国电南自psp 641ux备用电源自投装置
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ii 段可设置为反时限
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ii 段可选择告警或跳闸
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ii 段可设置为反时限
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告警或跳闸可选
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告警或跳闸可选
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可选装
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20 路可选
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锁差动保护。这一功能可以兼作保护装置交流采样回路的监视功能。
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