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Cetus / CETUS3 L 2000-840 EHF RWH


Change configuration

  • Base: 96635047 — CETUS3 L 2000-840 EHF RWH
  • Accessory: 96635251 — CETUS3 L IP54 COVER

Data Sheet

A low height, recessed LED downlight. Suitable for ceiling cut-outs Ø190-230 mm for easy refurbishments or fast initial installations. Remote, pluggable, Fixed output LED driver with DC functionality. Loop in - loop out possible. Body: die-cast aluminium for thermal management. Diffuser: polycarbonate, smooth reflector in white finish with wide beam. Reflector and trim: high quality, highly reflective polycarbonate. Class II electrical, IP44_IP20, Impact strength: IK03. Spring clips suitable for ceiling thicknesses from 1 to 35 mm. Complete with 4000K LED

Dimensions: Ø248 x 100 mm
Luminaire input power: 16.3 W
Luminaire luminous flux: 2208 lm
Luminaire efficacy: 135 lm/W
Weight: 0.77 kg

Equipped with:

  • A transparent IP54 rated cover for large size Cetus downlight, for additional protection of the reflector. Material: UV-resistant polycarbonate. Weight: 0.13 kg
Mode selection
  • Lamp position:STD - standard
  • Light Source:LED
  • Luminaire luminous flux*:2102 lm
  • Luminaire efficacy*:129 lm/W
  • Lamp efficacy:128 lm/W
  • Colour Rendering Index min.:80
  • Ballast:1 x 28003812 DRV TR LC 25W 650mA 38V F #NF SR EXC3 Z
  • Correlated colour temperature:4000 Kelvin
  • Chromaticity tolerance (initial MacAdam):3
  • Rated median useful life*:L80 50000h at 25°C
  • Luminaire input power*:16.3 W Power factor = 0.86
  • Dimming:FIX
  • Maintenance category:C - Closed Top Reflector
  • LED
  • CE
  • NoIsol
  • GLedReP
  • 850°
  • Hfree
  • IK05
  • IP54-IIP20
  • LLedReP
  • SC2 - Protection Class 2
  • Ta= -20 to +25
  • UKCA


Photometric configuration


Use CalcExpress to quickly carry out quick online calculations of required indoor luminaire numbers for rectangular rooms. Enter the calculation parameters for your solution such as room dimensions, mounting height, height of the useful plane and required level of illuminance, and the site will instantly suggest a solution according to the light output ratio method.

Step 1: Technical data
Step 2: Room Data
Step 3: Result