Eaton Cutler Hammer CHND312T36W 1200A 3-Pole Molded Case Circuit Breaker – Bolt-On Mount – 600VAC

The CHND312T36W molded case circuit breaker is a robust protection device engineered for industrial and commercial electrical distribution systems. Constructed on the CHND frame, it delivers 100% continuous current rating and high interrupting capacity, ensuring reliable protection against overloads, short circuits, instantaneous faults, and ground faults. Equipped with the Digitrip RMS 310 electronic non-interchangeable trip unit with LSIG (Long-Time, Short-Time, Instantaneous, Ground Fault) protection functions, this breaker provides fully adjustable settings for precise coordination in demanding electrical installations. Rated for 1200 amps, 3 poles, and up to 600 VAC, it is suitable for critical power distribution applications.

Product Specifications

• Brand: Eaton / Cutler Hammer
• Model: CHND312T36W
• Product Type: Molded Case Circuit Breaker (MCCB)
• Frame Type: CHND Frame
• Amperage Rating: 1200A
• Number of Poles: 3 Pole
• Mounting Type: Bolt-On
• Maximum Voltage: 600 VAC
• Standard Lug Type: Standard Lug
• Warranty: One Year

Technical Specifications

• Trip Unit Type: Electronic Non-Interchangeable Trip Unit
• Trip Unit Model: Digitrip RMS 310
• Protection Functions: LSIG (Long Delay, Short Delay, Instantaneous, Ground Fault)
• Long Delay Pickup: Adjustable via rating plug
• Short Delay Pickup: Adjustable with fixed or adjustable delay time (I²t or flat response)
• Instantaneous Pickup: Adjustable by setting short delay to instantaneous
• Ground Fault Pickup: Adjustable with selectable delay (flat response)
• Continuous Current Rating: 100% rated
• Operating Temperature Rating: 1200A at 40°C

Voltage and Ratings

• Rated 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

• Manufacturer: Eaton / Cutler Hammer
• Product Category: Circuit Protection
• Application: Industrial and commercial electrical distribution
• Installation Type: Panelboard or switchboard mounting
• Protection Type: Overcurrent, short-circuit, instantaneous, and ground fault protection
• Product Configuration: Base breaker supplied without rating plug
• Accessory Compatibility: Optional accessories can be installed on request

Important Note

This breaker requires a compatible rating plug to operate, which is not included with the base unit. Please contact us to confirm availability and pricing if you need the rating plug installed prior to ordering. Product images may represent a base model and are for identification purposes only. Accessories purchased with the breaker can be professionally installed at no additional cost when configuration details are provided in the order comment box during checkout.

Returns are easy

You may return items within 10 days of delivery for a refund.

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