three-pole reclosing equipment with synchrocheck
1трехфазное устройство автоматического повторного включения с улавливанием синхронизма — EN three pole reclosing equipment with synchrocheck three phase reclosing equipment with synchrocheck three pole reclosing equipment with a check on voltage, frequency difference, and phase angle before closing the circuit breaker [IEV number 448 …
