[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

三相电表需确认接线方式:三相四线制(3×220/380V)用于带零线的普通配电,三相三线制仅用于无零线的高压计量,两者不可混用

1
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88%
Confidence
Long-term
Relevance
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