Westinghouse | MCC3500 | Circuit Breaker | 500A | 3-Pole | 600V

The Westinghouse MCC3500 circuit breaker is built for serious power management in 3-phase systems. With a 500A rating across three poles and a 600V operating range, this breaker delivers reliable protection for demanding commercial and light industrial environments where safety and uptime matter most.

Designed for maintenance, retrofit, and replacement projects, the MCC3500 slots into compatible panels where this specification is required. To ensure proper compatibility, confirm fit and ratings before ordering—the part number MCC3500 serves as your best reference for matching panels and accessories.

Key specifications at a glance

• Amperage: 500A
• Poles: 3-Pole
• Voltage: 600V
• Part number: MCC3500

Why this breaker stands out

• High-current capability handles substantial loads in commercial, data-center, manufacturing, and distribution environments without compromising protection.
• Three-pole protection provides synchronized trip across all phases, improving motor control, equipment protection, and electrical coordination.
• Wide applicability 600V rating covers a broad range of distribution feeders and equipment common in many facilities.
• Trusted reliability from Westinghouse, offering compatibility with Westinghouse panels and a proven track record for retrofit and replacement projects.

Use cases and practical applications

• Replacement for worn or failed breakers in existing three-phase panels, minimizing downtime in production lines or critical services.
• Retrofit projects where upgrading protection or capacity is needed without reconfiguring the entire panel.
• Maintenance cycles in commercial buildings or industrial facilities where a robust 3-pole, 600V protection device ensures consistent operation.

Installation and compatibility notes

• Always verify your panel’s rated maximum voltage and current, and ensure the bus configuration matches a 3-pole breaker designed for your enclosure.
• Use the MCC3500 as the reference part number when sourcing replacements or compatible accessories to avoid mismatches.

Who should consider the MCC3500?

• Facilities managers, electrical contractors, and plant engineers responsible for reliable three-phase power distribution in commercial or light industrial settings.
• Projects involving maintenance shutdowns, panel retrofits, or replacement of aged protection devices in three-phase systems.