Withstands vacuum loading The HSL is specifically designed to withstand the vacuum effect of high speed trains passing through tunnels. Exceptionally robust The one piece aluminium body (IK10) allows the luminaire to be used in a wide range of applications from high speed rail tunnels to overground and underground stations
For use in
The one piece aluminium body (IK10) allows the luminaire to be used in a wide range of applications from high speed rail tunnels to overground and underground stations
Key features
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- Withstands vacuum loading The HSL is specifically designed to withstand the vacuum effect of high speed trains passing through tunnels
- Exceptionally robust The one piece aluminium body (IK10) allows the luminaire to be used in a wide range of applications from high speed rail tunnels to overground and underground stations
- Attractive, streamlined shape Die cast end caps help form a very shallow profile
- Easy maintenance access The hinged front frame has positive clip fasteners and a removable gear tray
- Versatile, extruded construction Luminaire lengths can be made to order, up to 3 metres
- Symmetrical or asymmetrical optics A wide selection of applications is possible with a full range of light technical options and optional anti-glare louvre for use in many station applications
- Polycarbonate or toughened glass A choice of cover materials gives further application options
- IP65 The high level of ingress protection ensures reliability and long life
Technical data
- Body: Extruded aluminium body and cast end caps
- Finish: RAL9007 silver
- Glass: UV stabilised polycarbonate or toughened glass
- Optics: High performance symmetrical or asymmetrical reflector and anti-glare louvre options
- Mounting: Ceiling or suspended, wall mounting via optional brackets
- Control gear: High frequency electronic gear as standard on a removable gear tray
- Insulation: Class 1 (must be earthed). Class 2 optional in combination with HF fluorescent gear
- Ambient operating range: -15°C to +40°C (TLD/PLL)
Dimensions and weights

| Lamp Length |
Width |
Height |
Weight |
KG |
| mm |
mm |
mm |
PC |
Glass |
| 1 x 24W PLL |
350 |
252 |
110 |
5 |
6.5 |
| 1 x 36W PLL |
550 |
252 |
110 |
7 |
8.5 |
| 1 x 55W PLL |
550 |
252 |
110 |
7 |
8.5 |
| 1 x 80W PLL |
580 |
252 |
110 |
8 |
9.5 |
| 1 x 18W T8 |
734 |
252 |
110 |
9 |
10.5 |
| 1 x 36W T8 |
1344 |
252 |
110 |
14 |
15.5 |
| 1 x 58W T8 |
1644 |
252 |
110 |
17 |
18.5 |
| 2 x 58W T8 |
1644 |
252 |
110 |
17 |
18.5 |
To specify state: Exceptionally robust, extruded aluminium bodied luminaire with symmetrical and asymmetrical distribution options as WRTL HSL.
Order codes
| Lamp |
Distribution |
Code |
| 1 x 24W PLL |
Symmetrical |
HSL/2835/SYM/PLL/24 |
| 1 x 24W PLL |
Asymmetrical |
HSL/2835/ASY/PLL/24 |
| 1 x 36W PLL |
Symmetrical |
HSL/2835/SYM/PLL/36 |
| 1 x 36W PLL |
Asymmetrical |
HSL/2835/ASY/PLL/36 |
| 1 x 55W PLL |
Symmetrical |
HSL/2835/SYM/PLL/55 |
| 1 x 55W PLL |
Asymmetrical |
HSL/2835/ASY/PLL/55 |
| 1 x 80W PLL |
Symmetrical |
HSL/2835/SYM/PLL/80 |
| 1 x 80W PLL |
Asymmetrical |
HSL/2835/ASY/PLL/80 |
| 1 x 18W T8 |
Symmetrical |
HSL/2835/SYM/118 |
| 1 x 18W T8 |
Asymmetrical |
HSL/2835/ASY/118 |
| 1 x 36W T8 |
Symmetrical |
HSL/2835/SYM/136 |
| 1 x 36W T8 |
Asymmetrical |
HSL/2835/SYM/136 |
| 1 x 58W T8 |
Symmetrical |
HSL/2835/ASY/158 |
| 1 x 58W T8 |
Asymmetrical |
HSL/2835/ASY/158 |
| 2 x 58W T8 |
Symmetrical |
HSL/2835/SYM/258 |