Siemens 3VA53355EC310AA0 Circuit Breaker, 350A, 3-Pole, 480V

Powerful, reliable protection for demanding industrial environments—the Siemens 3VA53355EC310AA0 circuit breaker is a 3-pole, 350 A device designed for 480 V systems. Built to guard feeders and distribution panels, it helps prevent overloads and faults from causing downtime, while enabling safe, clear tripping and rapid fault isolation.

• Manufacturer: Siemens
• Part Number: 3VA53355EC310AA0
• Product Type: Circuit Breaker
• Amperage: 350 A
• Poles: 3
• Voltage: 480 V
• Intended Use: Industrial electrical service, maintenance, and replacement projects

Why this Siemens unit stands out is its purpose-built design for high-demand environments. The 3VA53355EC310AA0 is engineered to integrate with Siemens protection systems, delivering dependable overcurrent protection for 3-phase, 480 V networks. Its 3-pole configuration matches typical industrial distribution setups, making it a practical solution for main disconnects and feeder protection in factories, plants, and large facilities.

• Part-number-driven compatibility: Verify fit by part number 3VA53355EC310AA0 against your panel, enclosure, and application requirements to ensure seamless replacement or upgrade.
• Protection for heavy-duty equipment: Ideal for safeguarding motors, conveyors, pumps, and other three-phase machinery in industrial environments.
• Flexible deployment: Suits 3-phase 480 V electrical systems common in manufacturing, processing, and utilities infrastructure.

Ideal uses include serving as a main disconnect in 3-phase 480 V distributions, providing reliable protection for manufacturing lines, HVAC and process equipment, and performing safe, code-compliant shutdown during faults. It’s also suitable for replacement projects where a 350 A, 3-pole breaker is required to meet system protection needs.

Need help matching a part number or confirming compatibility? Message us and we’ll help ensure the 3VA53355EC310AA0 is the right fit for your application.