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Cetus / CETUS3 S 800-840 HF RWH


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  • Base: 96634886 — CETUS3 S 800-840 HF RWH

Data Sheet

A low height, recessed LED downlight. Suitable for ceiling cut-outs Ø95-125 mm for easy refurbishments or fast initial installations. Remote, pluggable, Fixed output LED driver. Loop in - loop out possible. Body: die-cast aluminium for thermal management. Diffuser: polycarbonate, smooth reflector in finish with wide beam. Reflector and trim: high quality, highly reflective polycarbonate. Class II electrical, IP44_IP20. Spring clips suitable for ceiling thicknesses from 1 to 25 mm. Complete with 4000K LED

Dimensions: Ø137 x 80 mm
Luminaire input power: 6.6 W
Luminaire luminous flux: 794 lm
Luminaire efficacy: 120 lm/W
Weight: 0.32 kg

Mode selection
  • Lamp position:STD - standard
  • Light Source:LED
  • Luminaire luminous flux*:794 lm
  • Luminaire efficacy*:120 lm/W
  • Colour Rendering Index min.:80
  • Ballast:1 x 87500988 LC 7/200/35 fixC SRL SNC2
  • Correlated colour temperature*:4000 Kelvin
  • Chromaticity tolerance (initial MacAdam):3
  • Rated median useful life*:L80 50000 h at 25 °C
  • Luminaire input power*:6.6 W Power factor = 0.5
  • Dimming:FIX
  • Maintenance category CIE 97:C - Closed Top Reflector


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