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Eaton Cutler-Hammer Series C Circuit Breakers HMCP400L5

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HMCP400L5

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The Eaton Cutler-Hammer HMCP400L5 is a motor circuit protector designed for robust performance in industrial applications. With a current rating of 400 A and suitable for 3-phase systems, it operates at a voltage rating of 600 VAC, handling significant electrical demands.

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Technical specifications for HMCP400L5

ManufacturerEaton Cutler-Hammer
Product TypeMotor Circuit Protector
Product LineSeries C Circuit Breakers
Part NumberHMCP400L5
Weight11.50 lbs (5.22 kg)
UPC786679342404
Mounting StyleFeed-Thru / Unit Mount
Interrupting Capacity (AIC) at 240 VAC65 kAIC
Interrupting Capacity (AIC) at 480 VAC35 kAIC
Interrupting Capacity (AIC) at 600 VAC25 kAIC
Interrupting Capacity (AIC) at 250 VDC10 kAIC
NEMA Starter SizeNEMA Size 5
Magnetic Trip Range1250 – 2500 A
Voltage Rating (AC)600 VAC
Voltage Rating (DC)250 VDC
Rated Current400 A
Number of Poles3 Poles
Phase Type3 Phase

The HMCP400L5 from Eaton Cutler-Hammer functions as a specialized motor circuit protector that is engineered to protect motors from overcurrents. It has a rated current capacity of 400 A and supports three-phase electrical systems functioning at a maximum AC voltage of 600 V. This unit is specifically designed for applications that comply with NEMA Size 5 standards and features a three-pole configuration.

Of particular note, this model exhibits various interrupting capacities based on voltage: 65 kAIC at 240 VAC, 35 kAIC at 480 VAC, and 25 kAIC at 600 VAC. For DC applications, it has an interrupting capacity of 10 kAIC at 250 VDC, ensuring robust performance across multiple scenarios. It weighs 11.5 lbs and is designed for feed-thru or unit mounting, making installation straightforward.

Additionally, the magnetic trip range extends from 1250 to 2500 A, which allows this protector to be tailored to specific application requirements. This versatility, along with its high interrupting ratings, makes the Eaton HMCP400L5 a reliable component for safeguarding motors and enhancing operational safety in electrical systems.