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 1 shunt release and undervoltage release voltage of closing solenoid AC 230V voltage of 1st shunt release AC 230V voltage of 2nd shunt release AC 230V without 3rd release voltage of operating mechanism AC 230V auxiliary switch 12NO+12NC secondary connection 64-pole plug connector mechanical interlocking rating plate and operating instructions in English