Jiangsu Changyun Intelligent Technology Co., Ltd
| Model Number | HBC24 |
| Brand Name | ChangYun |
| Certification | GB/IEC/ISO |
| Place of Origin | China |
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Product Specification
| Model Number | HBC24 | Brand Name | ChangYun |
| Certification | GB/IEC/ISO | Place of Origin | China |
The HBC24 24kV Gas-Insulated Ring Main Unit (RMU) is a compact medium-voltage switchgear designed for reliable power distribution in 24kV electrical networks. Featuring a fully sealed gas-insulated structure, it provides excellent insulation performance, high operational safety, and minimal maintenance throughout its service life.
The HBC24 series integrates load break switches, vacuum circuit breakers, and protection units into a compact enclosure, making it an ideal solution for urban distribution networks, industrial facilities, renewable energy projects, commercial buildings, substations, and utility power systems.
Designed to meet modern power distribution requirements, the HBC24 offers high reliability, flexible configurations, and long-term operational stability even in harsh environments.
The HBC24 Ring Main Unit is widely used in:
The fully sealed gas-insulated design effectively protects live components from dust, moisture, pollution, and condensation, ensuring stable long-term operation.
Its space-saving structure makes the HBC24 ideal for compact substations and locations with limited installation space.
The unit features complete mechanical and electrical interlocking systems to prevent incorrect operations while improving operator safety.
With all primary components sealed inside the gas tank, the RMU requires minimal maintenance and significantly reduces operating costs.
Different functional modules can be combined according to project requirements, including load switch units, vacuum circuit breaker units, metering units, and bus connection units.
| Item | Specification |
|---|---|
| Rated Voltage | 24kV |
| Rated Frequency | 50/60Hz |
| Rated Current | Up to 1250A |
| Rated Short-Time Withstand Current | Up to 25kA |
| Rated Peak Withstand Current | Up to 63kA |
| Protection Degree | IP4X (Enclosure) |
| Installation | Indoor |
| Operation | Manual / Motorized (Optional) |
| Control | Local / Remote (Optional) |
With over 17 years of manufacturing experience, Changyun Intelligent provides high-quality medium-voltage switchgear solutions for customers worldwide. Every HBC24 Ring Main Unit is manufactured under strict quality control to ensure reliable performance, long service life, and compliance with international standards.
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Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2008
Total Annual:
29460000-44190000
Employee Number:
120~130
Ecer Certification：
Verified Supplier
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