电动机过载保护通常采用继电器，而配电线路过载保护多采用断路器的长延时过电流脱扣器来完成。
Protection against motor over - load usually adopt thermal relay, but protection against line over - load usually adopt long delay over- current release of circuit- breaker.
该断路器通过拨码开关完成整定电流、脱扣时间、瞬动倍数等参数的设定。
Through dial switches the circuit breaker can set rated current, tripping time, instantaneous multiple and so on.
详细叙述了漏电开关零序电流互感器及其铁芯，脱扣器的工作特性、材料选用。
The properties and selection of the zero-phase sequence current transformer core and tripper for GFCI are in detail described.
永磁式漏电保护断路器的核心部件就是永磁式脱扣器，它能否在产品要求的漏电流范围内产生一致性动作，这就决定产品质量的好坏。
The key part of permanent magnetic leak electricity protective breaker is a permanent magnetic electrical apparatus release, which directly decides the product quality.
断路器型号、级数、脱扣器额定电流、周围空气参考温度、接线方式、附件种类和附件额定工作电压。
Type of circuit Breaker, pole number, rated current of tripping device, reference temperature of ambient air mode of connection, kind of accessories and their working voltage ratings.
断路器型号、级数、脱扣器额定电流、周围空气参考温度、接线方式、附件种类和附件额定工作电压。
Type of circuit Breaker, pole number, rated current of tripping device, reference temperature of ambient air mode of connection, kind of accessories and their working voltage ratings.
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