Send Inquiry

Request To Call Back

Vacuum Circuit Breaker Gear

Get a Price/Quote

Vacuum Circuit Breaker Gear Specification

Power Supply
Electric

Usage
Industrial, Power Distribution

Power Source
Electric

Operating Temperature
-10C to +50C

Response Time
<50 ms

Features
Compact design, High life expectancy, Safe operation, Maintenance free

Charging Voltage
110V/220V for spring charging motor

Interface
Control and protection terminals

IP Rating
IP4X

Display Type
Analog Indication

Input
AC High Voltage

Output
Isolated/Protected Load

Sensors Specification
Auxiliary Contact Sensors

Components
Vacuum Interrupter, Operating Mechanism, Spring, Contacts, Enclosure

Product Type
Vacuum Circuit Breaker Gear

Application
Medium Voltage Distribution

Rated Voltage
11 kV

Supply Voltage
11,000 V

Size
Standard Panel size

Dimension (L*W*H)
1000 x 800 x 2200 mm

Function
Automatic circuit interruption under fault condition

Color
Grey

Weight
Approx. 120 kg

Current Rating
Up to 1250 Amps

Capacity
630A / 800A / 1250A

Thickness
3 mm (enclosure)

Frequency
50 Hz

Insulation Level
28 kV (1 min) Power Frequency withstand

Mounting Type
Floor Mounted

Closing/Opening Mechanism
Spring Charged Mechanism

Mechanical Endurance
10,000 operations

Arcing Time
<3 cycles

Making Capacity
63 kA peak

Interlocking
Mechanical & Electrical Interlock

Operating Mechanism Type
Manual / Motor operated

Ambient Humidity
Up to 95% RH (non-condensing)

Standards Complied
IS/IEC 62271-100

Control Circuit Voltage
110-220V AC/DC

Short Circuit Breaking Capacity
Up to 25 kA

Auxiliary Supply Voltage
110V / 220V AC/DC

Phase
Three Phase

About Vacuum Circuit Breaker Gear

Our Vacuum Circuit Breaker Gear is an optimal choice for your electrical circuit needs. With a robust construction and reliable voltage input and output ratings, this robust breaker guarantees consistent current flow while safeguarding your electrical setup against surges and overloads. Offering superior performance and durability, this product is an incredibly reliable choice.

Superior Performance Under Fault Conditions

The vacuum circuit breaker gear delivers automatic interruption during fault scenarios with a swift arcing time of less than 3 cycles and a rapid response time below 50 milliseconds. Designed for industrial power distribution, it isolates and protects loads efficiently, reducing downtime and ensuring operational safety in high-voltage networks.

Robust Construction for Demanding Environments

Housed within a 3 mm thick enclosure and rated IP4X, this breaker maintains performance in ambient humidity up to 95% RH (non-condensing) and temperatures from -10C to +50C. Its compact design and standard panel dimensions (1000 x 800 x 2200 mm) make it suitable for various installation requirements, providing flexibility and reliability wherever it is deployed.

FAQs of Vacuum Circuit Breaker Gear:

Q: How does the vacuum circuit breaker gear ensure safe operation during high fault conditions?

A: It employs a vacuum interrupter that enables automatic circuit interruption under fault conditions, with a short arcing time of less than 3 cycles and response time below 50 ms, minimizing risk and safeguarding connected equipment.

Q: What is the process for spring charging in this breaker and what voltage is required?

A: The gear features a spring charged closing/opening mechanism that can be operated manually or by a motor. The spring charging motor requires a charging voltage of either 110V or 220V AC/DC, ensuring readiness for operation.

Q: When is maintenance required for this circuit breaker, and is it considered maintenance free?

A: Designed for high mechanical endurance of up to 10,000 operations and built with robust components, this gear is categorized as maintenance free for normal operation, which significantly reduces routine upkeep and associated costs.

Q: Where is the ideal installation environment for the vacuum circuit breaker gear?

A: This breaker is suitable for industrial settings with medium voltage distribution, operating effectively in ambient humidity up to 95% RH and temperatures ranging from -10C to +50C. It is floor-mounted for stability and conforms to standard panel sizes, facilitating easy integration.

Q: What are the benefits of its compact design and standard enclosure size?

A: The compact design and standard dimensions (1000 x 800 x 2200 mm) allow for efficient use of space within substations and industrial facilities, while its IP4X enclosure enhances safety by protecting against dust and accidental contact.

Q: How does the control and protection system interface with auxiliary supply voltages?

A: The gear supports auxiliary supply voltages of 110V or 220V AC/DC, facilitating effective integration of control and protection terminals as well as auxiliary contact sensors, offering flexible monitoring and control options for operators.

Tell us about your requirement