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Eaton Cutler-Hammer Series C Circuit Breakers HFD3125

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HFD3125

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The HFD3125 from Eaton Cutler-Hammer is a 125 A molded case circuit breaker designed to provide reliable protection for three-phase electrical systems. It is engineered for high-capacity applications and operates effectively at voltage ratings of up to 600 VAC and 250 VDC.

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Ships from Raleigh, NC
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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for HFD3125

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberHFD3125
Weight4.25 lbs (1.93 kg)
UPC786679175903
Frame TypeF-Frame
Breaker TypeHFD
Rated Current125 A
Number Of Poles3 Poles
Phase TypeThree-Phase
Voltage Rating (AC)600 VAC
Voltage Rating (DC)250 VDC
Frequency Rating50/60 Hz
Interrupting Rating @ 240 VAC100 kAIC
Interrupting Rating @ 480 VAC65 kAIC
Interrupting Rating @ 600 VAC25 kAIC
Trip TechnologyThermal-Magnetic

The Eaton Cutler-Hammer HFD3125 is a credible option as a molded case circuit breaker within the Series C framework. This device is designed to support electrical systems with a rated current capacity of 125 Amperes. It offers a three-pole configuration suitable for three-phase applications, making it versatile for diverse industrial implementations.

In terms of voltage handling, the HFD3125 is rated for a maximum of 600 VAC for alternating current and 250 VDC for direct current. This capability allows it to be effectively utilized across different types of electrical setups. Operating at an optimal frequency of 50/60 Hz, the circuit breaker is compatible with varying frequency requirements in electrical distribution systems.

The HFD3125 has impressive interrupting ratings, able to provide 100 kAIC at 240 VAC, 65 kAIC at 480 VAC, and 25 kAIC at 600 VAC. These ratings indicate its capacity to withstand fault conditions, offering protection for connected equipment. This unit utilizes thermal-magnetic technology for its trip mechanism, enabling it to respond to both overload conditions and short circuits efficiently.

Weighing 4.25 lbs and housed in an F-Frame design, the HFD3125 breaks from traditional setups while ensuring ease of installation and maintenance. This breaker is crucial for ensuring reliable operation of electrical systems while safeguarding against potential faults.