消防应急照明和疏散指示系统应注意问题探讨

徐 华（清华大学建筑设计研究院有限公司，北京市 100084）

Considerations for Fire Emergency Lighting and Evacuate Indicating System

XU Hua（Architectural Design & Research Institute of Tsinghua University Co.,Ltd.,Beijing 100084，China）

Abstract：Considerations for fire emergency lighting are discussed from the aspects of design basis,power supply / distribution / switch,luminaire startup,battery continuous power supply time,power distribution capacity and range of centralized power supply and emergency lighting distribution box,as well as power supply safety of extra‑low voltage luminaire.

Key words：fire emergency lighting;evacuation lighting;evacuation indication system;battery continuous power supply time;power supply switch;centralized control system;non‑centralized control system;extra‑low voltage

摘　要：从消防应急照明的设计依据、供配电与电源切换、灯具启动、蓄电池持续供电时间、集中电源和应急照明配电箱配电容量和范围、特低电压照明装置供电安全等方面探讨消防应急照明应关注的问题。

关键词：消防应急照明；疏散照明；疏散指示系统；蓄电池持续供电时间；电源切换；集中控制型系统；非集中控制型系统；特低电压

中图分类号：TU88     　　  　      文献标识码：A

doi：10.3969 / j. issn.1003 － 8493.2021.08.004