Copyright(C)Zhongshan Ledtimes Group Co.,Ltd. All rights reserved | 粤ICP备13079580号 | Powered by

MSN: Alsinye@Hotmail.Com

Follow Us

Contact Us

What is the emergency lighting time of fire emergency lights?

What is the emergency lighting time of fire emergency lights?

In the 2005 edition of the Fire Protection Code for the Design of High-rise Civil Buildings, it is said that batteries for emergency lighting and evacuation signs can be used as backup power sources, and the continuous power supply time is not less than 20 minutes; the continuous power supply time of high-rise buildings with a height of more than 100 meters is not less than Should be less than 30 minutes, but the current norm is 90 minutes. The emergency time of fire emergency lights is different for different products.

Fire emergency light manufacturers

       The emergency time of the emergency light depends on the place of use and the requirements of the fire safety protection level. Some other brands of fire emergency lighting, although their own emergency lighting time can reach this length, but when the fire emergency lighting stops external power supply, it truly enters the emergency lighting state. After the lighting works for 60 minutes, the light appears If it is dim, the illuminance of the light emitted by the lamp is obviously weakened, and the penetrating power of the light is suddenly reduced, which cannot achieve the effect of emergency lighting, which greatly reduces the fire safety protection level. Strictly speaking: as long as it is a fire emergency light, when it enters the normal emergency lighting working state after a power failure, the time when the lighting fixture is dimmed within a predetermined period of time cannot be counted as the normal working time of the emergency light.