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The DK3400W model, part of Eaton Cutler-Hammer’s Series C of circuit breakers, is a sturdy molded case circuit breaker designed for robust industrial applications. It supports a rated current of 400 A and is configured with three poles for three-phase systems, accommodating both alternating and direct current operations.
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| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | Series C Circuit Breakers |
| Part Number | DK3400W |
| Weight | 11.38 lbs (5.16 kg) |
| UPC | 786679044698 |
| Rated Current | 400 A |
| Number of Poles | 3 Poles |
| Phase Type | 3 Phase |
| Voltage Rating (AC) | 240 VAC |
| Voltage Rating (DC) | 250 VDC |
| Trip Type | Fixed Thermal, Fixed Magnetic |
| Trip Function | LI (Long-Time and Instantaneous) |
| Interrupting Capacity (AIC) at 240 VAC | 65 kAIC |
| Interrupting Capacity (AIC) at 250 VDC | 10 kAIC |
The DK3400W molded case circuit breaker by Eaton Cutler-Hammer is a dependable component for electrical distribution systems. This circuit breaker is rated for a maximum current capacity of 400 Amperes. Built with three poles, the DK3400W is well-suited for three-phase applications. This unit can operate safely at 240 VAC for alternating current and 250 VDC for direct current, enhancing its versatility across different power systems.
The device integrates both fixed thermal and fixed magnetic trip mechanisms, ensuring effective protection against overloads and faults. It operates with LI trip functions, which cater to both long-time delays and instantaneous responses, adapting seamlessly to varying operational conditions. The circuit breaker can handle an impressive interrupting capacity of 65 kAIC at 240 VAC and 10 kAIC at 250 VDC, which is critical for maintaining system safety during fault conditions.
Weighing 11.4 lbs, the DK3400W is designed to fit securely in electrical panels, providing a combination of compactness and durability. For inventory management and tracking purposes, the device is associated with the UPC code 786679044698.