ZW32-24 type outdoor H.V. vacuum circuit breaker (Hereinafter referred to as the circuit breaker) is outdoor distribution equipment with rated voltage 24KV, three phase AC 50Hz. It is mainly used for breaking and closing the load current, overload current and short circuit current of power system. Applied to substation and industrial and mining enterprises in power system for protection and control use, more suitable for rural power grid and the frequent operation place. The installation instructions provided content of circuit breaker references, the using condition, type and rated parameters, structure characteristics, working principle, order information, and operation, installation, use, maintenance principle and method etc..
The environmental conditions of use
Ambient air temperature: The daily temperature variation: -40℃ ~+40℃ diurnal variation of temperature less than 25℃;
Altitude: no more than 2000 meters
Wind speed is no more than 35m/s (equivalent to 700Pa on the surface of the cylindrical);
Ice cover thickness no more than 10mm;
The intensity of sunshine not more than 1000W/m ²
Pollution grade no more than GB 5582 IV class
Seismic intensity does not exceed 8 class
No flammable, explosive, chemical corrosion and severe vibration place
If the conditions of use are in excess of the above provisions, shall be determined by the user and the manufacturing plant.