Eaton | HND312T57W | Circuit Breaker | 1200A | 3-Pole | 600V

Designed for industrial facilities that require dependable overcurrent protection, the Eaton HND312T57W circuit breaker delivers robust performance for demanding three-phase systems. With a 1200A rating, 3-pole configuration, and 600V operating capacity, this unit is crafted for maintenance, retrofit, and replacement projects where exact specifications matter. Use HND312T57W as the reference to ensure exact fit and compatibility.

Key specifications

• Amperage: 1200A
• Poles: 3-Pole
• Voltage: 600V
• Part number: HND312T57W
• Compatibility note: Confirm fit and ratings before ordering; the part number is the best reference for compatibility.

Why it stands out

The HND312T57W is not just a breaker; it's a precise, drop-in solution for three-phase power distribution. Key differentiators include:

• Exact spec match minimizes panel modification and downtime during retrofits or replacements.
• Three-pole design ensures coordinated interruption across all phases, safeguarding motors, drives, and other heavy loads.
• Rugged Eaton construction designed for challenging industrial environments and long service life.
• Clear reference for ordering and support—use the part number HND312T57W to confirm you’re getting the same device that matches your existing installation.

Use cases and ideal applications

Ideal for facilities with 3-phase 600V electrical systems that require high-current protection:

• Retrofit projects in manufacturing lines where older breakers no longer meet demand or compatibility with newer panels.
• Maintenance replacements in critical power circuits where downtime must be minimized with a precise fit.
• New installations in industrial controls, large motors, and distribution panels that operate at 1200A and 600V.

Installation and compatibility tips

To ensure a seamless fit, verify the panel catalog and use the HND312T57W part number as your compatibility guide. Before ordering, double-check that the breaker’s amperage, pole count, and voltage align with your system specs. For installation, follow your facility’s standard electrical practices and Eaton’s guidelines for 3-pole devices to maintain safe and reliable protection.

Who benefits

Maintenance engineers, panel technicians, and facility managers responsible for 3-phase power distribution will appreciate the precision-fit, clear reference, and dependable protection this Eaton circuit breaker provides.