Dry Air Insulated Load Break Switch

Dry Air Insulated Load Break Switch

Dry Air Insulated Load Break Switches are essential components for ensuring safe and efficient operation within underground electrical distribution networks. These switches are designed with an environmentally friendly approach, utilizing dry air as the primary insulation medium, which contributes to their sustainable profile. Their robust and reliable performance makes them a preferred solution in contemporary power systems, offering critical fault interruption capabilities and operational flexibility.

General Specifications

Product Overview

Dry Air Insulated Load Break Switches are crucial for safe and efficient underground electrical distribution. Their environmentally friendly design and reliable performance make them a preferred choice in modern power systems.

Properties and Uses

PropertyValue
Rated Voltage25.8kV
Rated Current630A
Frequency60Hz
Short-time Rated Current12.5kA
Rated Making Current (peak)32.5kA / 5Times

Technical Specifications

SpecificationValue
Rated Voltage25.8kV
Rated Current630A
Rated Frequency60Hz
Rated Short Time Current (RMS)12.5kA
Rated Making Current (peak)32.5kA (5times)
Power Frequency Withstand Voltage60kV
Lightning Impulse Withstand Voltage125kV
Operation MethodAutomatic, Manual
Mechanical endurance (times)5,000 times
Insulation MediumSwitch Part: VI (vacuum) , Conduction Part: Epoxy, Dry Air
Applied StandardKEPCO ES-5925-0158, IEC 62271-103
Control Circuit Operation PowerAC220V, DC24V

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