Unverified90% confidenceCautionTime unknown
不要用普通后备式UPS带感性/大启动电流负载(如激光打印机、电机、冰箱、空调),瞬时启动电流可能超过UPS峰值功率导致过载保护跳闸
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified激光打印机、电吹风、复印机等含大功率电机或加热的感性/阻性负载禁止接UPS,其瞬时启动电流可达额定值3-5倍,极易触发过载保护甚至烧毁逆变器81% similarUnverified激光打印机、电机类感性负载不应接入UPS输出口,其瞬时启动电流可达额定值数倍,极易触发过载保护或烧毁逆变电路81% similarUnverified标称额定功率外还需关注峰值/浪涌功率,电机类电器(冰箱压缩机、水泵、电动工具)启动瞬间电流是运行时的3-7倍,额定功率够但峰值不足仍会触发过载保护80% similarUnverified对接大功率电器(如空调、电暖器)时不建议依赖排插做远程通断控制,频繁通断感性负载易产生电弧烧蚀触点,应选带继电器容量冗余(继电器额定>16A)或直接用专用智能开关78% similarUnverified功率提升模式可驱动额定3600W以内的电阻性负载(如电热水壶、电暖器),但对电机类大功率设备(如大匹数空调压缩机)兼容性有限,启动电流过大时仍会保护关机78% similar
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