Vacuum Circuit-Breaker 36kV f.120.000 mech.operating cycles pole-centre distance 350mm 31.5kA 2500A operatg.mechanis.EK secondary equipment: operating cycle counter breaker tripping signal 2 position switches for signal: "closing spring charged" closing solenoid with varistor circuitry in the secundary circuit 1 shunt release 1 undervoltage release voltage of closing solenoid AC 230V voltage of 1st shunt release AC 230V voltage of 2nd shunt release AC 100V without 3rd release voltage of operating mechanism AC 230V AUXILIARY SWITCH 12NO+12NC SECONDARY CONNECTION 64POLE PLUG CONNECTOR MECHANICAL INTERLOCKING rating plate and operating instructions in Russian rated lightning impulse withst. voltage Up=195kV instead 170kV rated power frequency withstand voltage 95kV instead of 70kV routine test certificate provided hand crank modified indication on rating plate: rated voltage 40.5kV