the thermal overload relay is a kind of low-voltage protection apparatuses which is widely used in the field of motor protection.
热过载继电器是一种重要的低压保护类电器,广泛应用于电动机的保护领域。
jr36 series thermal overload relay is a new economical and practical product, which can be used as a substitute for jr16 series.
jr36系列热过载继电器是一个经济、实用型的新产品,可取代jr1 6系列产品。
so developing the research on the reliability test technology of thermal overload relay has great signifi.
因此开展对热过载继电器可靠性试验技术的研究具有重要意义。
cm3 molded case circuit breaker(mccb) with thermal overload alarm but non-release function was introduced. it integrates part function of thermal overload relay and function of mccb.