Fully Insulated Fully Sealed Circuit Breaker Metal Box

• Certification: CCC, ISO9001
• Shell Material: Stainless Steel
• Voltage Level: Medium Voltage
• Installation: Fixed
• Structure: Floorstanding
• Current: AC
• Model NO.: HCM-40.5
• Ambient Temperature: -35c-+40c
• Seismic Capacity: 8 Degree
• Application Range: Power Plants
• Shell Protection Grade: IP30
• Rated Voltage: 40.5kv
• Features: Full Sealed&Insulation, Metalclad Withdrawable
• Transport Package: Plywood Case
• Specification: 375*900*1900, 500*900*1900, 750*900*1900
• Trademark: HC
• Origin: Foshan, Guangdong, China
• HS Code: 8537209000
• Production Capacity: 10000

Product Description

Product Overview

Introducing the HCM-40.5 SF6 Fully Insulated Ring Main Unit (RMU)

 

Experience the innovative design of the HCM-40.5 SF6 RMU by Guang Dong Hao Cheng Electric Co., Ltd. This compact medium voltage series is fully insulated and enclosed in a common box, providing exceptional safety and efficiency.

 

• Sealed in a shell filled with SF6 gas for complete insulation and sealing


• Expandable and easy to combine for versatile configurations


• Each SF6 insulated gas box can be expanded on both left and right sides


• Equipped with an explosion-proof channel at the bottom with a diaphragm to prevent damage from high-pressure gas


 

 

Upgrade your substation with the HCM-40.5 SF6 RMU for reliable and secure operation. Trust in the quality and performance of Guang Dong Hao Cheng Electric Co., Ltd.

Main Tech Parameters

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

Product Features

 

Product Description

 

Guang Dong Hao Cheng Electric Co., Ltd offers a range of innovative outdoor substations designed to meet various needs:

 

1. Fully insulated, enclosed, and compact for all outdoor environments.


2. Modular, multi-functional design with high reliability and compact structure to minimize floor space.


3. Safe, reliable, and maintenance-free for long-lasting performance.


4. Flexible expansion options to cater to end-user or network node requirements.


5. Perfect for distribution switching stations, prefabricated power substations, and cable branch boxes.




6.  

 

Guang Dong Hao Cheng Electric Co., Ltd



 

Product Description

 

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. With a registered capital of CNY 50.01 million, we specialize in the R&D, production, and sales of intelligent HV/LV power plants, power transformers, and distribution boxes. Our company has strong marketing and technology development capabilities, with certifications including ISO9001, ISO14001, ISO45001, and national "3C" certification. We prioritize the R&D of independent intellectual property rights and have completed over 20 innovation patents. In 2019, we were recognized as a "hi-tech enterprise" by the science and technology bureau of Guangdong province, and in 2020, our R&D department was acknowledged as the "Intelligent Distribution Equipment Engineering Research Center of Nanhai District, Foshan."

 

Benefits: Our products are integral to smart power grid projects and are known for their reliability, efficiency, and adaptability to various challenging environments. Trust Guang Dong Hao Cheng Electric Co., Ltd for all your electrical equipment needs.

 

Product Display

Certifications

 

 

Production Equipment

 

 

Packaging & Shipping

Customer Case
 

FAQ

Haocheng Electric Products

 

Welcome to Guang Dong Hao Cheng Electric Co., Ltd

 

We are a professional manufacturer of 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.

 

Product Information:

 

• Warranty: 12 months warranty


• Production Time: 25 to 45 days depending on order requirements


• Payment Terms: T/T, L/C, or negotiation


• Quality Control: All products undergo 100% routine, type, and special testing to ensure quality


• Customization: Technical drawing and specification documents required


 

 

While we do not keep products in stock, we maintain raw material stock to expedite production lead times. With over 6 years of manufacturing experience, numerous certifications, and a track record of customer satisfaction, you can trust Haocheng Electric for all your transformer needs.

 

For catalog and price inquiries, please contact us directly through Made-in-China or our official website.