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1250A SF6 inflatable cabinet Armoured metal-enclosed switchgear

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High Voltage Switchgear

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Description:

Product Overview

1250A SF6 inflatable cabinet with its core part using load switch, circuit breaker, has the advantages of simple structure, small volume, low price, can improve the power supply parameters and performance as well as power supply safety.
It is widely used in distribution stations and box-type substations in the AC 10kV distribution system of urban residential districts, high-rise buildings, large public buildings, factories and enterprises.

Model Meaning

HT	Huatuo Group SF6 ring network cabinet type
12	Rated voltage 12kV
(V)	Ring network cabinet cabinet type: V-circuit breaker type; C-load switch cabinet; M-metering cabinet
1250	Rated current: 1250A
25	Rated short-time withstand current: 25kA

Technical Parameter

Project		Parameter
Rated voltage		12kV
Rated frequency		50Hz
Rated current	Circuit breaker cabinets, load switch cabinets	1250A
Circuit resistance	Breaker cabinet	≤150uΩ
Rated short-time withstand current		25kA
Rated short-time current withstand time		4s
Rated peak withstand current		63kA
Rated short-circuit breaking current (breaker cabinet)		25kA
Rated short-circuit closing current (breaker cabinet)		63kA
Temperature rise test current	Breaker cabinet	1375A
Rated industrial frequency 1min withstand voltage (relative)		42kV
Rated industrial frequency 1min withstand voltage (fracture)		48kV
Rated lightning impulse withstand voltage peak (relative)		75kV
Rated lightning impulse withstand voltage peak (fracture)		85kV
Partial discharge (1.2Ur)		≤10pC
Protection class (enclosure)		IP4X
Gas annual leakage rate		≤0.01%
Gas moisture content		≤150uL/L
Rated operating voltage (DC)		48V
Inflatable compartment design pressure		0.08MPa

Parameters

Key words:

1250A SF6 inflatable cabinet Armoured metal-enclosed switchgear

HT-12 SF6 ring network cabinet

HTN-12 environmental protection gas ring network cabinet

Application description:

The company has a diverse, high-performance product portfolio, backed by cutting-edge technology and stringent quality standards, to meet the needs of the domestic and international markets. The products include 12-72.5 kV gas insulated switchgear, 12-40.5 kV switchgear, Ring Main Units (RMUs), Mobile Substations, Column Mounted Switchgear and Integrated Primary and Secondary Switchgear. Its flagship products, such as the NISELA series of environmentally friendly gas-insulated RMUs and the GISELA series of SF6 gas-insulated RMUs, integrate cutting-edge technologies such as solid insulation, vacuum interrupting and modular plug-in design to ensure high reliability, environmental friendliness and adaptability to different scenarios (indoor/outdoor, basement, etc.). These products are widely used in urban power distribution networks, rail transportation, new energy and industry, etc. The market share of RMUs in China's railroad sector reaches 30%. The company prioritizes product innovation and continues to strengthen its R&D capabilities in 40.5kV environmentally friendly gas insulation, SF6 breaking technology and multi-field coupling simulation. This commitment ensures that our products not only meet current industry standards, but also lead the way in technological advancement, providing future-proof solutions for our customers. In addition, they products are exported to Singapore, South America, Southeast Asia, Korea, the Middle East and other international markets.

Infrastructure Projects

Renewable Energy Integration

Commercial Building Electrification

Grid Application Solutions

Why Choose Us?

Huatuo Power Equipment Group

HUATUO Power Equipment Group Co., Ltd. has six subsidiaries and possesses strong R&D capabilities. Since its establishment, the company has published 45 papers and applied for 124 patents, including 64 invention patents. The company has been awarded titles such as ‘4A-level Credit Enterprise,’ ‘Henan Province High-Quality Medium-Sized Enterprise,’ and ‘Mayor's Quality Award,’ fully demonstrating its excellence in technology, quality, and credibility. The company employs over 300 staff members and possesses advanced manufacturing capabilities, with an annual production capacity exceeding 30,000 sets of various ring main units and an annual output value of approximately 1.58 billion RMB. The company is equipped with comprehensive testing facilities, including a 200kV partial discharge measurement system and a ±900kV lightning impulse test system, ensuring strict quality control throughout the entire production process.

2007 year

Company establishment

50000 m²

Equipped Warehouse

30000 Sets

Annual production of various ring main units

124 +

Patent Certificate

Shipping Site

Huatou Power Equipment Group Co., Ltd. consistently adheres to the principle of ‘pursuing high quality and customer satisfaction,’ upholding the principles of ‘the most competitive prices, the most considerate service, and the most reliable product quality.’ The company focuses on long-term customer satisfaction, offering timely after-sales service, including on-site commissioning, maintenance guidance, and technical consultation. Its comprehensive logistics and response system ensures rapid access to spare parts and professional support. We welcome you to contact us.

FAQ

Can your factory guarantee both delivery speed and quality?

No problem. Our company currently employs over 300 staff members and possesses advanced manufacturing capabilities, with an annual production capacity exceeding 30,000 units of various ring main units and an annual output value of approximately RMB 1.58 billion. The enterprise is equipped with comprehensive testing facilities including a 200kV partial discharge measurement system and a ±900kV lightning impulse test system, ensuring strict quality control throughout the entire production process.

Are you a trading company or a manufacturer?

We are a manufacturer at the source. Our company is dedicated to providing comprehensive, end-to-end “one-stop” solutions for clients in the power systems, industrial, and new energy power plant sectors, meeting their diverse needs.

The company is committed to providing all-round, whole-process “one-stop” solutions to meet the different needs of customers in the fields of electric power system, industry and new energy power station.

1250A SF6 inflatable cabinet Armoured metal-enclosed switchgear

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