Vacuum Circuit Breaker Power Switchgear
Voltage (V) | 110 V DC |
Weight (kg) | 150 kgs |
for Electric Locomotives, EMUs and Metro Cars
Sophisticated and advanced Vacuum Circuit Breaker
Compliant Standards: IEC 60077 Technical Features
- Single pole AC circuit breaker.
- Equipped with vacuum interrupter.
* Pneumatic closing and holding, opening through spring induced force.
* Earthing switch can be engaged directly on the breaker.
* Constructed for roof mounting.
* Requires less space for installation.
* Requires minimum maintenance.
* Provides protection against fault currents.
* Isolates the traction vehicle from the overhead catenary wire.
Applications
The VCBA type circuit breaker is used as a line circuit breaker:* To close and open the power circuit of the vehicle from the overhead catenary
* To interrupt the power circuit current under overload, short circuit or any other defined conditions
Technical Specifications
Product Details
Company Details
Product Specification
Voltage (V) | 110 V DC |
Weight (kg) | 150 kgs |
Product Description
for Electric Locomotives, EMUs and Metro Cars
Sophisticated and advanced Vacuum Circuit Breaker
Compliant Standards: IEC 60077
Technical Features
- Single pole AC circuit breaker.
- Equipped with vacuum interrupter.
- Pneumatic closing and holding, opening through spring induced force.
- Earthing switch can be engaged directly on the breaker.
- Constructed for roof mounting.
- Requires less space for installation.
- Requires minimum maintenance.
- Provides protection against fault currents.
- Isolates the traction vehicle from the overhead catenary wire.
Applications
The VCBA type circuit breaker is used as a line circuit breaker:
- To close and open the power circuit of the vehicle from the overhead catenary
- To interrupt the power circuit current under overload, short circuit or any other defined conditions
Technical Specifications
Maximum rated voltage | 30 kV |
---|---|
Nominal line supply voltage | 25 kV |
Rated power frequency withstand voltage | 75 kV rms |
Rated impulse withstand voltage | 175 kV rms |
Conventional thermal current in free air | 1000 A rms |
Rated operational frequency | 50 Hz |
Short circuit rupturing capacity | 16 kA rms (440 MVA) |
Rated short circuit making current | 40 kA peak |
Short time current capacity | 16 kA rms (3 sec) |
Opening time | ≤ 60 ms |
Closing time | < 100 ms |
Control voltage | 110 V DC |
Auxiliary contacts (Type & No.) | 8 Nos. (Fish Bone Type) configurable contacts for external circuit & 1 NO for internal use |
Input air supply pressure | 5 to 10 kg/cm2 |
Approx. weight | 150 kgs |
About the Company
Autometers Alliance Ltd, an ISO 9001 certified company ranks amongst the premier Railway Equipment and UPS Manufacturer in the country. Ever since its inception in 1959, Autometers Alliance Ltd has been constantly striving to adapt the best international technologies and manufacturing practices, keeping in mind the segment needs and application area.
The Company has a well organised production setup and state of the art manufacturing capabilities in the field of Switchgear, Power Electronics, Data Acquisition, Display System and Surveillance System at Noida(Near Delhi) and Baddi(Near Chandigarh) having a manufacturing area of 200,000 square feet. The quality standards and manufacturing facilities employed are at par with the existing global standards.The Company has its own in-house R&D Centre recognised by Ministry of Science and Technology , Government of India.