Liyond VCB Components & Accessories: Enhancing Reliability and Performance

The performance and long-term safety of Medium and High Voltage Vacuum Circuit Breakers (VCBs) depend entirely on the quality of their auxiliary components. Liyond specializes in engineering a comprehensive range of accessories designed for precise control, safe interlocking, and optimal operation of vacuum circuit breakers. Our products ensure maximum uptime and are built for perfect compatibility with the world's leading VCB platforms.

Key Components and System Advantages

Liyond supplies all essential vacuum circuit breaker parts, from the interruption core to critical mechanical and control systems, ensuring the reliable function of your VCB fleet.

Core Product Range:

• Vacuum Interrupter (VI): Engineered for superior arc quenching and long electrical life.

• Operating Mechanism: Designed for reliable, high-speed energy storage and precise control sequencing.

• Contact System: Includes Tulip Contacts and Fixed Contacts made from silver-plated copper for optimal current transfer and low resistance.

• VCB Chassis Truck: Provides the structural base for safe, accurate insertion and withdrawal of withdrawable VCB units.

• Monitoring & Control: control switches (auxiliary switches & micro limit switches), secondary plug sockets, and mechanical counter meter for safe integration and monitoring.

Why Choose Liyond? Excellence in Every Component

Liyond accessories deliver superior value through meticulous design and material selection:

• Precision and Compatibility: Guaranteed immediate fitment through manufacturing to strict dimensional tolerances that match OEM specifications.

• Superior Materials: We utilize high-grade materials—APG cast epoxy resin for insulation and silver-base alloys for contacts—ensuring exceptional mechanical and electrical life in VCB environments.

• Enhanced Safety: Our interlocking and monitoring components enforce strict operational sequences, significantly reducing the risk of accidental misoperations and equipment damage.

• Comprehensive Coverage: An extensive product range covers all necessary parts for VCBs ranging from 12 kV to 40.5 kV applications.