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High-Quality High-Voltage AC Ring Main Switchgear 12kV | China Suppliers & Factory | HXGN15-12 Series Manufacturers, Factories

Introducing the HXGN15-12(F) and HXGN15-12(FR) compact fixed AC metal-enclosed switchgear, renowned for its exceptional performance and reliability in ring-main and radial power supply systems. This state-of-the-art switchgear is designed for rated voltages of 12 kV and can handle rated currents up to 630 A. As a leading product from a trusted factory in China, it is ideally suited for installation in prefabricated substations, ensuring effective control and protection of power systems, Equipped with the advanced FLN36-120 SF₆ load break switch or the innovative FLRN36-12D load break switch–fuse combination unit, both housed within insulated enclosures, this switchgear guarantees safety and efficiency. Its compact size and lightweight design enhance ease of installation, while simple operation, low operating force, and reliable interlocking features promote user-friendly functionality. With maintenance-free performance, the HXGN15-12 series stands out as a next-generation high-voltage switchgear, fully meeting the evolving needs of urban power grid renovation and construction demands. Choose our high-quality products as your go-to suppliers for reliable switchgear solutions

Product Description

Structural Features

The cabinet frame is fabricated from aluminum-zinc coated steel sheet via CNC equipment and laser cutting processes. Adopting a fully assembled structure with no welding points whatsoever, the cabinet features high precision, high strength, corrosion resistance, light weight and excellent universality.

Technical Parameters
Rated Voltage 12 kV
Rated Lightning Impulse Withstand Voltage 75 kV (phase-to-phase/earth), 85 kV (fracture)
Power Frequency Withstand Voltage (1 min) 42 kV (phase-to-phase/earth), 48 kV (fracture)
Rated Frequency 50/60 Hz
Rated Current 630 A (Main and Branch busbar)
Rated Short-Time Withstand Current 20 kA/3 s (Main); 20 kA/2 s (Earthing)
Rated Peak Withstand Current 50 kA
Transfer Current 1700 A
Protection Class IP2X
Mechanical Life 2000 operations (Load & Earthing Switches)
Operating Conditions
Altitude Up to 1000 m
Ambient Temperature -5°C to +40°C
Relative Humidity ≤90% (at 15°C)
Seismic Resistance Horizontal: 0.4g / Vertical: 0.2g
Product Display
Indoor High-Voltage AC Ring Main Switchgear
Frequently Asked Questions
QWhat is the rated voltage of the Ring Main Switchgear?
The rated voltage of this switchgear is 12 kV, making it suitable for standard medium-voltage power distribution systems.
QWhat materials are used in the cabinet construction?
It is fabricated from aluminum-zinc coated steel sheet using CNC and laser cutting. It features a fully assembled, weld-free structure for superior precision and corrosion resistance.
QWhat is the protection level of this equipment?
The switchgear has a protection class of IP2X, providing safety against solid objects larger than 12.5 mm and ensuring a safe operating environment.
QWhat are the standard operating environmental requirements?
It is designed for altitudes up to 1000m, with an ambient temperature range between -5°C and +40°C and humidity levels ≤90%.
QHow durable is the load and earthing switch?
Both the load switch and the earthing switch are rated for a mechanical life of 2000 operations, ensuring reliable long-term performance.
QIs this switchgear suitable for earthquake-prone areas?
Yes, it meets seismic resistance requirements with a horizontal ground acceleration of 0.4g and a vertical acceleration of 0.2g.

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