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 to a BSI tested and certified construction as 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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