Cetus3 / CETUS3 MSF -LCS EHF E3 RWH

92965783

Data Sheet

Surface mounted LED downlight. Fixed output LED driver with 3 hour, manual test, emergency lighting circuit. Body: die-cast aluminium. Diffuser: polycarbonate, smooth reflector in white finish with wide beam. Trim: high quality, highly reflective polycarbonate. Class I electrical, IP43. Installation plate to be fitted directly to ceiling, for mounting via BESA box or wire suspension use available accessory. Electrical connection via 3/5 pole, push in, terminal block, Housing mounts to installation plate with twist and lock bayonet mechanism.

Equipped with LCS technology, with two lumen outputs (800lm and 1500lm) and three colour temperatures (3000K, 3500K and 4000K) selectable from below by a rotary switch. Pre-set to 4000K, high luminous flux..

Dimensions: Ø181 x 182 mm
Luminaire input power: 25.3 W
Luminaire luminous flux: 3221 lm
Luminaire efficacy: 127 lm/W
Weight: 2.95 kg

Mode selection
  • Lamp position:LCS High 840
  • Light Source:LED
  • Luminaire luminous flux*:3221 lm
  • Total emergency luminous flux:450 lm
  • Luminaire efficacy*:127 lm/W
  • Colour Rendering Index min.:80
  • Correlated colour temperature*:4000 Kelvin
  • Chromaticity tolerance (initial MacAdam):3
  • Rated median useful life*:L80 50000 h at 25 °C
  • Ballast:1x EL2 FP LC
  • Luminaire input power*:25.3 W Power factor = 0.99
  • Dimming:FIX
  • Maintenance category CIE 97:C - Closed Top Reflector
  • LED
  • CE
  • GLedReP
  • 850°
  • Hfree
  • IK03
  • IP43
  • LLedReP
  • RG1
  • SC1
  • Ta = +5 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)
(%)