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Eaton Cutler-Hammer Series C Circuit Breakers HMCP150T4C

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HMCP150T4C

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The HMCP150T4C from Eaton Cutler-Hammer is a motor circuit protector that serves as a molded case circuit breaker with instantaneous trip functionality. This model operates up to 600 volts AC and can handle a current rating of 150 amps.

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Technical specifications for HMCP150T4C

ManufacturerEaton Cutler-Hammer
Product TypeMotor Circuit Protector (Molded Case Circuit Breaker, instantaneous-only)
Product LineSeries C Circuit Breakers
Part NumberHMCP150T4C
Weight4.50 lbs (2.04 kg)
UPC786679150863
Connection StyleBolt-On
Frame TypeT-frame (HMCP series)
Trip FunctionInstantaneous-only (magnetic trip, no thermal element)
Interrupting Capacity (AC)65 kA at 600 V AC
Voltage Rating (AC)600 V AC
Number of Poles3 Poles
Current Rating150 A
Mounting TypePanelboard/switchboard compatible
Frequency Rating50/60 Hz
ComplianceUL 489 Listed
Operating MechanismCommon trip for all poles

Eaton Cutler-Hammer’s HMCP150T4C is a robust motor circuit protector categorized as a molded case circuit breaker, which employs an instantaneous-only trip function. It employs a magnetic mechanism for trip operation, enhancing responsiveness without relying on thermal components. This model is structured in a T-frame type, providing durability and reliable performance.

The device is rated for a maximum interrupting capacity of 65 kA at 600 volts AC, making it suitable for demanding applications where protection is critical. Operating at a current rating of 150 amps, it efficiently safeguards electrical circuits. The HMCP150T4C features three poles and utilizes a common trip mechanism, ensuring that all poles react uniformly under fault conditions.

Designed with a panelboard or switchboard mounting capability, this circuit protector offers flexibility for installation in various configurations. The breaker complies with UL 489 requirements, confirming its reliability and safety standards in industrial contexts. It is also operational within a frequency range of either 50 or 60 Hz, accommodating different power systems.