Surge Protection Device OPN-P-110/88/10/550-III UHL1 for 110 kV Systems

The limiter is designed to protect the insulation of electrical installations of 110 kV AC voltage class networks with frequency 50 Hz with effectively earthed neutral.The limiters are designed for operation in areas with temperate and (or) cold climate in conditions provided for climatic design UHL category 1 according to GOST 15150.Operating altitude of the limiters above sea level - not more than 1000 m.Operating values of ambient temperature from plus 45 to minus 70C.