Description
逆变器输出电流超过额定值，且持续流通超过规定时间，为防止逆变器器件、电线等损坏，要停止运转，恰当的保护需要反时限特性，采用热继电器或电子热保护，过载是由于负载的GD2（惯性）过大或因负载过大使电动机堵转而产生。
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