Zabezpieczenie i sterowanie polem silnika WN za pomocą zespołu CZAZ-UM produkcji ZEG-ENERGETYKA Sp. z o.o

The article presents new product of the ZEG-ENERGETYKA Ltd. - CZAZ-UM. The CZAZ-UM-type multifunction relay ensures complex service of motor field (asynchronous and synchronous), considering both selective and reliable protection of and control over the field with regard to configuration of field couplers, all necessary interlocks and automation system. A library of protective functions makes it possible to utilize various measuring criteria for detecting incorrect operation status of the protected motor.