• Design Service
    Free design service A dedicated, fully qualified, in-house design team is at your service completely free of charge. Providing comprehensive lighting designs bringing designs to life for road, urban, tunnel, high-mast, sports and area lighting schemes. We also have a specialised PFI design and support service.
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    Cost Calculator The pressures on reducing energy, maintenance costs and operating costs will continue to increase so that climate change objectives can be met. Understanding the total cost of an installation over its whole life is becoming increasingly important as budgets become tighter and long term planning is required. The Total Cost of Ownership Tool from WRTL allows you to compare the complete cost of alternate lighting solutions alongside Stela so that you are able to make informed decisions on long term sustainability.
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“[Stela] LED street lighting will play a leading role in improving the quality of life for all and setting this city apart from all others.” Councillor Timothy Huxtable

2850/51

Excellent optical performance Each lamp has its own optical system of high purity aluminium, symmetrical as standard, asymmetrical optional.  Used mainly on underpasses.

2850/51

  • Symmetrical or asymmetrical lighting Designed for surface mounting
  • Robust galvanised steel construction for toughness and corrosion resistance
  • Easy, safe disconnection The easily removable and interchangeable gear tray, galvanised with a touch-proof plug and socket (FMLB) on discharge circuits, or the combined optical and HF control gear on fluorescent circuits, speeds maintenance work
  • SON-T, SOX (tubular) compact or fluorescent lamps
  • The choice offers versatility and convenience
  • Excellent optical performance Each lamp has its own optical system of high purity aluminium, symmetrical as standard, asymmetrical optional
  • IP54 Long service life is ensured and the body is sealed with a protected silicone O ring retained within the body channel
  • Simple installation and mounting
  • Exceptionally high impact resistance The rating of IK10 and 5mm UV stabilised, anti-graffiti polycarbonate diffuser ensure its integrity
  • Body sizes: 1 body size as standard, in 2mm (average) gauge galvanised steel
  • Diffuser: 5mm UV stabilised polycarbonate anti-graffiti
  • Finish: Blue
  • Mounting: External adjustable brackets
  • Supply: Main incoming supply cable via M20 flame retardant cable gland 10-14mm diameter cable to a 3 pole termination block that is suitable for 2.5mm2 conductors as standard
  • Control gear - discharge: all PFC control gear mounted on removable tray - fluorescent: HF gear and optical system mounted on removable tray

2850 51 Series dimensions

  • 2850/51
  • 2850/51
  Description CODE
1 x 35-90w SOX *
1-2 x 18w TLD
1 x 18w-55w CFL
1 x 50-70w SON-T

To specify state: Exceptionally high impact rated (IK10) underpass luminaire with UV-stabilised polycarbonate cover and adjustable mounting brackets, as per WRTL 2850/51 Series.

Notes

* Every 2850/51 luminaire is made to order and each type will have a particular and dedicated reference and weight.