Eaton Cutler-Hammer CHND312T32W 1200A 3-Pole Molded Case Circuit Breaker – Bolt-On – 600V

The CHND312T32W molded case circuit breaker is a high-performance power distribution protection device designed for heavy-duty industrial and commercial electrical systems. Built on the CHND frame platform, this breaker features a 100% continuous current rating and a high interrupting capacity to ensure reliable protection against overloads and short circuits. It is equipped with an advanced Digitrip RMS 310 electronic trip unit offering LSI (Long-Time, Short-Time, and Instantaneous) protection functions for precise and adjustable system protection. With a 1200-ampere rating and a 3-pole configuration, the breaker is suitable for demanding applications operating at up to 600 VAC.

Product Specifications

• Model Number: CHND312T32W
• Manufacturer: Eaton / Cutler Hammer
• Product Type: Molded Case Circuit Breaker (MCCB)
• Frame Style: CHND Frame
• Rated Current: 1200 Ampere
• Number of Poles: 3 Pole
• Connection Type: Bolt-On
• Standard Lug Type: Standard Lug
• Maximum Voltage: 600 VAC
• Warranty: One Year

Technical Specifications

• Trip Unit Type: Electronic Non-Interchangeable Trip Unit
• Trip Unit Model: Digitrip RMS 310
• Protection Functions: LSI (Long Delay, Short Delay, Instantaneous)
• Long Delay Pickup: Adjustable via rating plug
• Short Delay Pickup: Adjustable with fixed or adjustable delay time
• Instantaneous Pickup: Adjustable by setting short delay time to instantaneous
• Continuous Current Rating: 100% rated
• Operating Temperature Rating: 1200A at 40°C

Voltage and Ratings

• Rated Operating Voltage: Up to 600 VAC
• Frequency: 50 / 60 Hz
• Interrupting Capacity: 200 kA @ 240 VAC
• Interrupting Capacity: 100 kA @ 480 VAC
• Interrupting Capacity: 65 kA @ 600 VAC

Product Data

• Product Category: Circuit Breakers
• Application: Industrial and commercial power distribution systems
• Mounting Type: Panel / switchboard installation
• Protection Type: Overcurrent and short-circuit protection
• Product Configuration: Base breaker supplied without rating plug
• Accessory Compatibility: Supports optional accessories and field configuration

Important Note

This circuit breaker requires a compatible rating plug to operate properly, which is not included with the base unit. If required, rating plugs can be supplied and installed before shipment. The product image may represent a base model and is provided for identification purposes only. Accessories ordered with the breaker can be professionally installed prior to shipping at no additional cost when configuration details are provided during checkout.

Returns are easy

You may return items within 30 days of delivery for a refund.

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