time-delay_circuit-breakers_有道手机词典

1.Protection of bus-tie circuit breakers: long time delay overcurrent and instantaneous overcurrent.
汇流排联络断路器保护：长延时过流、瞬时过流保护。
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2.These circuit breakers should have the long time-delay over-current devices on each polar whose rated value can be adjusted from 80% to 160%.
这些断路器应在每极上装有额定值从80%至160%可调的长延时过电流装置。
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