Details of Product:
VSG indoor high voltage vacuum circuit breaker (hereinafter referred to as circuit breaker) is used for 12KV power system indoor switching equipment, as power grid equipment, industrial and mining enterprises power design protection and control unit, suitable for switching on and off loads of different nature and frequent operation, multiple times of short circuit current occasions. Product adopts the new type of circuit breaker operating mechanism, a VSG part can adopt international brand enclosed column, the vacuum arcing chamber and main electric circuit parts enclosed into a whole, to protect the arcing chamber from the effects of collision, dust and condensation, environment adaptable, greatly reduces the operation maintenance cost, realize the product a part of free maintenance, operation mechanism and less maintenance; Operation mechanism and circuit breaker body integrated design, through the type test verification, with E2 level electrical life M2 level mechanical life.
the use of environmental conditions:
A) Ambient temperature
Maximum temperature: +40C Minimum temperature: -150C
B) Environmental humidity
Daily average relative humidity : < 95%
Monthly average relative humidity : < 90%
Daily average vapor pressure: < 10-2.2 MPa
Monthly mean vapor pressure; < 1.8 x 10 mpa
C) Altitude: no more than 1000m;
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