GN22-12 Indoor High-Voltage Disconnecting Switch

  • High Current Withstand Capability:Rated current of 1600~3150A, short-circuit withstand current up to 50kA, meeting the demands of high-current power systems.
  • Strong Insulation:Power frequency withstand voltage of 42kV/49kV, lightning impulse withstand voltage of 75kV/85kV, ensuring safe operation under harsh conditions.
  • High Reliability:Suitable for frequent operations with a long mechanical lifespan and stable performance.
  • Versatile:Can be used in a variety of high-voltage power systems, meeting different environmental requirements.
Describe Display

The GN22-12 series indoor high-voltage disconnecting switch is designed for power systems with a rated voltage of 12kV and a frequency of 50Hz. This device is mainly used for opening and closing circuits in the power system under no-load conditions. With high current withstand capabilities, it is ideal for applications requiring high security and frequent operations. The device can be configured to meet various environmental needs.

 

Product parameters
Type GN22-12
Rated Voltage 12kV
Rated Power 50Hz
Rated Current 1600~2000A,2500~3150A
Rated Short-Circuit Withstand Current 40kA, 50kA
Rated Peak Withstand Current 100kA,125kA
Rated Short-Time Duration 4s
1min Power Frequency Withstand Voltage (RMS) Phase-to-Phaseor Phase-to-Ground 42kV/Across Break 49kV
Lightning Impulse Withstand Voltage (Peak) Phase-to-Phaseor Phase-to-Ground 75kV/Across Break 85kV
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Our certification team consists of 85+ engineers with more than 20 years of professional experience
24/7 Service. Average emergency response time is limited to less than 12 hours
Suitable for substations, industrial power grids, new energy projects and other demanding scenarios
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