The complete pole switch with the integration of primary and secondary equipment (ordinary pole type) complies with the requirements of the standardized design scheme set forth in Document No. 151 of the Equipment Department of the State Grid Corporation of China.

The complete pole switch with the integration of primary and secondary equipment (support type with deep integration) complies with the requirements of the standardized design scheme set out in Document No. 151 of the Equipment Department of the State Grid Corporation of China.

The pole switch with the integration of primary and secondary equipment ZW32-40.5 (measurement and control device, comprehensive fault isolation) (hereinafter referred to as the “switch”) is an outdoor distribution equipment used at a voltage of 40.5 kV, three-phase alternating current 50 Hz.

This series of high-voltage vacuum circuit breakers for outdoor installation has such advantages as safety and reliability in operation, ease of maintenance, and a long turnaround time.

The ZW7c-40.5 series outdoor high-voltage AC vacuum circuit breaker (hereinafter referred to as the “breaker”) is a high-voltage outdoor switching equipment of three-phase 50Hz alternating current.

Outdoor high-voltage SF6 circuit breaker LW36-40.5/1250A-2000A is a high-voltage electrical equipment for outdoor installation of three-phase alternating current 50Hz.

The high-voltage autogas SF6 circuit breaker LW36-72.5/126(G) is designed for use in AC power systems with a frequency of 50 Hz and a voltage of 110 kV.

The LW36-252 high-voltage autogas gas circuit breaker is designed for use in AC power systems with a frequency of 50–60 Hz and a rated voltage of 252 kV.

The VS1-12 indoor high-voltage vacuum circuit breaker (also known as ZN63A-12) is designed for use as a complete indoor switchgear in 50 Hz AC power networks with a voltage of 3-10 kV.