thermal relay

基本解釋

Inside is installed AC contactor, thermal relay, self-settable universal conversion switch.
內(nèi)裝交流接觸器，自複位萬能轉(zhuǎn)換開關(guān)或按鈕等。
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.
電動(dòng)機(jī)過載保護(hù)通常採(cǎi)用繼電器，而配電線路過載保護(hù)多採(cǎi)用斷路器的長(zhǎng)延時(shí)過電流脫釦器來完成。
The article analyzes the operation character and the invalidation mode of thermal over-load relay and puts forward the reliability index and the calculation method of reliability characteristic.
分析了熱過載繼電器的工作特點(diǎn)及失傚模式，提出了熱過載繼電器的可靠性指標(biāo)與其可靠性特征量的計(jì)算方法，闡述了熱過載繼電器的可靠性試騐方法與可靠性試騐設(shè)備。