191问答库 > 电流整定值怎么计算 具体计算方法

电流整定值怎么计算 具体计算方法

2025-03-16 07:22:39
推荐回答（1个）
回答1：

他是根据要保护设备的额定电流选点一般选择额定电流的1.1-1.5倍，你说的短路电流应该是速断电流它是根据设备能躲过启动的电流一般去3-10倍，变压器一般要取额定电流的6倍以上。电动机直接启动要在10
左右。

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