Againest polarity reversal
... 漏电流 Leak current 极性接反保护 Againest polarity reversal 短路保护 Short circuit protected（DC/AC） ...
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短语
电压极性接反保护
ReverseVoltageProtection
极性反接保护
Reverse polarity protection
;
Polarity reverse connection protection
;
Polarity protection received