Lister2

Lister2

Lister2

Lister2

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Lister2
Lister2

Overview

Lister 2 is a recessed sealed luminaire with Tp(a) rated prismatic diffuser for general clean area lighting applications

 

Optics

Lister2

  • Light source options:
    • LED 3536 lumens (33.8W / 34.1W)*
    • LED 5984 lumens (62.4W / 58.2W)*
    • LED 7072 lumens (59.1W)
    • LED 11968 lumens (104.5W)

* In two body sizes

  • All optics are TP(a) rated:
    • Single sheet 3mm prismatic fireguard material **
  • Emergency Output (BLF):
    • All LED variants - 297 Lumens
  • Available with 3000K and 4000K LED

** For LG7 compliant optics for computer screen use, see Whitecroft Lister **

Body

  • Front access only
  • Compatible with modular exposed T25, spring T and prepared aperture ceilings. Recessing panels are recommended on spring T ceilings to retain room integrity
  • Steel body finished white
  • RAL Colour: White RAL9016
  • Extruded aluminium frame with concealed fixings
  • Diffuser securely clamped but easily removable from frame for replacement
  • IP65 rated - to BSI tested and certified construction as protecting the room to IP65 from void contamination with the front frame in place. IP20 rating with the frame removed
  • Rapid fix Lumafix sliding side support brackets included which are adjusted from inside the body
  • Emergency variants supplied with a NiCd battery
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Lister2 LED

Lister2 LED (4000K) HF Gear 3hr Emergency LL/CW L70 B50
L80
L90
3536 lumens (33.8W, 600 x 600mm) L2LH14K L2LH14KEM 105 >100k >100k 65k
5984 lumens (62.4W), 600 X 600mm) L2LH24K L2LH24KEM 96 >100k 84k 39k
3536 lumens (34.1W, 1200 x 300mm) L2LH34K L2LH34KEM 104 >100k >100k 65k
5984 lumens (58.2W, 1200 x 300mm) L2LH44K L2LH44KEM 103 >100k 84k 39k
7072 lumens (59.1W, 1200 x 600mm) L2LH54K L2LH54KEM 120 >100k >100k 65k
11968 lumens (104.5W, 1200 x 600mm) L2LH74K L2LH74KEM 115 >100k >100k 40k

Note:
Codes L2LY14K, L2LY24K, L2LY34K & L2LY44K have 1 driver and require 1 DALI address each
Codes L2LY54K & L2LY74K have 2 drivers and require 2 DALI addresses each

Accessories

Recessing Panel 1200 x 600mm products RP600X1200
Recessing Panel 600 x 600mm products RP600X600
Recessing Panel 1200 x 300mm products RP300X1200

Options

COMEPS Add suffix /EP i.e L2LH14K/EP
DALI DIMMING Replace H with Y i.e L2LY14K

* To retain room integrity on spring t ceiling use recessing panel

For 3000K colour temperature, please contact Whitecroft

Dimensions Diagram 1
VERSION L W H KG KG(EM) Prepared Aperture
600 x 600 - 3500/6000 lumens 599 599 113 12 13 575 x 575 -5 +5
1200 x 300 - 3500/6000 lumens 1199 299 113 13 14 1175 x 275 -0 +5
1200 x 600 - 7000/12000 lumens 1199 599 113 23 23.5 1175 x 575 -0 +5

Photometic Performance

Photometic Performance Diagram - 3500 lumen LED
3500 lumen LED
LOR = 100%
SHR MAX = 1.50

Performance Guide

Performance Guide Diagram 1
  • Lamps: LED 45W 3500 lumens
  • Illuminance: 555 lux
  • Spacing: 2.4m x 2.4m

  • Maintenance: 0.8
  • Reflectance: 70/50/20
  • Ceiling Height: 2.7m
  • Working plane: 0.8m

LED Performance

Colour Temp RA (CRI) Colour consistency
4000K >80 MacAdam 3 SDCM

Recessed modular LED clean room luminaire sealed to IP65 frame with extruded aluminium concealed fixing front frame, suspended via rapid fix Lumafix side support brackets adjusted from inside the luminaire – as Whitecroft Lighting LISTER2

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