Panel Lights Best Lights Best Service&Factory

Panel Lights Best Lights Best Service&Factory

Product Application：

FAQ:

1.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 source of comparable colour temperature. The reference source has a CRI of 100.

2.How to explain “illuminance“?

The intensity of light falling on a surface area. If the area is measured in square feet, the unit of illuminance is footcandles(fc). If measured in square metres, the unit of illuminance is Lux.

3.What’s the fire rating categories ?

VO-Burning stops within 10 seconds on vertical specimen; drips of particles allowed as long as they are not inflamed.

HB-Slow burning on a horizonal specimen’s burning rate <76mm /min thickness <3mm or burning stops before 100mm.

TP(b)-Slow burning rate <50mm / min for thickness <3mm.

TP(a)-Self extinguishes and flaming and afterglow should not exceed 5 seconds once source the source of flame is removed.

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