PRIMARK NEW WAREHOUSE FUTURE-PROOFED WITH ECO-FRIENDLY, INTELLIGENT LED LIGHTING - Dextra Group
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PRIMARK NEW WAREHOUSE FUTURE-PROOFED WITH ECO-FRIENDLY, INTELLIGENT LED LIGHTING
ABOUT THE CLIENT
Dexeco helps Primark reduce its environmental impact and energy bills by providing a high-quality,
sensor controlled LED lighting system for its brand-new 1.1 million sq ft. distribution centre in Islip,
Northamptonshire.
With 300 stores operating in 11 countries, the international fashion retailer has been going beyond legislation to maintain a healthy
balance between economic growth and a shift toward a greener future.
Awarded with the Carbon Trust Energy Standard in 2013, Primark has been implementing a wide range of energy saving and waste
reduction measures in all of its new stores, warehouses and refits. LED technology and Building Energy Management Systems have
been a key aspect of this programme, which is why Dexeco were chosen by the retailer’s dedicated environmental sustainability
team, to design, manufacture and deliver a solution in line with these goals and responsibilities.
(+44)
(+44)01747
01747858100
858100 www.dextragroup.co.uk
THE BRIEF
With lighting amounting to 80% of a typical warehouse’s Daylight, presence detection sensors and easily accessible
energy usage, the challenge was to make such a large space dimming controls were essential to the design, to maximise
as sustainable as possible. Primark took the first step towards energy savings and ensure task appropriate light levels at
this goal, by opting for LED, which offers up to 60% reductions each location throughout the day.
in energy consumption compared to fluorescent sources.
To maintain a safe, comfortable and productive working
As the majority of Dexeco’s LED luminaires are manufactured environment, the installation would be designed following L2
using the latest 3535 Lumileds chips offering 90% lumen building guidelines, using carefully selected ECA compliant
maintenance and 60,000 operating hours, the new installation products. Dexeco’s range of LED products go beyond the ECA’s
would run with minimal maintenance costs and avoid seal of quality assurance and provide efficacy ratings that
disruptions caused by frequent lamp replacements. more than comfortably satisfy all performance requirements.
By selecting products on the Energy Technology Criteria List
Covering a 1.1million sq ft. the warehouse was composed of (ECTL), Primark would not only reduce its carbon footprint,
different areas including loading bays, racking aisles, offices, but significantly lower its utility bills and Carbon Reduction
staff facilities (including a fitness room), which were intended Commitment scheme payments, whilst giving a positive
to be used round the clock at varying times. A flexible solution publicity message by adopting best sustainable practice.
using a wide variety of carefully selected products was
therefore needed to provide the right lighting conditions in Full emergency lighting coverage was also to be provided in
each area, with luminaires operating only where and when compliance with sector-specific regulations.
required.
“Dexeco’s range of LED products
go beyond the ECA’s seal of qual-
ity assurance and provide efficacy
ratings that more than comfortably
satisfy all performance require-
ments”
(+44) 01747 858100 www.dextragroup.co.uk
THE SOLUTION
Verteco LED – High Level Racking Aisles EcoPack LED – Mezzanine Storage Areas
With a proven track-record of excellent performance, simple A total of 10,000 Ecopack LED batten luminaires were supplied
installation, significant energy reduction and rapid return on for the three mezzanine storage floors. To boost energy savings
investment, the VertECO LED has secured its place as the by up to 30% for a faster return on investment, the luminaires
industry leading energy-saving lighting solution in the UK for over were installed complete with integral R44 sensors for digital
5 years. daylight and presence detection. Remote control programming
was also made available to easily adjust the dimming and sensor
To maximise visual comfort without compromising on light functions as required. A range of sensors are also available with
intensity, the Verteco LED utilises a mid-power LED chip board this product to tailor the detection functions to suit different
as opposed to high-output sources commonly seen in most high mounting heights.
bays on the market.
The highly efficient luminaire uses a high-transmission curved
The LED source is combined with a high-transmission diffuser opal diffuser and the latest Lumileds LEDs to give high LORs,
to allow both glare reduction and optimal LORs to be maintained visual comfort, whilst performing at over 100 Llm/w. Built with
in outputs as high as 32,000lm. This glare-limiting optic design versatility in mind, the EPK LED can be supplied in a wide range
protects forklift drivers and staff requiring access to goods stored of lumen outputs from 2200 to 9000lm, lengths, and custom
at high levels from hazardous glare whilst maintaining maximum optics providing open area or narrow distributions to suit a variety
visibility. applications.
For both the high racking aisles and open spaces, over 1600 Like the Verteco LED, the EPK is designed to simplify installation
Verteco LED luminaires were supplied in 13,200 lumen output as much possible, with its separate gear spine and snap-in one
versions, with ultra high rack optics to achieve a uniform and piece gear tray and diffuser for easy mounting and practical
controlled light distribution. suspension tags for hands-free electrical connection.
The EPK LED steel construction and injection moulded
Luminaires were provided with integral passive infra-red polycarbonate end caps also protect the luminaire from the
R14 sensors offering daylight regulation, presence detection, rigours of industrial facilities.
and user-friendly remote control for simple and accurate
commissioning at heights of 4 to 18m. The R14 sensor can be
customised with a series of lens types (Narrow, Wide, Ultra-Wide)
to provide the right detection range for each area.
To add to the low-maintenance benefits of its Lumileds LEDs, the
Verteco’s Philip’s outdoor driver offers a constant lumen output
feature which eliminates lumen depreciation of the source over
the luminaire’s entire lifetime, further reducing the need for re-
servicing at such high and inconvenient locations.

(+44) 01747 858100 www.dextragroup.co.uk
THE SOLUTION
MODLED Office – Offices Protec LED Downlight – Corridors /
Stairways / Amenities
The MODLED Office was selected to provide Primark with
a comfortably lit and productive office environment with
Making full use of its wide range of customisable options,
the minimum luminaires and energy consumption for a
the Protec LED was adapted to serve multiple purposes. Built
short capital cost payback period. Purpose-built for office
for versatility, the luminaire is available with a number of
environments, the MODLED office achieves this by using a
custom bezels, covers, interchangeable reflectors and colour
central micro prismatic optic for glare reduction, framed by
attachments. BSEN 12464 glare complaint versions were
a high-transmission opal diffuser to offer 93% diffusion of
supplied in the office areas, whilst the bathrooms required
its high-output Lumileds LEDs. This dual optic design allows
the luminaire to be silicon sealed to IP65 for added protection
the installation to provide the 400 Lux recommended lux
to water, dust, and dirt ingress.
level for office areas using luminaire spacings as wide as
3 x 3m, whilst complying to BSEN 12464 glare limitations
With highly efficient reflectors (available in specular or
to support computer usage and ensure maximum visual
semi-specular options), Lumileds LEDs, and Philips drivers,
clarity staff. By meeting these requirements with an average
the luminaire offers LORs of over 90% in lumen outputs of
luminaire efficacy of 100 Llm/W for lumen outputs of up to
up to 3000lm, offering the same or improved performance
11,000lm, the MODLED Office offers premium performance
of fluorescent equivalents but at significantly lower power
and a full compliance package to ECA, L2 and BSEN 12464
loads.
simultaneously.
In the corridors and stairways, the luminaire was installed
The versatile luminaire is available in a wide range of options
with standalone sensor and DALI dimming controls, offering a
including 3 body sizes, emergency packages, sensor and
corridor mode which dims the lights to a safe 10% light output
dimming controls, and lay-in or pull-up installation formats
when areas are left unoccupied, to harvest further energy
to suit each application. Its minimalist design makes it
savings.
adaptable to a host of environments for a modern and
attractive finish.
Installation was kept quick, simple and cost-effective thanks
to the Protec’s practical four-point, self-clamping spring
bracket which retains the fitting into the ceiling. The versatile
luminaire is also suitable for plasterboard, mineral fibre and
metal tile installation in ceiling thicknesses of up to 30mm.
(+44) 01747 858100 www.dextragroup.co.uk
THE SOLUTION
Flexible and Dynamic Sensor Controls Emergency Lighting
VertECO LED, EcoPack LED and MODLED Office were supplied
With such a high number of luminaires fitted in the main
with integral three-hour emergency packages, supported by
warehouse area, luminaire’s with integral sensors helped
the IP65 rated, self-contained 2.5w AME LED bulkhead, to
speed up the installation process by eliminating the need for
provide greater emergency coverage at minimal maintenance.
extra wiring (specify?). With every luminaire equipped with its
The 4w LED ‘Hanging Blade’ exit sign and EXI LED were used
own sensor, accurate “zoning” could be achieved, allowing the
for all emergency exit signage across the premises.
luminaires to be switched to full light level only when staff
enter specific areas, as well as react to daylight levels across
the warehouse.
In the offices and non-industrial circulation areas, standalone
sensors were fitted in strategic locations to work in
conjunction with the luminaires’ DALI dimming drivers and
dedicated remote controls and wall switches.
Both the integral and standalone emergency drivers can be
networked using a digitally addressable auto-test system
which produces periodic status reports, allowing staff to easily
monitor each luminaire’s energy-consumption, emergency
lighting and system faults that may occur, at no extra cost.
(+44) 01747 858100 www.dextragroup.co.uk
FEATURED PRODUCTS (+44) 01747 858100 www.dextragroup.co.uk
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