Contour / CONTO D 4050 HFIX MPT WH L830

96642600 / COWD40830

Data Sheet

A versatile, surface mounted and suspended LED luminaire in a sleek, modern design with direct distribution. Electronic, DALI dimmable control gear. Body: extruded aluminium, painted matt white with white trim. Endcaps: moulded polycarbonate painted white. Optic: micro prism structure acrylic diffuser. Class I electrical, IP20. Electrical connection via piano key terminal block. May be mounted individually or in infinite configurations using connection accessories. Complete with 3000K LED

Dimensions: 1246 x 236 x 54 mm
Total power: 51.8 W
Weight: 5.6 kg

Mode selection
  • Lamp position:STD - standard
  • Light Source:LED
  • Luminaire luminous flux*:4050 lm
  • Luminaire efficacy*:78 lm/W
  • Lamp efficacy:78 lm/W
  • Colour Rendering Index min.:80
  • Correlated colour temperature*:3000 Kelvin
  • Chromaticity tolerance (initial MacAdam)*:3
  • Rated median useful life*:55000h L80 at 25°C
  • Ballast:1x HFI* Tridonic LCAI
  • Luminaire input power*:51.8 W
  • Standby Power*:0.2 W
  • Dimming:DALI2
  • Maintenance category:D - Enclosed IP2X
  • LED
  • CE
  • 650°
  • IK03
  • IP20
  • SC1
  • Ta = 0 to +25


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