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Eaton Cutler-Hammer Series C Circuit Breakers HMCP150U4C

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HMCP150U4C

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The HMCP150U4C from Eaton Cutler-Hammer belongs to the Series C Circuit Breakers line and functions as a motor circuit protector. This device is designed to prevent motor damage while supporting a rated current of 150 Amps and accommodating voltages up to 600 VAC.

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Technical specifications for HMCP150U4C

ManufacturerEaton Cutler-Hammer
Product TypeMotor Circuit Protector (MCP)
Product LineSeries C Circuit Breakers
Part NumberHMCP150U4C
Weight4.50 lbs (2.04 kg)
UPC786679150870
Interrupting Capacity at 600 VAC25 kAIC
Interrupting Capacity at 480 VAC65 kAIC
Voltage Rating (DC)250 VDC
Voltage Rating (AC)600 VAC
Rated Current150 A
Frame TypeF-Frame
Number of Poles3 Poles
Trip Unit TypeMagnetic-only (instantaneous trip)
Magnetic Trip Range750–2500 A
Motor Full Load Ampere57.0–130.7 A
Terminal TypeNon-aluminum line and load side lugs
Mounting StyleFeed-thru
Frequency Rating50/60 Hz

The Eaton Cutler-Hammer HMCP150U4C is engineered as a reliable motor circuit protector, essential for safeguarding motors in diverse operational scenarios. Rated to handle currents up to 150 A, it supports a voltage rating of 600 VAC and a DC rating of 250 V. This device is structured with a three-pole configuration and uses a magnetic-only trip unit that offers instantaneous trip capabilities, enhancing its effectiveness in critical situations.

The HMCP150U4C also features a magnetic trip range from 750 A to 2500 A, aligning with motor full load currents of 57.0 A to 130.7 A, making it suitable for various motor sizes and types. In terms of application safety, the interrupting capacities stand at 25 kAIC for 600 VAC and 65 kAIC for 480 VAC, ensuring the ability to quickly disengage electrical flow during fault occurrences.

The unit is designed to accommodate non-aluminum terminal lugs on both line and load sides, contributing to reliable electrical connections. Mounting is done via a feed-thru style, allowing for efficient installation in multiple configurations. Rated for operation in both 50 and 60 Hz frequency applications, the HMCP150U4C provides versatility and durability for comprehensive motor protection needs.