Emergency lighting According to the "Civil Architecture Electrical Design Code" jgj/t16-92 (hereinafter referred to as "Civil Code") is defined as: in the case of normal lighting for the time being extinguished, for temporary continue to work, security or evacuation of the lighting. "Civil Code" 11th 3.2 stipulates: "Lighting types can be divided into normal lighting, emergency lighting, on-duty lighting, security lighting, landscape lighting and barrier lights." Emergency lighting includes standby lighting (for continued and temporary lighting), evacuation lighting and safe lighting.
According to the above provisions of emergency lighting can be understood as: in the normal lighting power system for some reason no longer provide normal lighting in extraordinary circumstances, to ensure safety, for personnel evacuation or short time to continue working with the lighting. 1. Spare lighting. Stand-by lighting is the lighting that is used for normal work or activity when the normal illumination fails, and is divided into standby illumination for continuing work and standby illumination for temporary continuous work. Schedule c.3.12 of the Civil Code stipulates that: Emergency lighting in the fire control room, fire pump rooms, smoke room, generator room, transformer room, telephone switchboard room, central monitoring room, etc. should maintain normal illumination level, other places can not be less than the normal illumination of 1/10, but the minimum should not be less than 5LX, Continuous working time is greater than 120 minutes.
Alternative lighting lamps should be selected for special lighting, should be suction wall (from the ground not less than 2.2m) or ceiling installation. 2. Evacuation lighting. Evacuation illumination refers to the indication lighting which is used as safety Guide to find safe exit when normal illumination is invalid, and it can be divided into safety exit sign lights, evacuation indication lights and evacuation lights. Safety exit sign lights used to identify the location of safe exits, it is advisable to install at the top of the evacuation door (generally 0.3m above the door), its illuminance level is greater than 0.5LX, continuous working time: multilayer, high-rise building ≥ 30 minutes, super high-rise building ≥ 60 minutes. The evacuation indicator light is used to identify the direction of the safe exit, it is advisable to install in the evacuation walkway and its corner from the ground 1m below the wall, the evacuation aisle of the sign lights should not be greater than 20m. Its illuminance level is greater than 0.5LX, continuous working time: multilayer, high-rise building ≥ 30 minutes, super high-rise building ≥ 60 minutes. Evacuation lights are used to enable people to see the passage of any obstructions, and easy to find in the evacuation routes of all manual alarms, call communication devices and fire extinguishing equipment and other facilities, it is advisable to choose special lighting, and should be coordinated with the normal lighting fixtures layout.
Its illuminance level is greater than 5LX, continuous working time: multilayer, high-rise building ≥ 30 minutes, super high-rise building ≥ 60 minutes. 3. Safe lighting. Safety lighting refers to the lighting which is set up in order to ensure the safety of the person or thing in the normal lighting, and it is advisable to select special lighting lamps and to keep the illumination level of normal lighting. The setting of the emergency lighting of the amusement show venues should meet the requirements of the above illumination and working time in the specification, and the emergency lamps suitable for the place should be determined according to the principles of different places and their important degree as well as the priority industry standards of national standards. The setting range and setting requirements for emergency lighting are detailed in appendix C.3 of the Civil Code. ...