25.8kV Gas Insulated Switch Gear


The bus, switch, transformer and lightning arrester inside the metal casing are built-in, and it is an integrated switch that keeps them insulated with SF6 gas, which has excellent insulation and arc extinguishing properties.

Characteristics of the Product
  • Aluminum alloy casing
  • Three phase encapsulated manipulation
  • Metal casing grounded to secure safety in operation and repair

Power plant substation

Rated voltage (kV) 25.8
Rated current(A) 630 / 2000
Rated short time current (kA) 25
Rated interrupting time (cycle) 5
Rated frequency (Hz) 60
Power frequency withstand voltage
Phase/earth 60
Polarity 66
Lightning impulse withstand voltage
Phase/earth 150
Polarity 165
Duty cycle O-0.3s-CO-15s-CO
Rated gas pressure (Mpa) 0.05
Minimum guaranteed pressure (Mpa) 0.03
Product photo