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Eaton Cutler-Hammer Series C Circuit Breakers KW4315V

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KW4315V

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The KW4315V circuit breaker by Eaton Cutler-Hammer represents a reliable option from the Series C line. This molded case circuit breaker features four poles and is rated for continuous amperage at 315 amps, with a maximum frame capacity of 400 amps. Designed for high operational demands, it can handle rated voltages up to 600 VAC and withstand impulse voltages of 8 kV.

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Technical specifications for KW4315V

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberKW4315V
UPC00 786685389752
Frame SizeK Frame
Number of Poles4 Poles
Continuous Amperage Rating315A
Maximum Frame Amperage400A
Rated Operational Voltage600 VAC
Rated Impulse Withstand Voltage8 kV
Interrupting Capacity at 240 VAC85 kAIC
Interrupting Capacity at 415 / 480 VAC45 kAIC (at 415 VAC) / 35 kAIC (at 480 VAC NEMA)
Interrupting Capacity at 600 / 690 VAC25 kAIC (at 600 VAC NEMA) / 20 kAIC (at 690 VAC IEC)
Calibration Reference Temperature50°C
Operating Frequency Range50/60 Hz

The Eaton Cutler-Hammer KW4315V is a molded case circuit breaker tailored for industrial use. This device is part of the Series C Circuit Breakers product line. It is constructed with four poles and is categorized under the K frame size, making it suitable for managing significant electrical loads. The continuous amperage rating for this unit is 315A, while it can handle a maximum frame capacity of 400A.

With a rated operational voltage of up to 600 VAC, this breaker is engineered to maintain robust performance in demanding environments. It also boasts an impressive rated impulse withstand voltage of 8 kV, providing adequate protection against electrical surges. The unit maintains a high interrupting capacity; it can disconnect the circuit at 85 kAIC at 240 VAC and also supports interrupting capacities of 45 kAIC at 415 VAC and 35 kAIC at 480 VAC.

For higher voltage applications, its interrupting capacity is rated at 25 kAIC for 600 VAC and 20 kAIC for 690 VAC according to IEC standards. This versatility allows the KW4315V to effectively operate across various industrial scenarios. Calibrated at a reference temperature of 50°C, this breaker functions efficiently within a frequency range of either 50 or 60 Hz, making it adaptable to different electrical systems. Its design and specifications ensure reliable operation and safety in various electrical distribution systems.