Aimed at prosper growth in this domain, we are instrumental in Distributing and Whole selling an optimum quality IER662 Differential Protection Relays in Nanjing, Jiangsu, China. IER662 differential protection relay can provide reliable and accurate protection of HVAC transmission lines with voltage levels up to 1000kV.
Features:
High reliability and availability
High output
Compatible with both 50Hz~60Hz
Control functions
Commands for control of circuit-breakers (isolators)