DRH(GTH/K) thermal relay is suitable for AC 50/60Hz,voltage up to 690-1000V and current up to 630A, general AC motor of long or discontinuous long operation, and trip indication. It can automatically and manually get back,phase protection, temperature compensation, and trip indication. It can automatically and manually get back.lt can be fixed with contactor together, also be independtiy fixed. The product conforms to GB 14048.4,IEC60947-4 & VDE0660 stardands.
DRH(K)-22 series thermal relay