Description

Toshiba HVK 10M25A2SS 1200A 15kV

The Toshiba HVK 10M25A2SS 1200A 15kV is a medium-voltage vacuum circuit breaker (VCB) engineered for reliable protection and control of power distribution systems operating up to 15 kV. As part of the HVK/VK series, this breaker is commonly installed in metal-clad switchgear assemblies and motor control centers to safeguard transformers, generators, feeders, and large motor loads in demanding industrial environments.

Designed with advanced vacuum interruption technology, the Toshiba HVK breaker provides fast arc extinction, minimal contact wear, and extended service life compared with conventional air or oil breakers. The draw-out construction allows safe maintenance, inspection, and replacement without disturbing the main bus connections, helping reduce downtime and improve operational safety in critical facilities.

With a rated current of 1200 A and high short-circuit interruption capability, the Toshibe HVK 10M25A2SS is suitable for applications such as utilities, mining, oil & gas, manufacturing plants, and heavy industrial processing where dependable medium-voltage protection is essential. The breaker integrates seamlessly with protective relays and control systems to enable precise fault detection, selective coordination, and system reliability.

HVK series breakers are also used for synchronous transfer applications, connecting variable frequency drives, emergency generators, and utility supplies to ensure smooth transitions and continuous operation of critical motors and processes.

Key features include:

• Rated voltage: 15 kV class medium-voltage protection

• Rated current: 1200 A continuous duty

• Vacuum interrupter technology for high reliability and low maintenance

• Draw-out design for safe installation and servicing

• High interrupting performance for industrial fault protection

• Compatibility with metal-clad switchgear and MCC systems

• Suitable for motors, transformers, generators, and feeder circuits

The Toshiba HVK 10M25A2SS circuit breaker is an ideal solution for facilities requiring dependable medium-voltage switching, high operational endurance, and advanced protection performance in critical power distribution networks.

Toshiba HVK-10M25A2SS 1200A 15kV Vacuum Circuit Breaker, Vacuum interrupter assembly, Control wiring harness, Terminal connectors and lugs, Trip and close coils (pre-installed), Mounting hardware (if included), User manual and technical documentation, Factory test report or certificate, Manufacturer warranty card, Original Toshiba packaging