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Eaton Cutler-Hammer Series C Circuit Breakers KDB3250

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KDB3250

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The KDB3250 from Eaton Cutler-Hammer is a molded case circuit breaker tailored for various electrical applications. This device supports a maximum current of 250 A and operates at a voltage of up to 600 VAC.

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Technical specifications for KDB3250

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberKDB3250
Weight11.50 lbs (5.22 kg)
UPC786679349366
Breaker TypeKDB
Frame TypeK-Frame
Breaker ConfigurationComplete Breaker
Current Rating250 A
Voltage Rating (AC)600 VAC
Voltage Rating (DC)250 VDC
Frequency Rating50–60 Hz
Number Of Poles3 Poles
Trip TechnologyThermal-Magnetic
Trip InterchangeabilityNon-Interchangeable
Terminal MaterialAluminum
Interrupt Rating At 240 VAC65 kAIC

The KDB3250 circuit breaker, produced by Eaton Cutler-Hammer, functions as a molded case circuit breaker. This breaker is specifically designed for robust performance across different applications. It has a current rating of 250 Amperes and can handle voltage ratings of 600 VAC for alternating current and 250 VDC for direct current.

The KDB3250 operates effectively in a frequency range of 50 to 60 Hz. It is structured in a K-frame format, ensuring it meets the specific installation requirements for larger electrical systems. With a weight of 11.5 lb, it is manageable and facilitates installation. The device features a complete breaker configuration, which allows it to function efficiently in various circuit protection scenarios.

Equipped with three poles, the KDB3250 employs a thermal-magnetic trip technology, which enhances its response and reliability during overloads and faults. Notably, this breaker’s trip mechanism is non-interchangeable, ensuring consistent performance in its designated application. The terminals are manufactured using aluminum, which contributes to the overall integrity and conductivity of the connections. For safety, the circuit breaker has an interrupting capacity of 65 kAIC at 240 VAC, designed to protect the circuit from significant fault currents.