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Home > Vacuum Circuit Breaker > Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
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Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use

Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use

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Product Description

Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Integrated Design Concept
The circuit breaker adopts an integrated design of the operating mechanism and the circuit breaker body. It can be used as a fixed installation unit or be equipped with a dedicated pushing mechanism to form a trolley unit. Among them, the fixed circuit breaker can be added with corresponding mechanical interlocks to meet the needs of being equipped with fixed cabinets such as XGN2, XGN15, and KYN28A.
Professional 11 Kv Indoor Vacuum Circuit Breaker FY Main Switch Circuit Breakers 20Kv VCB for Indoor Use
Indoor Vacuum Circuit Breaker Structure
Number Item Unit Numerical Value
1 Rated voltage kV 11
2 Rated lightning impulse withstand voltage (peak value) kV 75
3 Rated frequency Hz 50
4 Rated current A 630
1250		 630
1250		 630 / 1250 / 1600
2000 / 2500 / 3150		 1250 / 1600 / 2000
2500 / 3150 / 4000 (1)		 1600 / 2000 / 2500
3150 / 4000 (1)
5 Rated short-circuit breaking current kA 20 25 31.5 40 50
6 Rated short-time withstand current kA 20 25 31.5 40 50
Indoor Vacuum Circuit Breaker Panel Details Indoor Vacuum Circuit Breaker Internal View
Indoor Vacuum Circuit Breaker Production Details Indoor Vacuum Circuit Breaker Dimension Drawing Indoor Vacuum Circuit Breaker Side View
Indoor Vacuum Circuit Breaker Testing Indoor Vacuum Circuit Breaker Installation
Frequently Asked Questions
What is the design integration of this indoor vacuum circuit breaker?
This circuit breaker features an integrated design of the operating mechanism and the circuit breaker body. It is highly versatile and can be configured as a fixed installation unit or paired with a dedicated pushing mechanism to serve as a trolley unit.
Which cabinet types are compatible with the fixed circuit breaker?
The fixed circuit breaker can be equipped with corresponding mechanical interlocks, making it fully compatible with fixed cabinets such as XGN2, XGN15, and KYN28A.
What are the rated voltage and frequency parameters?
This vacuum circuit breaker is designed for system environments with a rated voltage of 11 kV and a standard rated frequency of 50 Hz.
What is the rated lightning impulse withstand capability of this VCB?
The rated lightning impulse withstand voltage (peak value) is 75 kV, ensuring stable and reliable performance against transient surges.
What options are available for the rated short-circuit breaking current?
Depending on your specific application and configuration, the rated short-circuit breaking current ranges from 20 kA to 50 kA.
What are the available rated current options for the breaker?
The product line supports a broad range of rated currents to meet various load demands, including 630 A, 1250 A, 1600 A, 2000 A, 2500 A, 3150 A, and up to 4000 A.

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