一种智能路灯剩余电流动作保护器的设计

方   严 高安康 廖汉鑫 徐   军（安科瑞电气股份有限公司，上海市 201801）

A Design for the Residual Current Operated Protective Device for Smart Street Lamps

FANG Yan GAO Ankang LIAO Hanxin XU Jun(Acrel Co.,Ltd.,Shanghai 201801，China)

Abstract：Considering problems in the intelligence and interaction of commonly used protective devices for street lamps,a design for the residual current operated protective device for smart street lamps is explained,aiming to realize intelligent protection of street lamps against electric leakage and lower the maintenance and operating cost of street lamps.

Key words：urban street lamp;residual current;intelligent protection;auto‑reclosing;monitoring system;residual current transformer;design principle;workflow

摘　要：针对当前常用的路灯保护设备存在的智能性、交互性等问题，阐述一种智能路灯剩余电流动作保护器的设计，实现路灯漏电的智能保护，降低了路灯维护运营成本。

关键词：城市路灯；剩余电流；智能保护；自动重合闸；监控系统；剩余电流互感器；设计原理；工作流程

中图分类号：TU852                　  文献标识码：A

doi：10.3969 / j. issn.1003 － 8493.2023.03.012