Power Distribution Cabinet for 40.5kv Rmu

• 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

HCM-40.5 SF6 Fully Insulated Ring Main Unit

 

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. This RMU features switchgear and main bus sealed in a shell filled with SF6 gas, providing complete insulation, sealing, expandability, and ease of combination. Each SF6 insulated gas box is customizable for expansion on both left and right sides. The explosion-proof channel at the bottom of the gas tank includes an explosion-proof diaphragm to effectively prevent high-pressure gas damage to individuals, cables, and other switchgear in the substation.

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

Guang Dong Hao Cheng Electric Co., Ltd

 

Introducing our innovative outdoor modular substation units designed to meet the needs of various distribution switching stations, prefabricated power substations, and cable branch boxes. Our products offer:

 

1. Fully insulated, enclosed, and compact design suitable for any outdoor environment.


2. Modular, multi-functional combination with high reliability and compact structure to reduce floor area.


3. Safe, reliable, and maintenance-free for long life.


4. Flexible expansion capabilities to meet end user or network node requirements.




5.  

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 such as 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 have obtained various certifications and patents to ensure the quality and reliability of our products.

 

In 2019, our company was recognized as a "hi-tech enterprise" by the science and technology bureau of Guangdong province. In 2020, our R&D department was acknowledged as the "Intelligent Distribution Equipment Engineering Research Center of Nanhai District, Foshan." Our products have been widely used in national key projects, showcasing their effectiveness and reliability in various applications.

 

Product Display

Certifications

 

 

Production Equipment

 

 

Packaging & Shipping

Customer Case
 

FAQ

 

Guang Dong Hao Cheng Electric Co., Ltd

 

Manufacturer of HV/LV switchgear, dry and oil type transformers.

 

• Warranty: 12 months


• Production Time: 25 to 45 days


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


• Quality Control: Compliant with IEC, SGS, Intertek, CCC, CE standards


• Stock Availability: Raw materials stocked for shorter lead times


• Trustworthiness: 6+ years of experience, patent certificates, ISO certifications


 

 

To request a customized transformer, provide technical drawings and specifications. Contact us for accurate pricing via Made-in-China or our official website.