Vsg/R Vacuum Circuit Breaker with Lateral Operating Mechanism

• Customization: Available
• Transport Package: Fumigation Wooden Box
• Trademark: YQALT
• Model NO.: VSG/R Breaker with Lateral Operating Mechanism

Product Description

VSG/R Vacuum Circuit Breaker with Lateral Operating Mechanism

Product Description

Product Overview:
The VBI/R-12 Vacuum Circuit Breaker with a lateral operating mechanism is designed for fixed installation applications. This circuit breaker is primarily used in fixed switchgear systems, where it provides reliable protection and control for electrical networks. It can operate independently, making it a versatile component suitable for a wide range of electrical installations. The breaker is especially well-suited for use in ring network power supplies, box transformers, and various non-standard power supply systems.

Application Environment:
The VBI/R-12 Vacuum Circuit Breaker is ideal for the following environments:

    •    Fixed Switchgear Systems: Designed specifically for fixed installations, providing stable and reliable operation in a controlled environment.
    •    Ring Network Power Supplies: Suitable for use in ring network configurations, offering efficient switching and protection in these systems.
    •    Box Transformers: The breaker can be integrated into box transformers, providing enhanced protection and control.
    •    Non-Standard Power Supply Systems: Versatile enough to be used in various non-standard power supply setups, adapting to specific system requirements.

Operating Conditions:

    1.    Voltage Compatibility: Engineered for medium-voltage applications, with an emphasis on 12kV power systems.
    2.    Fixed Installation: The breaker is intended for fixed installations, ensuring consistent and reliable performance in stationary switchgear setups.

Usage Considerations:

    1.    Lateral Operating Mechanism: The lateral operating mechanism provides ease of use and maintenance, making the breaker user-friendly and accessible.
    2.    Standalone Operation: Can be used independently, allowing for flexible application in various power distribution systems.
    3.    System Compatibility: Particularly suitable for ring network power supplies and non-standard power supply systems, offering adaptability to different operational environments.

Key Features:

    •    Fixed Installation Design: Tailored for use in fixed switchgear, ensuring a stable and secure installation.
    •    Versatile Application: Suitable for a wide range of power supply systems, including ring networks and box transformers.
    •    Lateral Operating Mechanism: Simplifies operation and maintenance, enhancing the usability of the circuit breaker.

This description highlights the VBI/R-12 Vacuum Circuit Breaker's key features, application environments, and operational considerations, emphasizing its suitability for fixed switchgear systems, ring networks, and non-standard power supply systems.

Technical Specification
Rated voltage		kV	12		24
Rated current		A	630,125,016,002,500.00
Rated Frequency		Hz	50		50
Rated insulation level	1min power frequency withstand voltage	kV	42/48		65
	Lightning impulse withstand voltage	kV	75/85		125
Rated short circuit breaking current		kA	20/25	31.5	31.5
4S rated short circuit withstand current		kA	20/25	31.5	31.5
Rated peak tolerable current		kA	50/63	80	80
Rated short circuit switching current (peak value)		kA	50/63	80	80
Operation sequence of automatic reclosure			0-0.3s-C0-180s-C0
Arcing time		ms	≤15
Rated short circuit breaking current		Times	100	50	100
Mechanical life		Times	20000		20000
Contact opening (according to vacuum tube)		mm	11±1(9±1)		13±1
Contact overrun		mm	3.5±0.5		3±1
Contact closing bounce time		ms	≤3		≤2
Different Periods of Three-phase Closing		ms	≤2		≤2
Opening speed		m/s	0.9~1.5		0.9~1.7
Closing speed		m/s	0.5~0.9		0.6~1.0
Opening time		ms	≤50		20-50
Closing time		ms	≤100		35~70
Main circuit resistance	Rated current:630A	μΩ	≤50		≤45
	Rated current: 1250 A		≤40		≤35
Interphase centre distance		mm	210±2		210,270,275