Single Phase Sump, Effluent and Sewage - INSTRUCTION MANUAL - Xylem Applied ...
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INSTRUCTION MANUAL
IM127R08
Single Phase Sump,
Effluent and Sewage
INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONSTABLE OF CONTENTS
SUBJECT PAGE
Safety Instructions................................................................................................................................................................... 3
Pre-Installation Information and Checks.............................................................................................................................. 3
Lifting of Pump........................................................................................................................................................................ 4
Optional Guide Rail or Lift-Out System................................................................................................................................ 4
Piping....................................................................................................................................................................................... 4
Wiring and Grounding........................................................................................................................................................... 4
Selecting and Wiring Pump Control Panels and Switches..............................................................................................4-5
Installation in Sump without Slide Rails................................................................................................................................ 5
Installation................................................................................................................................................................................ 6
Operation................................................................................................................................................................................ 6
Float Switch and Panel Chart................................................................................................................................................. 7
Engineering Data.................................................................................................................................................................... 8
Insulation Resistance Readings............................................................................................................................................. 9
Typical Installations and Simplex Wiring Diagrams.......................................................................................................9-10
Trouble Shooting.................................................................................................................................................................. 11
Limited Warranty................................................................................................................................................................... 12
Owner’s Information
Pump Model Number:
Pump Serial Number:
Control Model Number:
Dealer:
Dealer Phone No.
Date of Purchase: Installation:
Current Readings at Startup:
1Ø
Amps:
Volts:
2SAFETY INSTRUCTIONS WARNING Risk of electric shock – this pump is
supplied with a grounding conductor
TO AVOID SERIOUS OR FATAL PERSONAL INJURY and grounding-type attachment plug. To reduce the risk
OR MAJOR PROPERTY DAMAGE, READ AND of electric shock, install only on a circuit protected by a
FOLLOW ALL SAFETY INSTRUCTIONS IN MANUAL ground fault circuit interrupter (GFCI) with a rated trip
AND ON PUMP. current of not more than 30 mA.
THIS MANUAL IS INTENDED TO ASSIST IN THE WARNING This unit contains lubricant oil: always put
INSTALLATION AND OPERATION OF THIS UNIT in place the necessary measures to ensure
AND MUST BE KEPT WITH THE PUMP. that any spilled lubricant does not disperse in the
environment. It is prohibited to dispose of lubricating
This is a SAFETY ALERT SYMBOL. fluids in the environment.
When you see this symbol on the pump
or in the manual, look for one of the fol- WARNING If the supply cord is damaged, it may
lowing signal words and be alert to the only be replaced by expert and qualified
potential for personal injury or property people in order to avoid a hazard. Only use original spare
damage. parts to replace faulty components. Unsuitable spare
parts may cause the product to work incorrectly and
DANGER Warns of hazards that WILL cause cause hazards for people and property.
serious personal injury, death or major
property damage. IMPORTANT PRE-INSTALLATION
Warns of hazards that CAN cause INFORMATION
WARNING
serious personal injury, death or major The pump must be connected to a dedicated
property damage. electrical circuit protected by a properly sized circuit
Warns of hazards that CAN cause per- breaker or fuses. Install a disconnect where required by
CAUTION sonal injury or property damage. code. Code questions should be directed to your
electrical inspector.
NOTICE: INDICATES SPECIAL INSTRUCTIONS
Pumps and floats equipped with a 3-prong ground-
WHICH ARE VERY IMPORTANT AND
ed plug must be connected to a 3-wire receptacle.
MUST BE FOLLOWED.
Do not attach to extensions or connectors without a
THOROUGHLY REVIEW ALL INSTRUCTIONS AND 3-prong grounded plug. NOTE: Removing the plug from
WARNINGS PRIOR TO PERFORMING ANY WORK the power cord is not allowable per NEC code. Removing
ON THIS PUMP. the plug will void the agency listing.
MAINTAIN ALL SAFETY DECALS. CAUTION This pump has been evaluated for use
with water only.
WARNING All electrical work must be performed by a Risk of electric shock – this pump is supplied with a
qualified technician. Always follow the grounding conductor and grounding-type attachment
National Electrical Code (NEC), or the Canadian Electrical plug. To reduce the risk of electric shock, be certain that
Code, as well as all local, state and provincial codes. Code it is connected only to a properly grounded, grounding-
questions should be directed to your local electrical type receptacle.
inspector. Failure to follow electrical codes and OSHA safety
standards may result in personal injury or equipment dam- WARNING This product can expose you to
chemicals including Lead and
age. Failure to follow manufacturer’s installation instructions Phthalate (DINP), which are known to the State of
may result in electrical shock, fire hazard, personal injury California to cause cancer and birth defects or other
or death, damaged equipment, provide unsatisfactory reproductive harm. For more information go to:
performance, and may void manufacturer’s warranty. www.P65Warnings.ca.gov.
WARNING Pumps are not designed for use in swim-
ming pools, open bodies of water, hazard- GENERAL INFORMATION
ous liquids, or where flammable gases exist. These fluids Sump pumps are designed to operate intermittently and
and gases may be present in containment areas. Tank or usually seasonally. It is recommended that you test the
wetwell must be vented per local codes. pump before your rainy season begins to insure that the
Only pumps specifically Listed for Class 1, Division 1 are pump and switch are operating properly.
allowable in hazardous liquids and where flammable
gases may exist. See specific pump catalog bulletins or We suggest installing a high water alarm system and a
pump nameplate for all agency Listings. battery back-up pump system for finished basements
or areas where flooding will cause property damage. A
WARNING Disconnect and lockout electrical power back-up generator is another option you can discuss with
before installing or servicing any electrical your pump installer. Most power outages occur during
equipment. Many pumps are equipped with automatic rain storms, just when you need your sump pump the
thermal overload protection which may allow an over- most! Pump manufacturer’s warranties cover only the
heated pump to restart unexpectedly. pump. Labor and incidental damage such as flooding is
WARNING This pump is not to be used by persons not covered.
(including children) with reduced physi-
cal, sensory or mental capabilities, or lack of experience PRE-INSTALLATION CHECKS
and knowledge, unless they have been given supervision Open all cartons and inspect for shipping damage.
or instruction concerning use of the pump by a person Report any damage to your supplier or shipping carrier
responsible for their safety. immediately.
Children should be supervised to ensure that they do not
play with the pump 3Important: Always verify that the pump nameplate backwards and may cause premature seal and/or bear-
Amps, Voltage, Phase, and HP ratings match your control ing wear. If the pump is turning backwards when it is
panel and power supply. called on to start the increased torque may cause dam-
Many of our sewage pumps are oil-filled. If there are any age to the pump motor and/or motor shaft and some
signs of oil leakage or if the unit has been stored for an single-phase pumps may actually run backwards.
extended period check the oil level in the motor dome Install an adequately sized gate valve AFTER the check
and the seal housing, if so equipped. valve for pump, plumbing and check valve maintenance.
Check the motor cover oil level through the pipe plug on Important – Before pump installation. If pumping
top of the unit. The motor chamber oil should just cover water, drill a 1⁄8” (3.2mm) relief hole. If pumping waste wa-
the motor. Do not overfill, leave room for expansion! ter containing solids, drill a 3⁄16” (4.8mm) relief hole in the
If low, refill with an ASTM 150 turbine oil. Replace the plug. discharge pipe. It should be located within the wetwell,
2” (51mm) above the pump discharge but below the
Oil is available in 5 gallon cans through our distributors. check valve. The relief hole allows any air to escape from
You can also source oil locally at motor repair shops. Typical the casing. Allowing liquid into the casing will insure that
oil brands are: Shell Turbo 32, Sunoco Sunvis 932, Texaco the pump can start when the liquid level rises. Unless a re-
Regal R&O 32, Exxon Nuto 32 and Mobil DTE Light. lief hole is provided, a bottom intake pump could “air lock”
Check the strain relief nut on power cable strain assem- and will not pump water even though the impeller turns.
blies. Power cables should be torqued to 75 in. lbs. for All piping must be adequately supported, so as not to
#16 cables and 80 in. lbs. for all other cable assemblies. impart any piping strain or loads on the pump.
Warranty does not cover damage caused by connecting The pit access cover must be of sufficient size to allow for
pumps and controls to an incorrect power source (volt- inspection, maintenance and crane or hoist service.
age/phase supply).
Record the model numbers and serial numbers from the WIRING AND GROUNDING
pumps and control panel on the front of this instruction Important notice: Read Safety Instructions before
manual for future reference. Give it to the owner or affix it proceeding with any wiring.
to the control panel when finished with the installation.
Use only stranded copper wire to pump/motor and
LIFTING OF PUMP ground. The ground wire must be at least as large as
the power supply wires. Wires should be color coded
WARNING DO NOT LIFT, CARRY OR HANG for ease of maintenance and troubleshooting.
PUMP BY THE ELECTRICAL
CABLES. DAMAGE TO THE Install wire and ground according to the National
ELECTRICAL CABLES CAN CAUSE Electrical Code (NEC), or the Canadian Electrical
SHOCK, BURNS OR DEATH. Code, as well as all local, state and provincial codes.
Install an all leg disconnect switch where required by
code.
Hazardous voltage
can shock, burn or Disconnect and lockout electrical power before
cause death.
performing any service or installation.
Lift the pump with an adequately sized chain or cable at- The electrical supply voltage and phase must match
tached to the lifting eye bolt. DO NOT damage electrical all equipment requirements. Incorrect voltage or
and sensor cables while raising and lowering unit. phase can cause fire, motor and control damage, and
voids the warranty.
OPTIONAL GUIDE RAIL
OR LIFT-OUT SYSTEM All splices must be waterproof. If using splice kits
follow manufacturer’s instructions.
In many effluent and sewage basins or lift stations it is
advisable to install the pump on a guide rail system or WARNINGSelect the correct type and NEMA grade
on a lift-out adapter to facilitate installation and removal junction box for the application and
for inspection and/or service. Most codes do not allow location. The junction box must insure dry,
personnel to enter a wetwell without the correct protective safe wiring connections.
equipment and training. Guide rails are designed to allow WARNING Seal all controls from gases present which
easy removal of the pump without the need for entry into may damage electrical components.
the wetwell or need to disturb piping. The guide rail or lift-
out adapter should locate the pump opposite the influent WARNING FAILURE TO PERMANENTLY GROUND
THE PUMP, MOTOR AND CONTROLS
opening preventing stagnate areas where solids can settle. Hazardous
BEFORE CONNECTING TO POWER CAN
The basin or pit must be capable of supporting the weight voltage
CAUSE SHOCK, BURNS OR DEATH.
of the pump and guide rail. The pit floor must be flat.
NOTICE: FOLLOW THE INSTRUCTIONS THAT ARE SELECTING AND WIRING
PROVIDED WITH THE GUIDE RAIL ASSEMBLY. PUMP CONTROL PANELS AND SWITCHES
PIPING FLOAT SWITCH TYPES
There are three types of float switches typically used on
Discharge piping should be no smaller than the pump single phase pumps; single action, vertical and wide
discharge diameter and kept as short as possible, avoid- angle.
ing unnecessary fittings to minimize friction losses.
Single action control switches can only be connected
Install an adequately sized check valve matched to the through a control panel. Connecting them directly to a
solids handling capability of the pump to prevent fluid pump will cause rapid cycling and may burn up the motor,
backflow. Backflow can allow the pump to “turbine”
4and/or the motor start switch and/or the float switch. If WARNING PLUG-CONNECTED UNITS MUST
using single action switches with a control panel please BE CONNECTED TO A PROPERLY
see the Float Switch and Panel Section. GROUNDED, GROUNDING TYPE RE-
Vertical mechanical float switches with piggyback plugs CEPTACLE.
are available for single phase pumps. They are an ideal ON NON-PLUG UNITS, DO NOT RE-
choice where there is limited space for a switch. They MOVE CORD AND STRAIN RELIEF. DO
require less room than a wide angle switch because they Hazardous voltage NOT CONNECT CONDUIT TO PUMP.
travel in a vertical direction. Typical model numbers start can shock, burn or
cause death.
with A2H…
Pumps with bare lead power cords can be hard-wired to
Wide angle float switches are the most popular type.
a float switch, wired to a 1Ø contactor, a Simplex con-
They can be directly connected to a pump or to a control
troller or a Duplex controller. Always verify that the float
panel. The “tether length” or the distance from the switch
switch is rated for the maximum run amperage, maxi-
body to the pivot point controls the On and Off points
mum starting amperage, and the HP rating on the pump.
and the amount pumped in one cycle. The pivot point
Single-phase waste water pumps contain on-winding
is where the float is attached either to the pump or the
overloads, unless noted on the pump nameplate. See
discharge pipe. See Figures 1 - 5.
Figures 1 and 2.
SETTING THE FLOAT SWITCHES
There are no absolute rules for where to set the float SINGLE PHASE CONTROL PANELS:
switches, it varies from job to job. Control panels are available as Simplex (controls 1 pump)
or Duplex (controls 2 pumps). Our standard control
Suggested Rules to Follow:
panels are available with many standard features and can
All floats should be set below the Inlet pipe! be built with our most popular options. We also custom
Off Float: Best: set so the water level is always above the build panels which offer many more design options than
top of the pump (motor dome). Next Best: set so the wa- the standard panels. Custom control panels are available
ter level is not more than 6” below the top of the pump. in many different configurations. Custom panel quote
On Float: set so the volume of water between the On requests may be forwarded to Customer Service through
and Off floats allows pumps of 1½ HP and under to oper- any authorized distributor.
ate for 1 minute minimum. Two (2) HP and larger pumps Our standard duplex panels feature a solid-state printed
should run a minimum of 2 minutes. Basin literature circuit board design with standard high level alarm cir-
states the gallons of storage per inch of basin height. cuits. Other standard features are: an auxiliary dry alarm
Lag/Alarm Float(s): should be staggered above the contact for signaling a remote alarm and float switch po-
Off and On floats. Try to use most of the available stor- sition indicator lights. Most standard panels are in stock
age provided by the basin, save some space for reserve for immediate delivery.
storage capacity. See Diagrams and Charts in Float Switch
Chart Section.
INSTALLATION IN SUMP WITHOUT
PANEL WIRING DIAGRAMS SLIDE RAILS
Our control panels are shipped with instructions and
wiring diagrams. Use those instructions in conjunction Is your basin sized correctly and the proper type for the
with this IOM. Electrical installation should be performed location?
only by qualified technicians. Any problem or questions Diameter - It must be wide enough to allow the pump
pertaining to another brand control must be referred and switch to physically fit and provide room for the
to that control supplier or manufacturer. Our technical switch to operate freely. The vertical switch models
people have no technical schematics or trouble shooting typically require less diameter than the wide-angle
information for other companies’ controls. float models. See “min. basin diameter” in Chart 1.
ALARMS
We recommend the installation of an alarm on all Waste-
CAUTION Depth - It must be deeper than the
minimum depth at which the switch
water pump installations. Many standard control panels turns the pump On. As an example, if the pump turns
come equipped with alarm circuits. If a control panel is on at 15” you want to use a basin deeper than 15”.
not used, a stand alone high liquid level alarm is avail- See “On level” in Chart 1.
able. The alarm alerts the owner of a high liquid level in Style - There are several sump basin
the system so they can contact the appropriate service WARNING
styles available. The location of the
personnel to investigate the situation. sump determines if you require a cover and what type
SINGLE PHASE PUMPS you require. It is important to keep debris from enter-
Single phase (1Ø) pumps may be operated using a ing the sump and clogging the pump. An open sump
piggyback or hard wired float switch, a contactor, or a in a traffic area such as a basement is dangerous. If
Simplex or Duplex control panel. See Figures 1, 2 and 5. children or pets will be playing in the area a bolt-on or
All 1/3 and ½ HP, 115 or 230 volt pumps, and some ¾ and child-proof cover is recommended.
1 HP pumps, are supplied with plug style power cords. The pump can be placed directly on the bottom of a poly
They may be plugged into piggyback float switches for or fiberglass sump basin or a concrete sump bottom. If
simple installations. It is allowable to remove the plugs the bottom is packed gravel the stones must be larger
in order to hardwire or connect to a Simplex or Duplex than ½” (13mm) in diameter and the pump should be
controller. Removing the plug neither voids the warranty placed on bricks for support.
nor violates the agency Listings. See Figure 5.
After connecting the discharge pipe to the pump it can
be lowered into the sump (basin). Always lower the
5pump by the handle and the pipe, never by the power Packaged Sewage Systems – Inspect unit for damage.
cord. Place the pump against the basin wall so the switch Return damaged units to the distributor. Install on solid,
is to the center. See “Installation Data”. level ground. Remove all tape from discharge pipe, vent
hole, float switch and inlet. Check to insure that the float
Check to insure all piping connections are tight. The swings freely and is attached to the pump. Install the
pipes should be supported by fastening to floor joists grommet in the inlet hole and lubricate it before install-
or wall. This will prevent the pump from moving in the ing the inlet pipe. Connect the vent per code. If installing
sump. If it moves the switch could get stuck and either outdoors protect the unit from freezing. Install a union
keep the pump running or not let it turn on. and check valve per valve manufacturer’s instructions.
The power to the outlet should be Off at this point. The Install a gate valve on the discharge side of the check
dedicated outlet should supply power only to the pump. valve for plumbing maintenance. See Typical Installation
Drawing 1.
Our sump pumps have either a single power cord for
pumps with built-in switches or two power cords for
pumps with piggyback switches: OPERATION
Built-In/Single Cord - plug the single power cord into a Once the piping connections are made and checked you
dedicated power outlet. can run the pumps.
Piggyback/Two Power Cords - insert the piggyback Piggyback Switch Operation – Plug the piggyback
switch male plug into a dedicated power outlet. You switch into a dedicated grounded outlet and then plug
then plug the standard male pump plug into the back, the pump into the switch. Test the pump by filling the
female side, of the piggyback switch plug. wetwell until the pump goes On. If the pumps run but
fail to pump, they are probably air locked, drill the relief
Fasten the power cords to the discharge pipes using tie holes per the instructions in the Piping Section.
wraps or electrical tape. Coil and store any excess power
cord outside the sump. Check the operating range to insure a minimum one min-
ute run time and that the pump goes Off in the correct
INSTALLATION position. Note: Small package systems will normally have
a fast ON-OFF cycle.
STANDARD PUMP INSTALLATION
Connect the pump(s) to the guide rail pump adapters Control Panel Operation – Fill the wetwell with clear
or to the discharge piping. Guide rail bases should be water.
anchored to the wetwell floor. Use the pump H-O-A (Hand-Off-Automatic) switches in
Complete all wiring per the control panel wiring dia- Hand to test the pumps. If they operate well in Hand pro-
grams and NEC, Canadian, state, provincial and/or local ceed to test Automatic operation. If the pumps run but
codes. fail to pump, they are probably air locked, drill the relief
holes per the instructions in the Piping Section.
! DANGER DO NOT PLACE HANDS IN PUMP
SUCTION WHILE CHECKING Place Control Panel switch(es) in Automatic position and
MOTOR ROTATION. TO DO SO WILL thoroughly test the operation of the ON, OFF, and Alarm
CAUSE SEVERE PERSONAL INJURY. floats by filling the wetwell with clear water. Important:
Failure to provide a Neutral from the power supply to a
Lower the pump(s) into the wetwell. 1Ø, 230 volt Control Panel will not allow the panel control
Check to insure that the floats will circuit to operate. The Neutral is necessary to complete
operate freely and will not contact the the 115 volt control circuit.
Hazardous Machinery
piping. Check voltage and amperage and record the data on the
PRE-PACKAGED SYSTEM INSTALLATION front of this manual for future reference. Compare the
Connect the piping per local codes and the drawings in amperage readings to the pump nameplate maximum
Typical Drawings Section. amperage. If higher than nameplate amperage investi-
gate cause. Operating the pump off the curve, i.e. with
Sink Drain Systems – Inspect unit for damage. Return too little head or with high or low voltage will increase
damaged units to the distributor. Install on solid, level amperage. The motor will operate properly with voltage
ground. Hand tighten the piping into the Inlet. Con- not more than 10% above or below pump nameplate
nect the Discharge to the main drain line. The discharge ratings. Performance within this range will not necessarily
should contain a union and a check valve. See Typical be the same as the published performance at the exact
Installation Drawing 2. rated nameplate frequency and voltage. Correct the
problem before proceeding.
Reset the Alarm circuit, place pump switch(es) in the Au-
tomatic position and Control Switch in ON position. The
system is now ready for automatic operation.
Explain the operation of the pumps, controls and alarms
to the end user. Leave the paperwork with the owner or
at the control panel if in a dry, secure location.
6FLOAT SWITCH AND PANEL CHART
The purpose of this chart is to show the required switch
quantities and the function of each switch in a typical Discharge
wastewater system. The quantities required vary de-
pending on the switch type, single-action or wide-angle.
Switch quantities also vary by panel type: simplex with
and without alarms, and duplex with alarms.
Duplex Panels using single-action switches:
Three Float Panel Wiring Inlet
SW1 Bottom Pumps Off
SW2 Middle 1st Pump On Alarm SW3
SW3 Top 2nd Pump & Alarm On
Pump On SW2
Four Float Panel Wiring ➁
SW1 Bottom Pumps Off
SW2 2nd 1st Pump On Pump Off SW1
SW3 3rd 2nd Pump On
SW4 Top Alarm On
Duplex Panels using wide-angle switches:
Three Float Panel Wiring
SW1 Bottom 1st Pump On/Both Off
SW2 Top 2nd Pump & Alarm On Simplex ➀
Four Float Panel Wiring
SW1 Bottom 1st Pump On/Both Off
SW2 Middle 2nd Pump On
SW3 Top Alarm On
Discharge
Simplex Panel using single-action switches:
Simplex Panel with Alarm ①
SW1 Bottom Pump Off
SW2 Middle Pump On
SW3 Top Alarm On/Off
Simplex Panel with No Alarm Inlet
SW1 Bottom Pump Off
SW2 Top Pump On
Alarm SW4
Simplex Panel using wide-angle switches: Lag Pump On
SW3
Simplex Panel with Alarm Lead Pump On
SW2
SW1 Bottom Pump On/Off
SW2 Top Alarm On/Off
Pump Off
SW1
Simplex Panel with No Alarm
SW1 Pump On/Off
Duplex ➁
7ENGINEERING DATA
Engineering data for specific models may be found in your catalog and on our website (address is on the cover).
Control panel wiring diagrams are shipped with the control panels. Please use the control panel drawings in conjunction with this instruction
manual to complete the wiring.
PUMP OPERATION
Minimum Submergence Maximum Fluid Temperature
Continuous Continuous
Fully Submerged 104º F 40º C
Duty Operation
Intermittent Intermittent
6” Below Top of Motor 140º F 60º C
Duty Operation
Pumpmaster and Pumpmaster Plus -
Hard Wired
Single-Action Float Switch
“Typical” Installation
WEIGHT
6" (15.3 cm)
Figure 1
8" (20.3 cm) TURN ON LEVEL
6" (15.3 cm)
Double Float - Hard Wired
Figure 4
Wide-Angle Float Switch
Piggyback
Pump plug switch plug
Figure 2
Pumping
Determining Pumping Range range
Figure 5
Figure 3
8INSULATION RESISTANCE READINGS
Normal Ohm and Megohm Values between all leads and ground
Condition of Motor and Leads Ohm Value Megohm Value
A new motor (without drop cable). 20,000,000 (or more) 20 (or more)
A used motor which can be reinstalled in well. 10,000,000 (or more) 10 (or more)
Motor in well. Readings are for drop cable plus motor.
New motor. 2,000,000 (or more) 2 (or more)
Motor in good condition. 500,000 - 2,000,000 .5 - 2
Insulation damage, locate and repair. Less than 500,000 Less than .5
Insulation resistance varies very little with rating. Motors of all HP, voltage and phase ratings have similar values
of insulation resistance.
Insulation resistance values above are based on readings taken with a megohmmeter with a 500V DC output.
Readings may vary using a lower voltage ohmmeter, consult factory if readings are in question.
TYPICAL INSTALLATIONS
DISCHARGE
PIPING WITH
UNION AND
CHECK VALVE
TETHER
LENGTH
VENT
GATE VALVE
CHECK VALVE
VENT
INLET PIPING
WITH UNION
AND TRAP
Drawing 2
INFLUENT
ON
BASIN
OFF
Drawing 1
9NOTE: WHEN USING SEPARATE 115 VAC CONTROL POWER SUPPLY, REMOVE
GND J1 JUMPER (J1) FROM TERMINALS (L1) AND LL1). CONNECT 15 AMP MAX.
PROTECTED 115 VAC SUPPLY TO TERMINALS (LL1) AND (N) WITH
LL1
THE NEUTRAL OF THE SUPPLY TO (N).
TYPICAL INSTALLATIONS (continued)
A 230 VOLT SYSTEM CONTROL
REQUIRES A 4 WIRE ON-OFF
Simplex Single Phase Wiring Diagram S10020
POWER SUPPLY LINE
L1, L2, N AND GND.
WITHOUT A NEUTRAL
115/230 VAC (FOR 115 VAC, USE TERMINALS L1 AND N, JUMP L2 AND N).
THE CONTROL CIRCUIT
SINGLE PHASE, 60 Hz
WILL NOT WORK. S1 RUN
L1 T1
HAND
PUMP
S1-AUX
L2 T2 OFF
S1
N
1 2 3 AUTO
NOTE: WHEN USING SEPARATE 115 VAC CONTROL POWER SUPPLY, REMOVE
GND J1 JUMPER (J1) FROM TERMINALS (L1) AND LL1). CONNECT 15 AMP MAX.
OFFPROTECTED
FLOAT 115 VAC SUPPLY TO TERMINALS (LL1) AND (N) WITH
ON FLOAT
LL1
THE NEUTRAL OF THE SUPPLY TO (N).
FLASH HIGH
FLASHER
A 230 VOLT SYSTEM CONTROL
REQUIRES A 4 WIRE ON-OFF
4 R1
POWER SUPPLY LINE
L1, L2, N AND GND.
WITHOUT A NEUTRAL R2
ALARM FLOAT
THE CONTROL CIRCUIT HORN
WILL NOT WORK. RUN
TEST SILENCE
HAND
S1-AUX R2
OFF
S1
R2
1 2 3 AUTO
OFF FLOAT ON FLOAT
FLASH HIGH
FLASHER
4 R1
R1 R2
ALARM FLOAT
HORN
TEST SILENCE
5 6 R2
HIGH LEVEL ALARM R2
DRY CONTACTS
J1
L1 L2 LL1 N 1 2 3 4 5 6 T1 T2
2 FOR 115 VAC OPERTION,
USE TERMINALS L1 AND N,
R1
JUMP TERMINALS L2 AND N.
R1
5 6
DRY CONTACTS
HIGH LEVEL ALARM
115/230 VAC 2 DRY CONTACTS
ALARM
SINGLE PHASE
FLOAT
60 Hz
PUMP
ON FLOAT
OFF FLOAT
Typical Simplex Installation Typical Duplex Installation
TO ELECTRICAL SWING
ACCESS CONTROLS OR CHECK SHUT-OFF
COVER VENT OUTLET VALVE VALVE DUPLEX CONTROL SYSTEM
VENT CHECK ISOLATION
VALVE VALVE
DISCHARGE DISCHARGE
DISCHARGE
INLET
INLET
3rd
2nd
1st
FLOAT SWITCH
RECEIVER BASIN SUBMERSIBLE FLOAT
WASTEWATER PUMP SWITCH
10TROUBLESHOOTING
WARNING FAILURE TO DISCONNECT AND LOCKOUT ELECTRICAL
POWER BEFORE ATTEMPTING ANY SERVICE CAN CAUSE
Hazardous SHOCK, BURNS OR DEATH.
voltage
SYMPTOM PROBABLE CAUSE RECOMMENDED ACTION
MOTOR NOT RUNNING Motor thermal protector tripped. Allow motor to cool. Insure minimum pump
NOTE: If circuit breaker submergence. Clear debris from casing and impeller.
“OPENS” repeatedly, Open circuit breaker or blown fuse. Determine cause, call a qualified electrician.
DO NOT reset. Call Pump impeller binding or jammed. Check motor amp draw. If two or more times higher
qualified electrician.
than listed on pump nameplate, impeller is locked,
a) Manual operation Power cable is damaged. motor bearings or shaft is damaged. Clear
Inadequate electrical connection debris from casing and impeller, consult with dealer.
in control panel.
Resistance between power leads and ground should
b) Automatic operation No neutral wire read infinity. If any reading is incorrect, call a
connected to control panel. qualified electrician.
Inadequate electrical connection Inspect control panel wiring. Call a qualified
in control panel. electrician.
NOTE: Check the pump Defective liquid level switch. With switch disconnected, check continuity while
in manual mode first
activating liquid level switch. Replace switch, as
to confirm operation. If
required.
pump operates, the auto-
matic control or wiring is Insufficient liquid level to Allow liquid level to rise 3” to 4” (76 mm - 101 mm)
at fault. If pump does not activate controls. above turn-on level.
operate, see above. Liquid level cords tangled. Untangle cords and insure free operation.
PUMP WILL NOT Liquid level cords tangled. Untangle cords and insure free operation.
TURN OFF
Pump is air locked. Shut off pump for approximately one minute, then
restart. Repeat until air lock clears. If air locking
persists in a system with a check valve, a 3⁄16” (4.8 mm)
hole may be drilled in the discharge pipe
approximately 2” (51 mm) above the discharge
connection.
Influent flow is matching pump’s Larger pump may be required.
discharge capacity.
LITTLE OR NO LIQUID Check valve installed backwards, Check flow arrow on valve and check valve
DELIVERED BY PUMP plugged or stuck closed. operation.
Excessive system head. Consult with dealer.
Pump inlet plugged. Inspect and clear as required.
Improper voltage or wired Check pump rotation, voltage and wiring.
incorrectly. Consult with qualified electrician.
Pump is air locked. See recommended action, above.
Impeller is worn or damaged. Inspect impeller, replace as required.
Liquid level controls defective Inspect, readjust or replace as required.
or improperly positioned.
PUMP CYCLES Discharge check valve inoperative. Inspect, repair or replace as required.
CONSTANTLY Sewage containment area too small. Consult with dealer.
Liquid level controls defective or Inspect, readjust or replace as required.
improperly positioned.
Influent excessive for this size Consult with dealer.
pump.
11LIMITED CONSUMER WARRANTY
For goods sold for personal, family or household purposes, Seller warrants the goods purchased hereunder (with the exception of membranes,
seals, gaskets, elastomer materials, coatings and other “wear parts” or consumables all of which are not warranted except as otherwise provided
in the quotation or sales form) will be free from defects in material and workmanship for a period of one (1) year from the date of installation or
eighteen (18) months from the product date code, whichever shall occur first, unless a longer period is provided by law or is specified in the product
documentation (the “Warranty”).
Except as otherwise required by law, Seller shall, at its option and at no cost to Buyer, either repair or replace any product which fails to conform
with the Warranty provided Buyer gives written notice to Seller of any defects in material or workmanship within ten (10) days of the date when any
defects or non-conformance are first manifest. Under either repair or replacement option, Seller shall not be obligated to remove or pay for the
removal of the defective product or install or pay for the installation of the replaced or repaired product and Buyer shall be responsible for all other
costs, including, but not limited to, service costs, shipping fees and expenses. Seller shall have sole discretion as to the method or means of repair
or replacement. Buyer’s failure to comply with Seller’s repair or replacement directions shall terminate Seller’s obligations under this Warranty and
render this Warranty void. Any parts repaired or replaced under the Warranty are warranted only for the balance of the warranty period on the parts
that were repaired or replaced. The Warranty is conditioned on Buyer giving written notice to Seller of any defects in material or workmanship of
warranted goods within ten (10) days of the date when any defects are first manifest.
Seller shall have no warranty obligations to Buyer with respect to any product or parts of a product that have been: (a) repaired by third parties other
than Seller or without Seller’s written approval; (b) subject to misuse, misapplication, neglect, alteration, accident, or physical damage; (c) used in a
manner contrary to Seller’s instructions for installation, operation and maintenance; (d) damaged from ordinary wear and tear, corrosion, or chemical
attack; (e) damaged due to abnormal conditions, vibration, failure to properly prime, or operation without flow; (f) damaged due to a defective
power supply or improper electrical protection; or (g) damaged resulting from the use of accessory equipment not sold or approved by Seller. In
any case of products not manufactured by Seller, there is no warranty from Seller; however, Seller will extend to Buyer any warranty received from
Seller’s supplier of such products.
Goulds Water Technology Policy Concerning Online Sales to Consumers. Homeowners using the Internet to locate information regarding
residential water systems, residential wastewater systems, controls and tanks may discover several sites offering a direct-to-consumer purchasing
opportunity. Residential water and wastewater systems are mission critical applications and are designed to be installed by qualified professionals.
Goulds Water Technology has an extensive nationwide network of distributors and dealers, including authorized resellers. For a complete view of
Goulds Water Technology recognized distributors, dealers and authorized resellers, please refer to our locator at: http://goulds.com/sales-service/
No warranty is offered on Goulds Water Technology equipment purchased over the Internet, including web-based options from unauthorized
retailers. This policy is necessary to ensure that Goulds Water Technology equipment is installed properly, in compliance with applicable laws, rules
and codes, in a manner that addresses safety concerns and the proper performance of Goulds Water Technology equipment.
THE FOREGOING WARRANTY IS PROVIDED IN PLACE OF ALL OTHER EXPRESS WARRANTIES. ALL IMPLIED WARRANTIES, INCLUDING BUT
NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE LIMITED TO ONE (1)
YEAR FROM THE DATE OF INSTALLATION OR EIGHTEEN (18) MONTHS FROM THE PRODUCT DATE CODE , WHICHEVER SHALL OCCUR FIRST.
EXCEPT AS OTHERWISE REQUIRED BY LAW, BUYER’S EXCLUSIVE REMEDY AND SELLER’S AGGREGATE LIABILITY FOR BREACH OF ANY OF THE
FOREGOING WARRANTIES ARE LIMITED TO REPAIRING OR REPLACING THE PRODUCT AND SHALL IN ALL CASES BE LIMITED TO THE AMOUNT
PAID BY THE BUYER FOR THE DEFECTIVE PRODUCT. IN NO EVENT SHALL SELLER BE LIABLE FOR ANY OTHER FORM OF DAMAGES, WHETHER
DIRECT, INDIRECT, LIQUIDATED, INCIDENTAL, CONSEQUENTIAL, PUNITIVE, EXEMPLARY OR SPECIAL DAMAGES, INCLUDING BUT NOT LIMITED
TO LOSS OF PROFIT, LOSS OF ANTICIPATED SAVINGS OR REVENUE, LOSS OF INCOME, LOSS OF BUSINESS, LOSS OF PRODUCTION, LOSS OF
OPPORTUNITY OR LOSS OF REPUTATION.
Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you. Some states do not allow
the exclusion or limitation of incidental or consequential damages, so the above exclusions may not apply to you. This warranty gives you specific
legal rights, and you may also have other rights which may vary from state to state.
To make a warranty claim, check first with the dealer from whom you purchased the product or visit www.xyleminc.com for the name and location
of the nearest dealer providing warranty service.
Xylem Inc.
2881 East Bayard Street Ext., Suite A
Seneca Falls, NY 13148
Phone: (866) 673-0445
Fax: (888) 322-5877
www.xylem.com/goulds
Goulds is a registered trademark of Goulds Pumps, Inc. and is used under license.
© 2021 Xylem Inc. IM127 Revision Number 8 March 2021MANUAL DE INSTRUCCIÓN
IM127R08
Bombas Monofásicas
para sumidero, efluente y alcantarillado
INSTRUCCIONES DE INSTALACIÓN, FUNCIONAMIENTO Y MANTENIMIENTOÍNDICE
TEMA PÁGINA
Instrucciones de seguridad................................................................................................................................................. 15
Verificaciones preliminares a la instalación....................................................................................................................... 15
Levantamiento de la bomba............................................................................................................................................... 16
Riel corredizo o sistema de levantamiento opcional....................................................................................................... 16
Tuberías.................................................................................................................................................................................. 16
Alambrado y conexión a tierra............................................................................................................................................ 16
Selección y cableado de los interruptores y paneles de control de la bomba............................................................ 17
Instalación en estanque sin los carriles de la diapositiva................................................................................................ 18
Instalación.............................................................................................................................................................................. 18
Operación.............................................................................................................................................................................. 19
Tabla del panel e interruptores de flotador...................................................................................................................... 20
Datos de ingeniería.............................................................................................................................................................. 21
Lecturas de resistencia de la instalación............................................................................................................................ 22
Instalaciones típicas y diagramas de cableado de la bomba de diseño simple.................................................... 22-23
Identificación y resolución de problemas......................................................................................................................... 24
Garantía limitada................................................................................................................................................................... 25
Información del propietario
Número de modelo de la bomba:
Número de serie de la bomba:
Número de modelo del control:
Agente:
No. telefónico del agente:
Fecha de compra: Instalación:
Lecturas actuales en el momento de la puesta en marcha:
1Ø
Amperios:
Voltios:
14INSTRUCCIONES DE SEGURIDAD estatales y provinciales. Las preguntas acerca del código
deben ser dirigidas al inspector eléctrico local. Si se hace
PARA EVITAR LESIONES PERSONALES GRAVES O caso omiso a los códigos eléctricos y normas de seguri-
AÚN FATALES Y SERIOS DAÑOS MATERIALES, LEA dad de OSHA, se pueden producir lesiones personales
Y SIGA TODAS LAS INSTRUCCIONES DE SEGURI- o daños al equipo. Si se hace caso omiso a las instruc-
DAD EN EL MANUAL Y EN LA BOMBA. ciones de instalación del fabricante, se puede producir
electrochoque, peligro de incendio, lesiones personales
ESTE MANUAL HA SIDO CREADO COMO UNA o aún la muerte, daños al equipo, rendimiento insatisfac-
GUÍA PARA LA INSTALACIÓN Y OPERACIÓN DE torio y podría anularse la garantía del fabricante.
ESTA UNIDAD Y SE DEBE CONSERVAR JUNTO A LA
BOMBA. ADVERTENCIA Los bombas no están diseñadas para us-
arse en albercas, masas abiertas de agua,
Éste es un SÍMBOLO DE ALERTA DE líquidos peligrosos o donde existan gases inflamables.
SEGURIDAD. Cuando vea este símbolo Estos fluidos y gases podrían estar presentes en áreas
en la bomba o en el manual, busque de contención. El tanque o pozo debe ser ventilado de
una de las siguientes palabras de señal y acuerdo con los códigos locales.
esté alerta a la probabilidad de lesiones En lugares con líquidos inflamables o donde pudiese
personales o daños materiales. haber gases inflamables sólo deben usarse bombas
específica-mente clasificadas para áreas de Clase 1, Di-
PELIGRO Advierte los peligros que CAUSARÁN visión 1. Consulte los boletines de catálogos de bombas
graves lesiones personales, la muerte o específicas o la placa de identificación de la bomba con
daños materiales mayores. respecto a las listas de agencias.
ADVERTENCIA
Advierte los peligros que PUEDEN ADVERTENCIA Desconecte y bloquee la corriente eléc-
causar graves lesiones personales, la trica antes de instalar o dar servicio a cual-
muerte o daños materiales mayores. quier equipo eléctrico. Muchas bombas están equipadas
con protección automática contra la sobrecarga térmica,
PRECAUCIÓN Advierte los peligros que PUEDEN la cual podría permitir que una bomba demasiado cali-
causar lesiones personales o daños ente rearranque inesperadamente.
materiales.
AVISO: INDICA INSTRUCCIONES ESPECIALES QUE INFORMACIÓN IMPORTANTE DE
SON MUY IMPORTANTES Y QUE SE DEBEN SE- PREINSTALACIÓN
GUIR. La bomba debe conectarse a un circuito eléctrico
EXAMINE BIEN TODAS LAS INSTRUCCIONES Y dedicado protegido con un cortacircuitos o fusible
ADVERTENCIAS ANTES DE REALIZAR CUALQUIER del tamaño apropiado. Instale un desconectador cu-
TRABAJO EN ESTA BOMBA. ando el código así lo requiera. Las preguntas acerca
del código deben ser dirigidas al inspector eléctrico.
MANTENGA TODAS LAS CALCOMANÍAS DE SE-
Las bombas y flotadores equipados con un enchufe
GURIDAD.
de 3 clavijas conectado a tierra deben enchufarse a
ADVERTENCIA Ninguna persona que tenga capacidades un receptáculo trifilar. No conecte a extensiones o
físicas, sensoriales o mentales reducidas conectores sin un enchufe de 3 clavijas conectado a
(tampoco niños) o a la que le falten experiencia y cono- tierra. NOTA: La eliminación del enchufe del cable
cimientos (a no ser que tenga supervisión o instrucción eléctrico no es permisible por código del NEC.
en relación con el uso de la bomba por parte de una per- La eliminación del enchufe anulará el listado de la
sona responsable por su seguridad). Debe supervisarse a agencia.
los niños para asegurar que no jueguen con la bomba.
PRECAUCIÓN Esta bomba ha sido evaluada solo para
ADVERTENCIA Riesgo de descarga eléctrica. Esta bomba uso con agua.
tiene un conductor de conexión a tierra
y un enchufe de conexión tipo conexión a tierra. Para ADVERTENCIA Riesgo de descarga eléctrica – esta
reducir el riesgo de descarga eléctrica, instale solo en un bomba está provista con un conductor de
circuito protegido por un interruptor de circuito para fal- conexión a tierra y enchufe accesorio del tipo para
las a tierra (GFCI) con una corriente de disparo nominal conexión a tierra. Para reducir el riesgo de descarga
de no más de 30 mA. eléctrica, asegúrese de que sea conectado única-
mente a un receptáculo del tipo para conexión a
ADVERTENCIA Esta unidad contiene aceite lubricante.
Implemente siempre las medidas necesar- tierra, correctamente conectado a tierra.
ias para asegurar que cualquier lubricante vertido no se ADVERTENCIA Este puede exponerlo a químicos,
disperse en el medio ambiente. Está prohibido eliminar incluido el plomo y Phthalate (DINP),
líquidos lubricantes en el medio ambiente. reconocidos por el estado de California por
ADVERTENCIA Si el cable de suministro está dañado, solo provocar cáncer y defectos del nacimiento u otros
puede ser reemplazado por personas ex- daños reproductivos. Para obtener más
pertas y cualificadas para evitar peligros. Use solo piezas información, acceda a: www.P65Warnings.ca.gov.
de repuesto originales para reemplazar componentes INFORMACIÓN GENERAL
defectuosos. Las piezas de repuesto inadecuadas pueden
provocar el funcionamiento incorrecto del producto y Las bombas para sumidero están diseñadas para funcio-
pueden causar peligros para las personas y los bienes. nar intermitentemente y habitualmente por temporadas.
Se recomienda que pruebe la bomba antes del comien-
ADVERTENCIA Todo el trabajo eléctrico debe ser realiza- zo de la estación lluviosa para asegurar que la bomba y
do por un técnico calificado. Siempre siga
el interruptor estén funcionando correctamente.
el Código Eléctrico de EE.UU. (NEC) o el Código Eléc-
trico Canadiense, además de todos los códigos locales,
15Sugerimos instalar un sistema de alarma por alto nivel de Levante la bomba con una cadena o cable de tamaño
agua y un sistema de bomba de reserva a batería para adecuado conectado al perno de ojo de levantamiento.
sótanos habitables o áreas donde la inundación podría NO dañe los cables eléctricos o de los sensores al subir y
causar daños materiales. Un generador de reserva es bajar la unidad.
otra opción que puede consultar con el instalador de RIEL CORREDIZO O SISTEMA DE
la bomba. La mayoría de los cortes eléctricos ocurren LEVANTAMIENTO OPCIONAL
durante temporales de lluvia, justo cuando necesita más
su bomba para sumidero. Las garantías del fabricante de En muchos estanques de efluente y aguas negras o
la bomba sólo cubren la bomba. La mano de obra y los estaciones de levantamiento se recomienda instalar
daños y perjuicios imprevistos, tales como inundaciones, la bomba en un sistema de riel corredizo o sobre un
no están cubiertos. adaptador de levantamiento para facilitar la instalación
y retiro para inspección y/o servicio. La mayoría de los
VERIFICACIONES PRELIMINARES códigos no permite que el personal entre al pozo sin el
A LA INSTALACIÓN equipo de protección y la capacitación correctos. Los
Abra todas las cajas e inspeccione el equipo para deter- rieles corredizos están diseñados para facilitar el retiro de
minar si se ocasionaron daños durante el envío. Notifique la bomba sin necesidad de entrar al pozo o perturbar la
cualquier daño a su proveedor o a la compañía de trans- tubería. El riel corredizo o el adaptador de levantamiento
porte de inmediato. debe situar la bomba opuesta a la abertura para el
Importante: Siempre verifique que las clasificaciones de líquido de entrada, evitando las áreas estancadas donde
corriente, tensión, fase y potencia en la placa de identifi- pudiesen asentarse sólidos. El estanque o fosa debe
cación de la bomba correspondan con las del panel de ser capaz de soportar el peso de la bomba y del riel de
control y fuente de alimentación. deslizamiento. El piso de la fosa debe ser plano.
Muchas de nuestras bombas para alcantarillado están AVISO: SIGA LAS INSTRUCCIONES INCLUIDAS CON EL
llenas con aceite. Si hay alguna señal de fuga de aceite CONJUNTO DEL RIEL CORREDIZO.
o si la unidad estuvo almacenada durante largo tiempo, TUBERÍAS
verifique el nivel de aceite en la cúpula del motor y la
La tubería de descarga no debe ser más pequeña que el
caja del sello, en caso de haberla.
diámetro de descarga de la bomba y debe mantenerse
Verifique el nivel de aceite de la cubierta del motor a lo más corta posible, evitando los accesorios innecesa-
través del tapón de la tubería en el extremo superior de rios para reducir al mínimo las pérdidas por fricción.
la unidad. El aceite en la cámara del motor debe cubrir
Instale una válvula de retención de tamaño adecuado
apenas el motor. ¡No llene en exceso, deje espacio para
que corresponda con la capacidad de manejo de sólidos
expansión!
de la bomba para evitar el contraflujo de fluido. El con-
Si el nivel está bajo, agregue aceite para turbinas ASTM traflujo puede hacer que la bomba “gire” en dirección
150. Reinstale el tapón. inversa, produciendo un desgaste prematuro del sello
Puede obtenerse aceite en latas de 5 galones de y/o del cojinete. Si la bomba gira en sentido inverso al
nuestros distribuidores. También puede obtener aceite arrancar, el aumento de torsión puede dañar el motor
a nivel local en talleres de reparación de motores. Las y/o el eje del motor de la bomba y algunas bombas
marcas típicas de aceite son: Shell Turbo 32, Sunoco monofásicas hasta podrían funcionar en sentido inverso.
Sunvis 932, Texaco Regal R&O 32, Exxon Nuto 32 y Mobil Instale una válvula de compuerta de tamaño adecuado
DTE Light. DESPUÉS de la válvula de retención para facilitar el
Inspeccione la tuerca de alivio de tensión en los conjun- mantenimiento de la bomba, las tuberías y la válvula de
tos de protección contra tirones de los cables de aliment- retención.
ación. Torsión de los cables de alimentación: 75 pulg.-lbs. Importante – antes de instalar la bomba. Si se va a
para cables #16 y 80 pulg.-lbs. para todos los otros tipos bombear agua, perfore un orificio de alivio de 1⁄8 pulg.
de cable. (3.2 mm). Si se va a bombear agua residual con sólidos,
La garantía no cubre daños causados por conectar bom- perfore un orificio de alivio de 3⁄16 pulg. (4.8 mm) en la
bas y controles a la fuente de energía incorrecta (fuente tubería de descarga. Debe situarse dentro del pozo, a
de tensión/fase). 2 pulg. (51 mm) sobre la descarga de la bomba, pero
Anote los números de modelos y números de serie de debajo de la válvula de retención. El orificio de alivio per-
las bombas y del panel de control en la sección delantera mite el escape de aire de la carcasa. Al permitir que entre
de este manual de instrucciones para referencia futura. líquido a la carcasa se asegura que la bomba pueda ar-
Entregue el manual al propietario o adjúntelo al panel de rancar cuando el nivel de líquido aumente. A menos que
control una vez finalizada la instalación. se proporcione un orificio de alivio, una bomba de toma
inferior podría “obstruirse con aire” y no bombear agua,
LEVANTAMIENTO DE LA BOMBA a pesar de que el impulsor gire.
ADVERTENCIA NO LEVANTE NI TRANSPORTE NI Todas las tuberías deben estar apoyadas correctamente,
CUELGUE LA BOMBA DE LOS CABLES de modo que no se apliquen esfuerzos o cargas de las
ELÉCTRICOS. EL DAÑO A LOS CABLES tuberías a la bomba.
ELÉCTRICOS PUEDE PRODUCIR
ELECTROCHOQUE, QUEMADURAS O La cubierta de acceso a la fosa debe ser de tamaño
AÚN LA MUERTE. suficiente para permitir realizar el servicio de inspección,
mantenimiento y levantamiento con grúa o montacargas.
Un voltaje peligroso puede
producir golpes eléctricos,
quemaduras o la muerte.
16ALAMBRADO y CONEXIÓN A TIERRA Los interruptores de flotador de ángulo amplio son el
Aviso importante: Lea las instrucciones de seguridad tipo más popular. Pueden conectarse directamente a una
antes de proseguir con el cableado. bomba o a un panel de control. El “largo de la traba” o
la distancia entre el cuerpo del interruptor y el punto de
Use únicamente alambre trenzado de cobre para
pivote controla los puntos de encendido y apagado y la
la bomba/motor y la conexión a tierra. El alambre
cantidad bombeada en un ciclo. El punto de pivote es
de conexión a tierra debe ser al menos del mismo
donde el flotador va conectado ya sea a la bomba o a la
tamaño que los alambres de la fuente de aliment-
tubería de descarga. Consulte las figuras 1 a 5.
ación. Los alambres deben codificarse con colores
para facilitar el mantenimiento y la identificación y INSTALACIÓN DE LOS INTERRUPTORES
resolución de problemas. DE FLOTADOR
No hay reglas absolutas acerca de dónde instalar los
Instale los cables y la conexión a tierra de acuerdo
interruptores de flotador, varía de trabajo a trabajo.
con el Código Eléctrico de EE.UU. (NEC) o el
Código Eléctrico Canadiense, además de los Reglas sugeridas a seguir: ¡Todos los flotadores de-
códigos locales, estatales y provinciales. ben instalarse debajo de la tubería de entrada!
Instale un desconectador de todos los circuitos Flotador de apagado: Primera preferencia: instálelo
donde el código lo requiera. de manera que el nivel del agua quede siempre sobre
el extremo superior de la bomba (cúpula del motor). Se-
Desconecte y bloquee la corriente eléctrica antes
gunda preferencia: instálelo de manera que el nivel del
de instalar o dar servicio.
agua quede a no más de 6 pulg. por debajo del extremo
La tensión y fase de la fuente de alimentación superior de la bomba.
debe corresponder con todos los requerimientos
Flotador de encendido: instálelo de manera que el
del equipo. La tensión o fase incorrecta puede
volumen de agua entre los flotadores de encendido y
producir incendio, daño al motor o a los controles
apagado permita bombas de 1½ HP y menores funcio-
y anula la garantía.
nar al menos 1 minuto. Las bombas de dos (2) HP y may-
Todos los empalmes debe ser impermeables. Si ores deben funcionar al menos 2 minutos. La literatura
utiliza juegos de empalme, siga las instrucciones sobre estanques establece los galones de almacenaje
del fabricante. por pulgada de altura del estanque.
ADVERTENCIA Seleccione una caja de conexiones Flotador(es) de retardo/alarma: deben escalonarse
NEMA del tipo correcto para la sobre los flotadores de apagado y encendido. Trate de
aplicación y ubicación. La caja de utilizar la mayoría del almacenaje disponible ofrecido
conexiones debe garantizar conexiones por el estanque, ahorre espacio para la capacidad de
de cableado seguras y secas. almacenaje de reserva. Consulte los diagramas y tablas
ADVERTENCIA Selle todos los controles de los gases en la Sección de Tablas de Interruptores de Flotador.
presentes que pudiesen dañar los DIAGRAMAS DE CABLEADO DEL PANEL
componentes eléctricos. Nuestros paneles de control se envían con instrucciones
ADVERTENCIA
LA FALLA DE CONECTAR A TIERRA y diagramas de cableado. Utilice dichas instrucciones
PERMANENTEMENTE LA BOMBA, EL en conjunto con este manual de instrucciones (IOM).
Tensión MOTOR Y LOS CONTROLES, ANTES La instalación eléctrica debe ser realizada por técnicos
peligrosa calificados únicamente. Cualquier problema o preguntas
DE CONECTAR LA CORRIENTE
ELÉCTRICA PUEDE CAUSAR con respecto al control de otras marcas debe dirigirse a
ELECTROCHOQUE, QUEMADURAS O ese proveedor o al fabricante del control. Nuestro per-
LA MUERTE. sonal técnico no tiene diagramas esquemáticos técnicos
SELECCIÓN Y CABLEADO DE LOS o información de identificación y resolución de prob-
lemas de los controles de otras compañías.
INTERRUPTORES Y PANELES DE
CONTROL DE LA BOMBA ALARMAS
Recomendamos la instalación de una alarma en todas
TIPOS DE INTERRUPTORES DE FLOTADOR
las bombas para aguas residuales. Muchos paneles
Hay tres tipos de interruptores de flotador de uso típico
de control estándar vienen equipados con circuitos de
en las bombas monofásicas: de acción simple, vertical y
alarma. Si no se usa un panel de control, se ofrece una
de ángulo amplio.
alarma por alto nivel de líquido independiente. La alarma
Los interruptores de control de acción simple, sólo alerta al propietario acerca de una situación de alto nivel
pueden conectarse a través de un panel de control. Si de líquido en el sistema, de manera que pueda comu-
se conectan directamente a una bomba, se producirá nicarse con el personal de servicio apropiado para que
un ciclado rápido y se podría quemar el motor y/o el investigue la situación.
interruptor de arranque del motor y/o el interruptor de
BOMBAS MONOFÁSICAS
flotador. Si se utilizan interruptores de acción simple con
Las bombas monofásicas (1Ø) pueden operarse utilizan-
un panel de control, consulte la Sección del Panel e Inter-
do un interruptor de flotador en tándem o de conexión
ruptor de flotador.
directa, un contactador o un panel de control simple o
Se ofrecen interruptores de flotador mecánicos verticales doble. Ver las Figuras 1, 2 y 5.
con enchufes en tándem para las bombas monofásicas.
Todas las bombas del 1/3 y ½ HP, de 115 ó 230 voltios y
Son una selección ideal cuando hay espacio limitado
algunas bombas de ¾ y de 1 HP están equipadas con
para un interruptor. Requieren menos espacio que un
cables de alimentación estilo enchufe. Pueden enchu-
interruptor de ángulo amplio ya que viajan en dirección
farse a interruptores de flotador en tándem para instala-
vertical. Los números de modelos típicos comienzan con
ciones sencillas. Se permite quitar los enchufes para co-
A2H ...
nectar directamente o conectar a un controlador simple
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