lighting fixtures

1. Color temperature of light source

The color temperature of the light source of the lighting fixture meets the following requirements:

a) The color temperature of the emitted light should be between 2700K and 8000 K;

b) The color temperature of the light source for evacuation flashlights should be between 2700 K and 5000 K.

2. Luminous flux

The luminous flux of lighting fixtures meets the following requirements:

a) When the light source of a continuous lighting fixture is powered on, the luminous flux of the fixture should not be lower than its nominal energy-saving luminous flux and should not be less than 30lm;

b) After the emergency lighting of the light source, the luminous flux of the lamp should not be lower than its nominal emergency luminous flux and should not be less than 100 lm.

3. Luminous efficiency

After emergency lighting of the light source of the lighting fixture, the luminous efficiency should not be less than 120 lm/W.

4. Emergency power

After the emergency lighting of the light source of the lighting fixture, the error between the initial emergency power and the nominal emergency power of the producer should not exceed 10%.

Sign lighting fixtures

1. Evacuation signs

The evacuation indication signs of the lighting fixtures should meet the requirements of Appendix D.

2. Surface brightness

When the light source of the marker lamp is in energy-saving lighting mode, the energy-saving surface brightness of the lamp meets the following requirements:

a) The minimum brightness of the sign surface of the sign lighting fixtures that only use green or red graphics to form the sign should not be less than 15 cd/m ', and the maximum brightness should not be less than 15 cd/m'