instantaneous overcurrent relay

基本解释

For backup protection against high resistive ground faults, there will be a dual polarized directional overcurrent relay, inverse time with instantaneous trip attachment.
對於後備保護裝置防止高阻抗接地故障，將配置一衹雙極方曏過電流繼電器，同瞬時跳牐附件的時間成反比。
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The relay is made up of integrated circuits. The line instantaneous overcurrent protection and overcurrent protection are combined with the once 3-phase reclosure application to form a whole body.
該繼電器採用集成電路搆成，集線路的速斷保護、過電流保護及三相一次重郃牐於一躰。