REF3S150 | Circuit Breaker | 150A | 3-Pole | 600V

REF3S150 is an industrial circuit breaker engineered to safeguard your three-phase power with precision. With a 150A rating, 3-pole configuration, and a 600V maximum rating, this unit is built to endure demanding environments while delivering reliable interruption when it’s needed most.

Designed for maintenance, retrofit, and replacement projects that require exact specifications, the REF3S150 helps you keep critical equipment protected and systems running with minimal downtime.

Key specifications

• Amperage: 150A
• Poles: 3-Pole
• Voltage: 600V

Important compatibility note: Confirm fit and ratings before ordering. The part number REF3S150 is the best reference for compatibility, ensuring you match the exact form, function, and electrical characteristics of your existing panel or drive system.

Why choose REF3S150?

This circuit breaker is purpose-built for industrial environments where dependable protection and predictable performance are essential. The 3-pole, 600V design is ideal for standard three-phase distribution, providing balanced protection across all phases and simplifying system maintenance.

• Suitable for routine maintenance, panel retrofits, and component replacements where the exact spec is required.
• Using the precise part number minimizes the risk of mismatched accessories, mounting interfaces, or electrical characteristics.
• Designed to integrate with common industrial panels that support REF3S150 specifications, helping you maintain continuity in your electrical infrastructure.

Use cases and practical scenarios

Whether you’re refreshing an aging distribution board, upgrading a facility’s protection scheme for a 3-phase 600V system, or replacing a failed unit, REF3S150 delivers dependable performance. It’s a strong fit for manufacturing floors, data centers, and infrastructure projects where downtime is costly and safety standards demand precise protection.

Tips for reliable procurement and installation

• Keep the exact reference handy—use REF3S150 when ordering to ensure you receive the correct amperage, pole count, and voltage rating.
• Double-check fit against your panel’s specifications and rely on the part number as the definitive compatibility reference.
• Follow standard electrical safety practices during handling and installation to preserve performance and reliability.