Daim ntawv thov

SF SX SA Hydraulic sib nqus mini Circuit Court breaker yog tsim rau oV erload thiab luv luv tiv thaiv Circuit Court. Nws siv hydraulic sib nqus mus txawv tebchaws hloov bimetal. Yog li ntawd nws muaj lub siab rhiab heev. Thiab nws kuj tsis cuam tshuam los ntawm qhov kub thiab txias. Nws yog tshwj xeeb tshaj yog siv rau illumination thiab tis nyob rau hauv kev lag luam thiab kev lag luam. Lawv feem ntau yog siv rau overload thiab luv Circuit Court tiv thaiv nyob rau hauv lub Circuit Court ntawm AC 50Hz / 60Hz, rated voltage ntawm ib tug ncej los yog ob npaug rau 240V, peb ncej mus txog 415V. lawv kuj tuaj yeem siv rau qhov tsis-freq uent switch-over ntawm Circuit Court thiab illumination nyob rau hauv ib txwm C onditions.

Lawv tau ua raws li IEC157-1973, BC4752-1977 thiab BS3871 ntu 1.