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Summary: Summary: Selection of self-resetting overvoltage and undervoltage protectorKeywords: self-resetting overvoltage and undervoltage protector, three-phase four-wire self-resetting overvoltage and undervoltage protector, self-resetting overvoltage and undervoltage protector 4P, self-recovering ove
First, understand the composition of the self-recovery overvoltage and undervoltage protector. The main components of the self-recovery overvoltage and undervoltage protector are: housing, electronic component board, relay, wiring device, and conductive brush wire. After understanding the product composition, it is relatively easy to choose the right product. The quality of a product can be seen from the following aspects: