FZN63 series load switch and its combination are a new generation of high-voltage electrical products suitable for the reconstruction and construction of urban power grids. The performance conforms to the standards of GB/T3804 3~6KV AC High-voltage Load Switch and GB/T16926 AC High-voltage Load Switch-Breaker Combinations. This product is widely used in power distribution systems with three-phase AC system voltage of 36-12KV and rated frequency of 5 Hz in factories, schools, residential quarters, high-rise buildings, etc., as well as for receiving and distributing electric energy, and can be used in power distribution equipment such as ring-network switchgear, box-type substation, switching station, etc.

Work Condition

Ambient temperature: - 25 ℃ -+60 ℃;

Relative humidity: daily average ≤ 95%, monthly average ≤ 90%; O Altitude: not higher than 1000 m;

Seismic intensity: no more than 8 degrees;

No fire, explosion hazard, chemical corrosion, violent vibration and serious pollution

Executive Standards

GB3804-2004 3.6KV~40.5KV AC High Voltage Load Switch

GB16926-2009 AC High Voltage Load Switch-Fuse Combinations

IEC265-1 High-voltage load switch Part I: High-voltage load switch with rated voltage above 1kV and below 52kV

IEC420 (1990) High-voltage AC load switch-fuse combination apparatus