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Eaton Cutler-Hammer Series C Circuit Breakers EHD1045

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EHD1045

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The EHD1045 from Eaton Cutler-Hammer is a molded case circuit breaker designed for single-pole applications. Rated for voltages up to 277 V/240 VAC, it supports a current rating of 45 A.

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Technical specifications for EHD1045

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberEHD1045
UPC786679317532
Voltage Rating277 V/240 VAC
Amperage Rating45 A
Poles1 Pole
Interrupt Rating (480V)14 kAIC
Phase1 Phase
Frequency Rating50/60 Hz
Trip TypeFixed Thermal/Magnetic (T186)
ProtectionThermal Magnetic
Trip FunctionsLong-Time, Instantaneous (LI)
ApplicationSingle-Pole Panelboards
TerminalsLoad Side
Connection TypeFeed-Thru
Interrupt Rating (240V)18 kAIC

The Eaton Cutler-Hammer EHD1045 is a reliable molded case circuit breaker, engineered for diverse applications requiring single-pole configurations. Its operational voltage ratings include 277 V for higher voltage systems and 240 V for standard applications. It is rated to manage 45 Amps of continuous current.

The performance of this circuit breaker is enhanced by its interrupt ratings, capable of handling up to 14 kAIC at 480 volts and 18 kAIC at 240 volts, providing adequate protection against short circuits and other fault conditions. This device utilizes a fixed thermal/magnetic trip type designated as T186, delivering both long-time and instantaneous trip capabilities under overload scenarios.

Designed for simplicity, the EHD1045 is suitable for installation in single-pole panelboards. Its load-side terminals facilitate easy integration with existing electrical layouts, while its feed-thru connection type ensures reliable and efficient operation. Operating within the frequency range of 50/60 Hz, it meets the demands of various industrial settings.