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High-Quality GXGN-12 Solid-Insulated Fully Enclosed Ring Main Unit Switchgear Suppliers, Factory
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High-Quality GXGN-12 Solid-Insulated Fully Enclosed Ring Main Unit Switchgear Suppliers, Factory

High-Quality GXGN-12 Solid-Insulated Fully Enclosed Ring Main Unit Switchgear Suppliers, Factory

GXGN-12 Solid-Insulated Fully Enclosed Ring Main Unit Switchgear is an eco-friendly, maintenance-free ring main unit with all live parts sealed in epoxy resin—no SF6 gas. This solid fully insulated closed ring switchgear features modular design (V/C/F units) for flexible configurations. Its APG gel-insulated primary components, R-type magnetic contacts, and integrated spring mechanism ensure superior breaking capacity, electrical life, and reliability. Ideal for 12kV/50Hz networks, this solid fully insulated closed ring switchgear suits indoor/outdoor installations in substations, residential areas, and industrial parks. With optional smart controllers and compact structure, it enables distribution automation while guaranteeing safety and 100% environmental compliance.

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Product Description

Type Designation

Type Designation
No. Description
1Manufacturer Code
2Solid Fully Insulated Enclosed Ring Main Unit Switchgear
3Design Serial Number
4Rated Voltage (kV)
5Rated Current (A)
6Switch Type: C-Load Switch; V-Circuit Breaker; G-Disconnector; F-Load Switch-Fuse Combination Switchgear; CB-Load Switch without Grounding; VB-Circuit Breaker without Grounding; VZ-Circuit Breaker Linked Switch
7Rated Short-Time Withstand Current (20, 25kA)
8B: Without Grounding Switch; Z: Bottom Direct Outgoing Line

Switchgear Technical Parameters

Name Unit Parameter
Rated VoltagekV12
Rated FrequencyHz50
Rated CurrentA6301250
Insulation Level Power Frequency (Break/Phase/Ground) kV 48 / 42 / 42
Lightning Impulse (Break/Phase/Ground) kV 85 / 75 / 75
Rated Short-Circuit Breaking Current (1s)kA2531.5
Rated Short-Time Withstand Current (4s)kA2531.5
Rated Peak Withstand CurrentkA6380
Enclosure Protection Level-IP4X
Operation Mode-Spring-Operated (Energy Storage Type)

Product Display

Product 1
Product 2
Product 3

Disconnector & Earthing Switch

No. Item Unit Parameter
1Rated VoltagekV12
2Rated CurrentA6301250
34s Rated Short-Time Withstand CurrentkA2531.5
4Rated Peak Withstand CurrentkA6380
5Main Switch Mechanical Lifeops3000
6Earthing Switch Mechanical Lifeops3000

Dimensions Data

External Dimensions
Model Width (mm) Depth (mm) Height (mm)
Load Switch PT Cabinet (CPT)5009501650
Circuit Breaker Cabinet (VB/V)4258601850
Busbar Rising Cabinet (G)4258601850
Load Switch-Fuse Cabinet (F)5009501650

Frequently Asked Questions

1. What is the rated voltage for this solid-insulated switchgear?
The standard rated voltage for this equipment is 12kV, suitable for medium voltage distribution networks.
2. What is the enclosure protection level?
The switchgear is designed with an IP4X protection level, ensuring safety and durability in various indoor environments.
3. What types of switch configurations are available?
We offer multiple configurations including Load Switches (C), Circuit Breakers (V), Disconnectors (G), and Load Switch-Fuse combinations (F).
4. How long is the mechanical life of the switches?
Both the main switch and the earthing switch are tested for a mechanical life of up to 3000 operations.
5. Is the operation mode manual or automated?
The switchgear utilizes a spring-operated mechanism (energy storage type) for efficient and reliable operation.
6. What are the typical dimensions for a Circuit Breaker Cabinet?
A standard Circuit Breaker Cabinet (VB/V model) typically measures 425mm in width, 860mm in depth, and 1850mm in height.

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