Westinghouse | HMA3600 | Circuit Breaker | 600A | 3-Pole | 600V | 35kA | Bolt-On

Introducing the Westinghouse HMA3600 Circuit Breaker — a precise, bolt-on, 3-pole unit engineered for reliability in demanding electrical environments. With a 600A ampacity, 600V rating, and a robust 35kA interrupting capacity, this breaker is designed for maintenance, retrofit, and replacement projects where exact specifications matter.

Key specifications

• Amperage: 600A
• Pole configuration: 3-Pole
• Voltage rating: 600V
• Interrupting capacity: 35kA
• Mounting: Bolt-On

Why this breaker stands out

• Bolt-On mounting provides a secure, durable fit in compatible panels, simplifying installation and serviceability.
• Three-pole design supports balanced protection across all phases in three-phase systems, helping to maintain system protection coordination.
• High interrupting rating 35kA equips your panel to safely interrupt fault currents in demanding industrial environments.
• Definitive part reference The part number HMA3600 is your best guide for compatibility, ensuring you’re selecting the exact Westinghouse replacement for your equipment.

Fit, compatibility, and ordering guidance

To ensure a perfect match, verify fit and ratings against your panel’s specifications before ordering. This unit is specifically designed for installations requiring the Westinghouse HMA3600, 600A, 3-pole, 600V, bolt-on circuit breaker. Using the exact part number minimizes surprises and preserves protective coordination across your electrical system.

Ideal use cases

• Retrofit or upgrade of aging panels that call for a 3-pole, 600V Westinghouse bolt-on breaker.
• Maintenance replacements where exact spec alignment is essential for safe, reliable operation.
• New installations in facilities prioritizing Westinghouse‑grade protection and performance.

Practical installation tips

Ensure power is fully disconnected before replacement, and confirm that your panel’s bus and mounting hardware are compatible with bolt-on breakers. Store and handle the HMA3600 with care to preserve connector integrity and ensure long-term reliability in service.