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KDC3250
Eaton Cutler-Hammer's KDC3250 is a molded case circuit breaker designed for robust electrical systems. This model operates at a rated current of 250 A and features three poles for three-phase applications.
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Technical specifications for KDC3250
| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Molded Case Circuit Breaker |
| Product Line | Series C Circuit Breakers |
| Part Number | KDC3250 |
| Weight | 11.50 lbs (5.22 kg) |
| Rated Current | 250 A |
| Number of Poles | 3 Poles |
| Phase Type | 3 Phase |
| Voltage Rating (AC) | 600 VAC |
| Minimum Frequency | 50 Hz |
| Maximum Frequency | 60 Hz |
| Voltage Rating (DC) | 250 VDC |
| Interrupting Capacity (AIC at 240V AC) | 200 kAIC |
| Interrupting Capacity (AIC at 480V AC) | 100 kAIC |
| Interrupting Capacity (AIC at 600V AC) | 65 kAIC |
| Trip Type | Fixed Thermal / Fixed Magnetic |
| Terminal Material | Aluminum |
The KDC3250 model from Eaton Cutler-Hammer falls under the Series C Circuit Breakers, specifically designed as a molded case circuit breaker for high-performance electrical protection. With a rated current capacity of 250 A, it efficiently manages power within systems requiring significant load handling. This breaker operates across three poles and is configured for three-phase applications, further enhancing its versatility.
The voltage capabilities include an AC rating of up to 600 volts, and it additionally supports a DC voltage of 250 volts. This device functions effectively within a frequency span from a minimum of 50 Hz to a maximum of 60 Hz, making it adaptable to various operational requirements.
Of particular note is the interrupting capacity, which varies depending on the AC voltage: it supports 200 kAIC at 240V, 100 kAIC at 480V, and offers a capacity of 65 kAIC at 600V AC. Such specifications ensure that the KDC3250 can handle substantial fault currents, providing reliable circuit protection. Designed with a trip type that combines fixed thermal and fixed magnetic mechanisms, it enhances system safety while minimizing nuisance tripping. The terminals of this breaker are constructed from aluminum, known for its efficiency and lightweight properties, further solidifying this model’s standing in the Eaton Cutler-Hammer catalog.
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