FlowStar – LED tunnel entrance and point-source interior lighting

FlowStar Large

FlowStar Large

  • FlowStar – LED tunnel entrance and point-source interior lighting

    • High lumen output; dedicated tunnel luminaire that can replace HPS entrance lighting
    • Long-lasting, highly efficient lighting solution for the whole tunnel
    • Easy to install and maintain


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Product family information

Tunnel operators are looking for an LED solution for both interior and entrance lighting that delivers cost, safety and availability benefits over the full lifetime of the product. FlowStar’s stainless-steel modular build and dedicated LED design provide a long-lasting and efficient LED alternative to conventional HPS lighting. FlowStar can also be combined with our controls and services for the highest levels of performance.


A lifetime solution for both tunnel entrance and interior lighting in combination with service packages
Designed for maintenance (modular build and glass cover)
Can be integrated with controls (e.g. TunneLogic) and services for best system performance
True point-for-point LED alternative to HPS up to 400 W
For entrance lighting, it can be combined with the FlowLine linear interior luminaire
Can compete on Total Cost of Ownership with current HPS solutions within the TotalTunnel approach


Traffic tunnels and underpasses
Product family details
  • BGB300 (ENTRANCE version)
  • BGB310 (INTERIOR version)
Light source
  • Integral LED-module
System power
  • BGB300: 79 up to 435 W
  • BGB310: 68 up to 370 W
Luminous flux
  • BGB300: 9,200 up to 50,000 lm
  • BGB310: 8,200 up to 44,000 lm
Luminaire efficacy
  • > 100 lm/W
Correlated Color Temperature
  • 4000 K (neutral white, NW)
  • 5700 K (cool white, CW)
Color Rendering Index
  • > 70
Maintenance of lumen output - L80F10
  • > 100,000 hours at 25 ºC
Operating temperature range
  • -25 to +40 ºC
  • Separate (non-self ballasted LED-module)
Mains voltage
  • 220-240 V / 50-60 Hz
  • DALI or SDU dimmable
  • Tunnel asymmetrical (DTA)
  • Tunnel counter-beam (DTCB)
  • Tunnel symmetrical (DTS)
  • Tunnel asymmetrical wide beam (DTA-WB)
  • Tunnel symmetrical wide beam (DTS-WB)
Optical cover
  • Tempered glass, hard
  • Housing: stainless steel
  • Heatsink: aluminum
  • Cover: glass, thermally toughened
  • Not painted stainless steel and anodized aluminum
  • Plugs connections or flying lead
  • Long lasting sealed units easy and fast to exchange
  • Ceiling mounted
  • 6 flange mounting clamps included for fast installation and allignment in the horizontal plane
  • Option for plugs connection for plug and play installation
  • Recommended mounting height: > 4 m
Cable gland
  • Flying lead versions: M20
  • Plug and play version: 2 receptacles for DALI (in and out) and 1 receptacle for power in
  • Separate FlowStar LED units are available (BGB300 and BGB310 with dedicated designations)
  • Separate FlowStar driver units are available (EGB300 and EGB310 with dedicated designations)
  • Separate mounting clamp sets (set of 4 and set of 6 pcs) are available
  • For the versions equiped with connection sockets, cables with matching plugs are available

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