Optus IV Suspended / OPTUS IV DI 2x35W HF WHI DSB ML L840

96547813 / OPDI235ZSBW

Data Sheet

A suspended luminaire with a modern slim design, suitable for both office and school applications. For 2 x 35W T16 lamp(s) with electronic - fixed output ballast. 60:40 direct/indirect light distribution. Rated IP20, Class I electrical. Body in extruded aluminium with powder coated matt white finish. End caps in die-cast zinc, and satinbrite louvre in anodised aluminium. Delivered with 2.6m 3 x 0.75mm² non halogen cable. Pre-mounted Quick Lock wire suspension kit included. Complete with 840 lamp(s).

Total power: 75.5 W
Dimensions: 1509 x 165 x 61 mm
Weight: 3.2 kg

Mode selection
  • Lamp position:STD - standard
  • Light Source:2 x T16 / 35W
  • Luminaire luminous flux*:6138 lm
  • Lamp luminous flux:2 x 3300 lm
  • Luminaire efficacy*:81 lm/W
  • Lamp efficacy:87 lm/W
  • Colour Rendering Index min.:80
  • Ballast:1x HF Tridonic PC T5 PRO LP
  • Luminaire input power*:75.5 W Lambda = 0.99
  • Maintenance category:C - Closed Top Reflector
  • T16
  • CE
  • ENEC
  • IP20
  • SC1


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