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KD3400
The KD3400 is a molded case circuit breaker manufactured by Eaton Cutler-Hammer. This device features a K-frame type structure and includes a three-pole configuration, rated for a current of 400 Amps. It can handle both AC and DC voltages, operating at up to 600 V AC and 250 V DC, providing effective protection for various electrical circuits.
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Technical specifications for KD3400
| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | Series C Circuit Breakers |
| Part Number | KD3400 |
| Weight | 11.50 lbs (5.22 kg) |
| UPC | 786679349199 |
| Frame Type | K-Frame |
| Number of Poles | 3 Poles |
| Rated Current | 400 A |
| Rated Voltage (AC) | 600 V AC |
| Rated Voltage (DC) | 250 V DC |
| Trip Unit Type | Fixed thermal, fixed magnetic |
| Frequency Rating | 50/60 Hz |
| Mounting Type | Feed-through |
| Terminal Type | Line and load side terminals |
| Terminal Material | Aluminum |
Part number KD3400 from Eaton Cutler-Hammer is a molded case circuit breaker classified under the Series C family. This component features a robust K-frame design and is structured with three poles, allowing it to manage a rated current of 400 Amps.
The device operates effectively within both AC and DC voltage environments, with specifications indicating a maximum rating of 600 volts AC and 250 volts DC. Critical to its operation, the interrupting capacities are rated at different levels depending on the voltage: 65 kAIC for 240 V AC, 35 kAIC for 480 V AC, 25 kAIC for 600 V AC, and 20 kAIC for 250 V DC, ensuring adequate protection against overcurrents.
This circuit breaker incorporates a trip unit that functions with fixed thermal and fixed magnetic characteristics. It supports frequency ratings of either 50 or 60 Hz, making it adaptable to various electrical systems. The mounting configuration is designed for feed-through applications, affording flexible installation options. Additionally, the circuit breaker features aluminum terminals on both the line and load sides, enhancing its durability and conductivity in demanding applications.
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