1.14KV Vacuum Contactor

Model: VSHC-1.5-200A, VSHC-1.5-200B

The Sunway Hanguang 1.14KV Vacuum Contactor is a core control component for 50/60Hz AC medium and low-voltage power distribution systems. Featuring the VSHC and VC-1.14 series, with rated currents from 200A to 2000A, it is suitable for frequently switching loads such as motors and capacitor banks. Integrating over fifty years of the brand's vacuum electrical technology, and centered around Cu-Cr contact arc extinguishing chambers and permanent magnet operating mechanisms, it complies with multiple international standards and has accumulated over 280,000 installations worldwide, making it a preferred choice for demanding operating conditions.

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Product Description

As a professional manufacturer, Sunway Hanguang's 1.14KV Vacuum Contactor includes models such as VSHC-1.14-200A/200B and VC-1.14/400-2000, compatible with mainstream switchgear such as MNS and GCS, and complying with IEC and GB/T standards. It is widely used in high-frequency operation and complex working conditions. Since its establishment in 1968, the brand has leveraged its leading technology and quality control system, with products exported globally and an average annual export growth exceeding 10% in the past decade, enjoying high market recognition.

Product Features

1. Excellent Arc Extinction, Reliable Operation

Equipped with a self-optimized vacuum arc extinguishing chamber, using a single-seal process, the vacuum degree is ≤1.33×10⁻³Pa, with low and stable leakage rate. The Cu-Cr contact current interruption value is <3A, enabling arc-free switching. The electrical life under AC-4 conditions is 600,000 cycles, with a failure rate of <0.008%, ensuring reliable operation.

2. Advanced Mechanism, Suitable for High Frequency

The 1.14KV Vacuum Contactor uses a permanent magnet driven operating mechanism, supporting multiple voltage inputs. The closing/opening time is ≤30ms/20ms, with a mechanical life of 3 million cycles, meeting the demand for 600 short-term high-frequency operations per hour.

3. Modular Design, Convenient Operation and Maintenance

The modular design supports multiple installation methods and is compatible with mainstream switchgear, improving installation efficiency by 50%. The body protection is IP55 (IP65 inside the cabinet), and maintenance can be performed by a single person without specialized tools, ensuring convenient operation and maintenance.

4. Strong Environmental Adaptability, Extreme Durability

Having undergone rigorous testing such as salt spray and condensation tests, the 1.14KV Vacuum Contactor is adapted to temperature differences of -40℃~+70℃ and high altitudes of 3500 meters, with EMC Class 4 anti-interference capability, capable of handling complex working conditions.

5. Intelligent and Expandable, Environmentally Compliant

Optional intelligent monitoring modules are available, supporting multiple communication protocols for access to the operation and maintenance platform. It produces no harmful gas emissions, complies with environmental standards, and is available with optional CE, TUV, and other international certifications, suitable for the global market.

6. Comprehensive Quality Control, Service Guarantee

The dedicated factory is equipped with a full set of testing equipment, and each product undergoes 15 comprehensive factory inspections. With 80 technical support centers worldwide, it offers an 8-year warranty and rapid response in core regions.

Product Parameters

Type Form	VSHC-1.14-200A	VSHC-1.14-200B
Rated work voltage(KV)	1.14
Rated work current(A)	200/400
Rated frequency(Hz)	50/60
Rated thermal current(A)	200/400
Rated making capacity(A)	2000/4000
Rated breaking capacity(A)	1600/3200
Limit breaking capacity(A)	2000/4000
Rated short time current(A/S)	2000/4,4000/4
Operating cycle	Long time(Time/hr):300
	Short time(Time/hr):600
Method of operation	NON-LATCHED
Mechanical life(man.)	3000000
Electrical life(man.)	AC-3(man.):600000
	AC-4(man.):60000
Operation voltage(V)	AC120/AC220/AC380
Closing time(ms)	≤200
Power frequency withstand voltage	Main circuit(kV):15
	Secondary(kV):2
Auxiliary switch	3a+3b
Overall dimensions (HeightWidthDepth)	206182180/230214188

Applicable Application Scenarios

1. Mining Industry: Suitable for hoists, crushers, etc., resistant to high dust, strong vibration, and frequent starts and stops.

2. Metallurgy Industry: Controls rolling mills and electric furnaces, resistant to high temperatures and strong electromagnetic interference.

3. Petrochemical Industry: Suitable for explosion-proof areas, corrosion-resistant, condensation-resistant, and eliminates arc hazards.

4. Rail Transit: Serves traction substations, resistant to wide temperature ranges and strong vibrations.

5. Marine and Shipping: Resistant to salt spray corrosion, suitable for ship pitching and rolling conditions.

6. New Energy Field: Supports the stable operation and grid connection of wind power and photovoltaic power station equipment.

7. Infrastructure: Ensures power supply for critical loads in data centers and port machinery.

8. General Industry: Suitable for high-frequency operation requirements in industries such as building materials and textiles.

Global Market Layout

Sunway Hanguang, originating from China, is a trusted supplier for global industrial enterprises. Its products are exported to many countries, with stable applications in over 500 projects worldwide, and an average annual export growth of over 10% in the past decade, empowering global power distribution upgrades.

1.14KV Vacuum Contactor