High Voltage Vacuum Circuit 33kv Vcb Breaker

Wenzhou XiFa Electric Power Equipment Co., Ltd has a technical and producing team to make reliable high voltage vacuum circuit 33kv vcb breakers more than 10 years. The technical team will check the technical specification with clients before placing orders, and reply to clients within 24 hours for each high voltage vacuum circuit 33kv vcb breaker delivered. The producing team will make sure each producing process of high voltage vacuum circuit 33kv vcb breakers is correct and the components of high voltage vacuum circuit 33kv vcb breaker is capable to assemble into the vacuum circuit breaker. Before the vacuum circuit breaker finish from the product line, the factory tests will undergo to ensure a smooth user experience.

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Product Description

A high voltage vacuum circuit 33kv vcb breaker is an indispensable component of modern power systems. It is widely used in substations, industrial and mining enterprises, as well as renewable energy facilities. As a core protection device in medium voltage and high voltage power networks, its performance has a direct impact on the safety and stability of electricity supply.

Serving as a fundamental element in the development of smart grids, advancements in vacuum circuit breaker technology drive the industry toward greater efficiency, reliability, and environmental sustainability. When selecting such equipment, users should take into account not only the technical parameters but also the operating environment and the need for intelligent features. A well structured maintenance strategy is essential to ensure maximum performance and long term reliability.

With the continued implementation of the “dual carbon” strategy, high voltage vacuum circuit 33kv vcb breakers are expected to play an even more critical role in building the next generation of power systems.

High Voltage Vacuum Circuit 33kv Vcb Breaker

Technical Parameter:

Max. Working Voltage	kV	40.5
Rated Frequency	Hz	50
Rated Lighting Impulse Voltage tolerance	kV	185
1 min Power Frequency Voltage	kV	95
Rated Short Circuit Breaking Current	kA	25		31.5
Rated Current	A	630	1250		1600
Operation Voltage	V	AC 220/110 DC 220/110
Motor Rated Power	W	≤230
Motor energy storage time	s	≤15
Closing and tripping time of contact	ms	≤3
Contact travel	mm	7.5±1.5
Contact spacing	mm	20±2
Mechanical Life	times	10000
Rated Short circuit Breaking Times	times	20

High Voltage Vacuum Circuit 33kv Vcb Breaker

Product FAQ:

Q: What is the difference between indoor and outdoor high voltage vacuum circuit 33kv vcb breakers?

A: Indoor VCBs are usually panel mounted within metal clad switchgear, designed for controlled environments. Outdoor VCBs are built in weatherproof enclosures, with enhanced insulation and mechanical protection to withstand rain, dust, and temperature extremes.

Q: How many operations can a high voltage vacuum circuit 33kv vcb breaker perform?

A: A well designed vacuum interrupter can typically withstand 10000 mechanical operations, and several thousand full short circuit interruptions, making it suitable for frequent switching duties.

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