The Eaton Cutler-Hammer HMDL3800W molded case circuit breaker is engineered to provide reliable protection for high-capacity commercial and industrial electrical distribution systems. Built on Eaton’s durable M-frame platform, this breaker features a thermal magnetic interchangeable trip unit that delivers effective protection against overloads and short circuits. With an 800-ampere rating at 40°C and a 3-pole configuration, the breaker supports demanding power applications operating at up to 600VAC. Its bolt-on mounting design ensures secure installation in compatible switchboards and panelboards, while the breaker’s high interrupting capacity ratings provide dependable fault protection in heavy-duty electrical environments.

Product Specifications

• Manufacturer: Eaton / Cutler-Hammer
• Model: HMDL3800W
• Amperage Rating: 800 Amperes
• Number of Poles: 3 Pole
• Breaker Type: Molded Case Circuit Breaker
• Mounting Type: Bolt-On
• Frame Type: M Frame
• Frequency: 50/60 Hz
• Maximum Voltage: 600 VAC
• Warranty: One Year

Technical Specifications

• Trip Unit Type: Thermal Magnetic Interchangeable Trip Unit
• Trip Setting: 4–8 times the continuous ampere rating
• Operating Temperature Rating: 40°C
• Protection Functions: Overload and short-circuit protection
• Connection Type: Bolt-On
• Standard Lug Type: Standard mechanical lugs

Voltage and Ratings

• Rated Voltage: Up to 600 VAC
• Interrupting Capacity @ 240VAC: 100 kA
• Interrupting Capacity @ 480VAC: 65 kA
• Interrupting Capacity @ 600VAC: 35 kA
• Interrupting Capacity @ 250VDC: 25 kA
• Frequency Rating: 50/60 Hz

Product Data

• Product Series: Eaton M-Frame
• Product Category: Molded Case Circuit Breaker
• Application: Industrial and commercial electrical distribution protection
• Mounting Compatibility: Designed for compatible Eaton switchgear and panelboards
• Condition Availability: New, surplus, or professionally refurbished depending on supplier inventory

Important Note

The product image typically represents a base model and is provided for identification purposes only. If accessories are purchased along with the breaker in the same order, they can typically be installed to meet the required configuration at no additional cost. Ensure that all specifications and accessories are verified before installation to guarantee compatibility with your electrical system.

Returns are easy

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

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