For several decades, Zelisko generator current transformers have been successfully deployed in power plants for protection and metering purposes at high rated currents.
Their main applications include generator bushings, bus ducts and circuitry. Zelisko supplies both fully insulated and semi-insulated ring-type slip-on current transformers. GAR3 and GAR 10/20 transformers are also available for the relevant applications. The products comply with multiple international standards such as IEC-61869-2, VDE 0414, ÖVE-P20, ANSI and GOST.