| Certification: | CCC, ISO9001 |
|---|---|
| Shell Material: | Stainless Steel |
| Voltage Level: | Medium Voltage |
| Installation: | Fixed |
| Structure: | Floorstanding |
| Current: | AC |
| Samples: |
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Audited Supplier Introducing the HCM-40.5 SF6 fully insulated, fully enclosed, common box compact medium voltage series ring main unit (RMU) by Guang Dong Hao Cheng Electric Co., Ltd. The RMU features a switchgear and main bus sealed in a shell filled with SF6 gas, providing full insulation, sealing, expandability, and ease of combination. Each SF6 insulated gas box is expandable on both the left and right sides. The explosion-proof channel at the bottom of the gas tank is equipped with an explosion-proof diaphragm, effectively preventing high-pressure gas damage to individuals, cables, and other switchgear in the substation.
| Item | Unit | Scheme C LBS unit | Scheme F LBS-fuse combination unit | Scheme V circuit breaker unit | Scheme V Disconnecting/E/S switch | |
| Rated voltage | kV | 12(24) | ||||
| Rated insulation level | 1 min power frequency withstand voltage | kV | 42/48(65/79) | |||
| Lightning impulse withstand voltage | 75/85(125/145) | |||||
| Rated frequency | Hz | 50 | ||||
| Rated current | A | 630 | 125 | 630 | 630 | |
| Rated short ciecuit breaking current | kA | 20/25 | 20/25 | |||
| Rated short time withstand current | kA | 20 | 20/25 | 20/25 | 20/25 | |
| Rated short circut making current | kA | 63 | 63 | |||
| Rated peak withstand current | kA | 50 | 50 | 63 | 80 | |
| Rated off-phase ground fault breaking current | kA | 17.3 | 21.7 | 21.7 | 17.3 | |
| Rated short circuit duration | S | 4 | ||||
| Rated operating sequence | O-0.3S-CO-180S-CO | |||||
| Mechanical endurance | times | 10000 | ||||
Introducing our innovative outdoor substation solutions:
Scope of Application: Our products are widely used in industrial and civil ring networks, terminal power supply, power plants, substations, high-rise buildings, airports, expressways, subways, and tunnels. They are especially suitable for challenging environments like underground, plateau, frozen soil, coastal, and humid areas.
Company Profile: Guangdong Haocheng Electric Co., Ltd is a leading enterprise in the electrical equipment industry in Guangdong province. We specialize in the R&D, production, and sales of intelligent HV/LV power plants, power transformers, and distribution boxes. With a strong focus on innovation, we hold multiple certifications and patents, demonstrating our commitment to quality and technological advancement.
Recognition: In 2019, we were honored as a "hi-tech enterprise" by the science and technology bureau of Guangdong province. In 2020, our R&D department was designated as the "Intelligent Distribution Equipment Engineering Research Center of Nanhai District, Foshan." Our products have been utilized in numerous national key projects, showcasing their reliability and performance.
Customer Case
We are a professional manufacturer specializing in HV/LV switchgear, dry and oil type transformers, substation equipment, and more. Our products are manufactured in accordance with international standards and come with various certifications such as IEC, SGS, Intertek, CCC, and CE.
With over 6 years of manufacturing experience, numerous certifications, and a track record of satisfied customers worldwide, you can trust Guang Dong Hao Cheng Electric Co., Ltd for all your electrical equipment needs.
For catalog and price inquiries, please contact us via Made-in-China or visit our official website.
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