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Cetus / CETUS3 S 800-840 HFIX RSB

92944011

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, DALI dimmable LED driver with DC functionality, adjustable 1-100 %, NFC configurable, SwitchDIM compatible. 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 mm. Complete with 4000K LED



Luminaire input power: 7.5 W
Luminaire luminous flux: 784 lm
Luminaire efficacy: 105 lm/W
Weight: 0.44 kg

Mode selection
  • Lamp position:STD - standard
  • Light Source:LED
  • Luminaire luminous flux*:784 lm
  • Luminaire efficacy*:105 lm/W
  • Colour Rendering Index min.:80
  • Ballast:1 x 28003811 LC 25/200-650/38 o4a 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*:7.5 W Power factor = 0.78
  • Standby Power*:0.49 W
  • Dimming:HFIX dimmable to 1%
  • Maintenance category CIE 97:C - Closed Top Reflector
  • 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)
(%)