Unverified90% confidenceDecision RuleTime unknown
延长线/排插的额定功率是整体上限,多个大功率电器叠加不能超过标称值(如10A排插上限约2200W),不能只看单个设备功率
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Unverified带独立开关的排插额定功率必须匹配电器总功率,国标2500W排插承载电流约10A,接空调/电暖器等大功率电器需选16A规格插孔且线径≥1.5mm²84% similarUnverified输入端功率决定上限:想让三合一同时满速充多设备,充电器自带电源适配器功率需达30W以上,用普通5W/10W头供电会导致多设备分流后各自降速84% similarUnverified总功率余量规则:选购时总供电功率应≥所有终端满载功率之和的1.2倍,避免多端口同时满载时降压或掉线,例如8口each30W标称是240W但实际内部总功率常仅120-150W84% similarUnverified转换插头本身的额定功率有上限(多数标注为10A/2500W或13A/3250W),插排+转换头串联时以最小额定值为准,给电吹风(约1800W)+其他设备叠加使用时需确认总功率不超过转换头额定值83% similarUnverified总额定功率10A/2500W是国标上限,接大功率电器(电暖器、电水壶、空调)时单个排插总负载不能超2500W,否则易过热熔毁83% similar
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