Siemens 3VA6115-7JQ31-0AA0 Circuit Breaker, 150A, 3-Pole, 600V

Siemens 3VA6115-7JQ31-0AA0 is a rugged three-pole circuit breaker engineered for demanding industrial service, maintenance, and replacement projects. With a 150 A rating and a 600 V maximum, it delivers dependable overcurrent protection for three-phase distribution and machinery, helping prevent outages and equipment damage in busy plant environments.

Key specifications

• Manufacturer: Siemens
• Part Number: 3VA6115-7JQ31-0AA0
• Product Type: Circuit Breaker
• Amperage: 150 A
• Poles: 3
• Voltage: 600 V

Why this model matters

This specific model is a precise fit for Siemens panels and enclosures designed to accept the 3VA protection devices. The 3-pole design ensures coordinated disconnection of all three phases, which is critical for protecting motors, conveyors, pumps, and other three-phase equipment. Using the exact part number—3VA6115-7JQ31-0AA0—helps you verify compatibility quickly and reduces the risk of mismatched replacements during maintenance or upgrades.

Ideal use cases

• Protection of three-phase motors and feeders in manufacturing lines and processing plants
• Replacement of a failed breaker in industrial power distribution panels
• New installations in 3-phase 600 V electrical systems requiring reliable, reusable protection
• Maintenance projects where quick, accurate part matching minimizes downtime

Compatibility and installation tips

To ensure optimal performance, verify fit by the exact part number and align it with your application requirements. Confirm panel compatibility and bus arrangement for Siemens 3VA devices, and follow manufacturer torque and termination guidelines during installation. Keep a spare unit on hand for rapid replacement and maintain clear labeling to avoid future mix-ups.

Need help matching a part number or confirming compatibility? Message us and we’ll help.