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Eaton Cutler-Hammer Series C Circuit Breakers KD3300

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KD3300

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The KD3300 from Eaton Cutler-Hammer is a robust molded case circuit breaker, capable of handling three-phase systems. With a rated amperage of 300 amperes, it operates effectively at 600 volts AC and is designed to meet electrical safety standards.

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Technical specifications for KD3300

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberKD3300
Weight11.50 lbs (5.22 kg)
UPC786679349175
Phase Type3-phase
Terminal MaterialAluminum
Type of FrameK frame
Frequency Rating50 to 60 Hertz
Voltage Rating600 Volts AC
Terminal ConnectionLoad Side/line side lug
CertificationsUL-listed
Trip TypeThermal magnetic with interchangeable trip unit
Interrupt Rating65 kiloamperes at 240 Volts AC and 35 kiloamperes at 480 Volts DC
Rated Amperage300 Amperes
Poles Quantity3 poles
ApprovalsUL and CSA-approved

Eaton Cutler-Hammer's KD3300 is engineered for reliability as part of the Series C circuit breakers. This device is classified as a molded case circuit breaker, emphasizing its structural integrity and effectiveness in protecting electrical circuits. Designed for three-phase operation, it accommodates systems requiring a stable amperage of up to 300 amperes. The voltage rating is set at a maximum of 600 volts AC, making it suitable for substantial electrical loads across numerous industrial applications.

This circuit breaker incorporates an aluminum terminal connection on both the load and line sides, facilitating efficient connectivity. The K frame design allows for efficient installation and bulk electrical management. It's rated for frequencies between 50 and 60 Hertz, ensuring compatibility with standard power sources.

The KD3300 includes a thermal magnetic trip type, which allows for effective overload and short circuit protection. With an interrupt rating of 65 kiloamperes at 240 volts AC and 35 kiloamperes at 480 volts DC, this breaker can handle significant fault currents, ensuring that sensitive equipment is shielded from harmful surges.

Moreover, it is UL-listed and has received CSA approvals, signifying its compliance with notable safety and performance standards. The inclusion of interchangeable trip units allows for customization to meet specific operational needs. Overall, the KD3300 provides a durable and reliable option for managing electrical safety in a variety of industrial applications.