Home » Circuit Breaker Conductive Contacts »Contact Arm » LYB208-LYB211 T2 Red Copper&Aluminum High Voltage Contact Arm 630A for Circuit Breaker
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  • Sulfurized contact arm LYB210
LYB208-211 contact arm
Sulfurized contact arm LYB210

LYB208-LYB211 T2 Red Copper&Aluminum High Voltage Contact Arm 630A for Circuit Breaker

Model: LYB208-LYB211

Description

The 630A contact arm is a key conductive component in high-voltage vacuum circuit breakers (VCB) and switchgear. It ensures stable and reliable electrical connections during switching operations. Compatible with KYN and JYN series metal-clad switchgear, this contact arm is also suitable for other withdrawable switchgear devices, widely used in power plants, substations, and industrial electrical control systems.

  • Material

    3mm thickness of T2 copper. We can design and manufacture according to customers drawings and requirement;

  • Customize

    Can customize specific high thickness silver coating, guarantee the thickness of silver coating, high abrasion resistance;

  • Material

    Discoloring proof treatment, avoid the dropping caused by silver coating oxidation;

  • Drawing
  • Features

External dimensions diagram of the LYB208-LYB211 contact arm

LYB208-211 T2 Red copper&Aluminum contact arm drawing

Model No.: LYB208-LYB211

Rated current 630A
Material Union T2 red copper
Application vacuum circuit breaker

Key Features of 630A contact arm

High Conductivity: Made of premium T2 copper or copper-aluminum composite, providing efficient current flow and low energy loss.

Reliable Contact: Designed for secure electrical connections during switch operations, ensuring excellent performance and reliability.

Voltage Insulation & Safety: Optional vulcanized coating offers enhanced insulation, withstanding up to 20,000V per millimeter, improving overall safety.

Wide Applications: Suitable for KYN, JYN series metal-clad switchgear and other withdrawable switchgear; ideal for power stations, substations, and industrial electrical systems.

Long Lifespan & Low Maintenance: Engineered for durability, contributing to long service life and minimal maintenance requirements.

Customizable Options: Can be manufactured according to client drawings or specifications, including rated current, mounting hole size, and vulcanization needs.

Applications:

High-voltage switchgear (VCB, KYN, JYN series)

Power generation plants

Substations and industrial electrical systems

Electrical control and protection systems

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