LED Light Fixtures 2ft 22w LED Single Batten

? Sliding structure for easy installation

? Philips Xitaninum driver for 5 years wrranty .

? White or silver paint finish

? Housing material: Aluminum + PC

? Surface monuting / suspension installation

? Replace fluorescent batten

? Factory, Warehouse, Supermarket, MTR station,Train station, Airport, etc

Philips driver: AC200-240V 50/60Hz

Toppo driver: AC90-277V/50-60Hz

? Operation Voltage: DC36-42V

? Total harmonic distortion: THD<15%

? Power Factor: PF>0.95

? Color Index: Ra>80

? Lumen maintenance @6000h: >80%

? Switching cycle before failure: 100,000

? IP Rating: IP40

? Life Span: 50,000 hours

? Warranty: 5 years

? Operation Temperature: -15°C~+50°C

? Storage Temperature: -25°C~+55°C

1.what’s the meaning of “Beam Angle “?

The spread of light from a luminaire. For example: a fitting such as a low bay ,which is closer to the floor,will have a wider beam angle to illuminate a given floor area whil e a high bay fitting will have a narrower beam.

2.How do we explain “CRI” ?

A measure of the degree of colour shift objects undergo when illuminated by the light source as compared with those same objects when illuminated by a reference sour ce of comparable colour temperature. The reference source has a CRI of 100.

3.What’s colour temperature ?

The description used to describe the effect of heating an object until it grows incandescently. The emitted radiation, and apparent colour, changes proportional to the te m perature; easily envisioned radiation, and apparent colour, changes proportional to the temperature; easily envisioned ,when considering hot meal in a forge that glows re d, then orange, and then white as the temperature increases.

4.Do you know “dali “?

Digital addressable lighting interface (DALI) is a trademark for network-based systems that control lighting in building automation.

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