Gp Relay,3 N.O3 N.C, Interlock Contacts -48V Dc, Max Pick-Up 5-28V Dc, Drop-Out-74V Dc Working Voltage-10 A (For Gbc, Mcb, Ar, Wsr, Bwr, Rdrtst, Agtrip, Tlpr,Dcr, Efco, Cmpsyn,Tel).