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Cetus / CETUS3 S 800-840 EHF RSB

92955328

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 with DC functionality, adjustable 50-100%, NFC configurable. Loop in - loop out possible. Body: die-cast aluminium for thermal management. Diffuser: polycarbonate, smooth reflector in satinbrite 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: 7.8 W
Luminaire luminous flux: 784 lm
Luminaire efficacy: 101 lm/W
Weight: 0.43 kg

Mode selection
  • Lamp position:STD - standard
  • Light Source:LED
  • Luminaire luminous flux*:784 lm
  • Luminaire efficacy*:101 lm/W
  • Colour Rendering Index min.:80
  • Ballast:1 x 28003812 LC 25/200-650/38 NF SR EXC3
  • Correlated colour temperature*:4000 Kelvin
  • Chromaticity tolerance (initial MacAdam):3
  • Rated median useful life*:L80 50000 h at 25 °C
  • Luminaire input power*:7.8 W Power factor = 0.67
  • Dimming:FIX
  • LED
  • CE
  • NoIsol
  • ENEC11
  • GLedReP
  • 850°
  • Hfree
  • IK06
  • IP44_IP20
  • LLedReP
  • RG1
  • SC2 - Protection Class 2
  • Ta= -20 to +25
  • UKCA

Photometry

Photometric configuration

CalcExpress

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
(lm)
(m)
(m)
(%)
Step 2: Room Data
(m)
(m)
(m)
(m)
(%)
Step 3: Result
(lx)
(%)