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SF6 Free High Voltage Gis Switchgear Electrical Switchgear

-HBSRM-24 series SF6 gas-insulated, metal-enclosed ring main unit in a common-tank design
-Modular units: load switch, load switch–fuse combination, vacuum circuit breaker and busbar incoming
-Compact, climate-resistant and maintenance-free with simple, intuitive operation
-Large feeder cable capacity, suitable for various cable and wiring systems

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Product Description

Product Advantage

Use Environmental Conditions

1. Altitude above sea level should not exceed 2000M.

2. Ambient air temperature: -5℃ ~+40℃ and the average temperature should not exceed +35℃ in 24h.

3. Air condition: With clean air. Relative humidity should not exceed 50% at +40℃ .Higher relative humidity is allowed at lower temperature. Ex. 90% at +20℃ .

4. Places without fire, explosive danger, serious pollution, chemical corrosion and fierce vibration.

5. Installation gradient not exceed 5° .

6. Control center is suitable to the transportation and store with following temperature: -25℃ ~+55℃ ,in short time (within 24h) it should not exceed +70℃ .

- Fully Sealed

- 20-Year Maintenance-Free

- Extreme Environment Resistant

- Five-Prevention Safety

- Universal Scenario Fit

Technical Parameters

Project	C Module	F Module	V Module			CB Module
	Load switch	Combination appliance	Vacuum Switch	Isolation/grounding switch	Vacuum Circuit Breaker	Isolation/grounding switch
Rated voltage kV	24	24	24	24	24	24
Rated frequency Hz	50	50	50	50	50	50
Power frequency withstand voltage (phase/port) kV	42/48	42/48	42/48	42/48	42/48	42/48
Lightning impulse withstand voltage kV	75/85	75/85	75/85	75/85	75/85	75/85
Rated current A	630	Pour	630		1250/630
Rated closed-loop breaking current A	630
Rated cable charging breaking current A	135/135
Rated short-circuit closing current (peak)	50	80
Rated peak withstand current kA	50
Rated short-time withstand current kA/3s	20
Rated short-circuit breaking current kA		31.5	20		25	25
Rated transfer current A		1750
Equipped with fuse, maximum current A	-	125
Circuit resistance Ω	≤300	≤600
Mechanical lifespan (times)	5000	3000	5000	2000	5000	5000

Product Uses

1. Commercial Complexes & High-Rise Residential

Modern commercial complexes and high-rise residential buildings require reliable, compact, and fire-safe power distribution equipment.

2. Industrial Parks & Heavy Manufacturing

Industrial parks and heavy manufacturing facilities, including steel mills, cement plants, chemical factories, and automotive assembly lines, consume large volumes of medium-voltage power and require robust, outdoor-rated distribution equipment.

3. PV & Energy Storage Grid Connection

Solar photovoltaic farms and battery energy storage systems (BESS) require dedicated step-up transformer solutions to interface with the medium-voltage grid.

4. Infrastructure — Rail Transit, Healthcare & Data Centers

Critical infrastructure applications, including metro and railway systems, hospitals, and data centers, demand the highest levels of power reliability and redundancy.

5. Municipal & Environmental — Water Treatment & Pumping Stations

Municipal water supply, wastewater treatment plants, and flood control pumping stations present challenging operating conditions for electrical distribution equipment.

FAQ

Q：Are you a trading company or factory?

A：We are a manufacturer boasting 15 years of industry experience and holding proprietary import-export rights.

Q：What certifications do you have?

A：Yes, we hold ISO, CE, and IEC certificates. In addition, we possess a number of design patents and a Special Equipment Manufacturing License.

Q：How long is your delivery time?

A：For normal products in 7-10 days; For bulk order, in 15-25 days. It depends.

Q：What is the warranty time?

A：3 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers.