[KongchangAI]
Unverified92% confidenceDecision RuleTime unknown

三相电用户(如商铺、别墅带三相进线)必须选3×220/380V三相四线表,误用单相表会导致无法计量或烧毁,三相表规格常见3×5(20)A起

1
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92%
Confidence
Long-term
Relevance
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curl https://kongchang.com/api/v1/knowledge/claims/410193
MCP
get_claim(id=410193)