Unverified50% confidenceDecision RuleTime unknown
断路器额定电流必须小于导线安全载流量：2.5平方铜线配16A，4平方铜线配25A，6平方铜线配32A，绝不能用大电流断路器保护细导线，否则导线过热起火而断路器不跳闸
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