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Eaton Cutler-Hammer Series C Circuit Breakers DK3300

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DK3300

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The DK3300 from Eaton Cutler-Hammer is a molded case circuit breaker designed for reliable circuit protection. It operates effectively at 300 A with voltage ratings of 240 VAC and 250 VDC.

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Technical specifications for DK3300

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberDK3300
Weight11.50 lbs (5.22 kg)
Frame TypeK-Frame
Breaker TypeDK Breaker
Breaker ConfigurationComplete Breaker
Number of Poles3 Poles
Amperage Rating300 A
Voltage Rating (AC)240 VAC
Voltage Rating (DC)250 VDC
Frequency Rating50–60 Hz
Thermal TripFixed
Trip TypeT186
Interrupt Rating (AC)65 kAIC at 240 VAC
Interrupt Rating (DC)10 kAIC at 250 VDC
Terminal MaterialAluminum

Delivering dependable performance, the Eaton Cutler-Hammer DK3300 is categorized as a molded case circuit breaker. Weighing 11.5 lb, this breaker is engineered to handle an amperage rating of 300A, making it suitable for various electrical systems. The unit utilizes a K-frame type and features a complete breaker configuration with three poles for enhanced circuit management.

This model operates at voltage levels up to 240 VAC and 250 VDC, ensuring compatibility with a range of circuits. It accommodates a frequency range of 50 to 60 Hz, allowing flexibility in application. The thermal trip type is fixed, utilizing the T186 trip mechanism, providing consistent performance in protecting against circuit overloads.

The DK3300 has an interrupting capacity of 65 kAIC for AC applications at 240 VAC and 10 kAIC for DC applications at 250 VDC. This level of interruption ensures that it can manage fault conditions reliably. For terminal connections, aluminum material is employed, contributing to effective and durable connectivity in installations. Overall, the DK3300 is a robust solution for safeguarding electrical circuits in a variety of environments.