Emergency lighting can be used for lighting, must use t […]
Emergency lighting can be used for lighting, must use three lines, a zero line, a switch control of the line of fire, for the usual lighting control lights off, a switch is not controlled by the line of fire, for emergency lights The battery charge, so that when the light can be lit when the power, the principle, there is power, the light contact in the general state of the lamp, the power outage contact release, emergency battery connected today, the following to come for everyone to introduce the next Emergency lighting use method skills.
"Building Fire Code", "High-rise civil building design fire protection" for public buildings closed staircase, smoke stairs and its front room, the audience hall, exhibition hall, multi-purpose hall, restaurants and business offices and other staff-intensive places , Public buildings within the evacuation walkway, should be set up emergency lighting and evacuation signs signs made clear. The emergency lighting and evacuation lights control requirements, in the "automatic fire alarm system design specifications" that: fire control room to confirm the fire, should be able to cut off the relevant parts of the non-fire power, and connected to the alarm device and fire emergency lighting Lights and evacuation lights.
How to meet the requirements of fire evacuation lighting, high-level office space is usually based on the needs of fire evacuation and public lighting combined with accident lighting, emergency lighting power is a dual power supply, and a dual power supply automatically into the device, according to the different load levels Equipped with a battery pack, the normal charge standby, the fire when the mains power supply, emergency battery power supply, and can maintain power supply more than 20min. Issued by the fire control center signal, automatically connected to the emergency lighting circuit to ensure the safe evacuation of personnel.