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51问答网 > 三相四千瓦潜水泵用多大漏电保护器

三相四千瓦潜水泵用多大漏电保护器

2025-03-29 10:53:39

推荐回答（2个）

回答1：

为安全考虑用100a的保护器，主要三相电缺相保护，金宏源就是一家生产潜水泵保护器的厂家，两相电，三相电的都有

回答2：

你好，
电压380V，4kw功率电流约8A。
漏电断路器额定电流一般按照负载电流的1.5-2倍左右选择。
如果用于照明负载选择16A，3P+N漏电断路器。
如果是动力负载，冲击电流比较大的负载，比如电动机，建议选择20A3P+N漏电断路器。

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