The ABB VD4/P 12.20.25 Vacuum Circuit Breaker (VCB) is a robust, medium-voltage indoor breaker designed for 11kV systems, rated at 2000A with a short-circuit breaking capacity of 25kA. This breaker features ABB’s reliable vacuum interrupter technology for fast, arc-free interruption of fault currents, providing high operational safety and long service life.

The /P version denotes a panel-compatible model optimized for modular switchgear configurations, with enhanced mechanical interlocking and busbar connection capabilities.

Key accessories include:

• MO1 – Spring-operated mechanical operating mechanism for reliable switching

• MC – Mechanical interlock preventing unsafe operations during racking and switching

• MS – Mechanical shutter protecting live parts during withdrawal or maintenance

• BB1-3 – Busbar and interlocking modules designed for secure, heavy-duty panel integration

This breaker is ideal for industrial, utility, and commercial power systems requiring dependable high-current interruption and safe panel operation.

✅ KEY FEATURES

• ⚡ Rated Voltage: 11kV

• ? Rated Current: 2000A

• ? Breaking Capacity: 25kA (short-circuit)

• ? Vacuum Interrupter Technology: Clean, reliable arc interruption with minimal maintenance

• ?️ MO1 Operating Mechanism: Spring-charged for manual or motorized operation

• ? MC Interlock: Prevents unsafe racking or switching under load

• ?️ MS Shutter: Automatically shields live terminals during maintenance or withdrawal

• ? BB1-3 Modules: Provides secure busbar connection and mechanical interlocking in panels, suitable for higher current ratings

• ? Low Maintenance Design: Vacuum technology reduces servicing needs and extends breaker lifespan

• ? Standards Compliance: IEC 62271-100 certified

• ? Applications: Suitable for indoor switchgear in substations, industrial plants, and commercial distribution networks with high fault level demands