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电力系统发生故障时,由故障设备(或线路)的保护首先切除故障,是继电保护( )的要求
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电力系统发生故障时,由故障设备(或线路)的保护首先切除故障,是继电保护( )的要求
A、速动性
B、选择性
C、可靠性
D、灵敏性
时间:2021-09-01 20:45
关键词:
联大
河南理工大学
电气工程及其自动化
微机继电保护
答案解析
B
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电力系统发生故障时,由故障设备(或线路)的保护首先切除故障,是继电保护( )的要求
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