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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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| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | Series C Circuit Breakers |
| Part Number | KW4315V |
| UPC | 00 786685389752 |
| Frame Size | K Frame |
| Number of Poles | 4 Poles |
| Continuous Amperage Rating | 315A |
| Maximum Frame Amperage | 400A |
| Rated Operational Voltage | 600 VAC |
| Rated Impulse Withstand Voltage | 8 kV |
| Interrupting Capacity at 240 VAC | 85 kAIC |
| Interrupting Capacity at 415 / 480 VAC | 45 kAIC (at 415 VAC) / 35 kAIC (at 480 VAC NEMA) |
| Interrupting Capacity at 600 / 690 VAC | 25 kAIC (at 600 VAC NEMA) / 20 kAIC (at 690 VAC IEC) |
| Calibration Reference Temperature | 50°C |
| Operating Frequency Range | 50/60 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.