The part of the light current mainly including: CATV, Public Broadcasting System, Closed Circuit Monitoring TV and Premises Distribution System and so on.
2
本论文共包括四章内容，可分为四个部分：电气设计说明、供配电系统设计、照明系统设计、弱电系统设计。
This paper includes four chapters: the electrical design description, the power supply and distribution system design, the lighting system design, the weak electricity system design.
Elv maintenance groups: responsible for the elv work, including fire alarm system, broadcasting system, emergency lighting system, monitoring systems, access control, conference room av system, etc.
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