The ABB VD4/P 12.06.25 Vacuum Circuit Breaker (VCB) is a robust medium-voltage indoor breaker designed for 11kV systems, rated at 630A with a breaking capacity of 25kA. This model is part of ABB's VD4 series featuring enhanced performance and reliability, incorporating vacuum interrupter technology for clean, safe, and arc-free interruption.

The suffix “/P” denotes a specific product variant optimized for certain panel installations or mechanical configurations, making it ideal for both new installations and retrofit projects.

Equipped with:

• MO1 – Spring-operated mechanical operating mechanism

• MC – Mechanical interlock ensuring operational safety

• MS – Mechanical shutter for live parts protection

• BB1-2 – Busbar and interlock modules for secure panel integration

This breaker suits high-demand applications in power distribution networks, utilities, and industrial sectors, offering excellent operational lifespan and minimal maintenance.

✅ KEY FEATURES

• ⚡ Rated Voltage: 11kV

• ? Rated Current: 630A

• ? Breaking Capacity: 25kA – high fault current interrupting capability

• ? Vacuum Interrupter: Long electrical life, arc-free switching

• ?️ MO1 Mechanism: Reliable spring-charged operation, manual or motorized

• ? MC Interlock: Prevents unsafe operations during racking and switching

• ?️ MS Shutter: Automatically covers live terminals when withdrawn

• ? BB1-2 Modules: Ensures safe busbar connection and panel interlocking

• ? Low Maintenance: Vacuum technology reduces servicing requirements

• ? Standards: IEC 62271-100 certified

• ? Applications: Indoor switchgear in substations, industrial plants, and commercial distribution with high fault level demands