(1) Being suitable for switch cabinets because of its small size, light weight, and collision resistance;
(2) Special structure for integral molding, no air gap, good sealing performance to achieve moisture proof and explosion proof;
(3) Large creepage distance, good water absorption, strong dirt resistance, stable performance, to reduced operation and maintenance;
(4) Special MOV blocks with high capacity and low leakage;
(5) Actual DC reference voltage, square wave current capacity and high current withstand capability are higher than the national standard.
Operation environment
Ambient temperature: -40 ℃ ~ +40 ℃
Altitude：≤2000m
power frequency：48Hz~62Hz
maximum wind speed：≤35m/s
Earthquake magnitude: ≤ 7 degrees
3.Executive Standard
《NB/T 42059-2015》 《GB/T 11032-2010》
