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Eaton Cutler-Hammer Series C Circuit Breakers KDC3350

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KDC3350

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The KDC3350 model is part of Eaton Cutler-Hammer's Series C Circuit Breakers, specifically designed as a molded case circuit breaker with a 350 A current rating. This unit features three poles and can operate at both 600 VAC and 250 VDC.

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Technical specifications for KDC3350

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberKDC3350
Weight11.50 lbs (5.22 kg)
UPC786679026366
Breaker ConfigurationKDC Type Breaker
Current Rating350 A
Pole Configuration3 Poles
Operating Voltage600 VAC, 250 VDC
Frame SizeK-Frame
Trip MechanismFixed Thermal-Magnetic Trip
Interrupt Rating at 240 VAC200 kAIC
Interrupt Rating at 480 VAC100 kAIC
Interrupt Rating at 600 VAC65 kAIC
Frequency Rating50/60 Hz
Line ConnectionLine-Side Lugs
Load ConnectionLoad-Side Lugs
Mounting StyleFixed Mounted Breaker

Eaton Cutler-Hammer's KDC3350 is a molded case circuit breaker recognized for its reliability and robustness. Designed with the current rating of 350 A, this unit operates effectively within a maximum voltage range of 600 VAC and 250 VDC. As a KDC Type breaker, it incorporates three poles for enhanced functionality in electric systems.

The breaker is constructed using a K-frame size, optimizing its performance in a variety of industrial applications. It includes a fixed thermal-magnetic trip mechanism that provides reliable protection against overloads and short-circuits. The interrupt ratings ensure that this breaker can withstand high fault currents: it is rated at 200 kAIC for 240 VAC, 100 kAIC at 480 VAC, and 65 kAIC when operating at 600 VAC, which ensures safety and stability under various load conditions.

Operating within a frequency rating of 50/60 Hz, the KDC3350 is engineered for dependable use in different electrical installations. It features line-side lugs for easy connection to the electrical supply and load-side lugs for connection to the downstream circuits. Furthermore, the breaker is fixed-mounted, ensuring secure installation in any applicable environment. This combination of features and specifications makes the KDC3350 a versatile choice for managing electrical distribution and protecting circuits effectively.