EHD3040 | Allen Bradley Series C F Frame

Eaton Cutler-Hammer EHD3040

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Basic Details

MPN	EHD3040
Product Line	Series C F Frame
Manufacturer	Eaton Cutler-Hammer

DO Supply is NOT an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer’s warranty does not apply. Product comes with DO Supply's 1-year warranty.

Product Description

The EHD3040 is a Variable Frequency AC Drive by Rockwell-Automation.

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Technical Specifications

Frame	F
Interrupting Capacity	4.5 lb
Part Number/Catalog No.	EHD3040
Pole(s)	3
Product Type	Molded Case Circuit Breaker

Series	C
Trip Amps	18 kA @ 240V
Trip Unit	4.13 x 6 x 3.38 in.
Weight	Thermal-Magnetic

About the EHD3040

The EHD3040 is a circuit breaker with a current of 40 Amps from Eaton/Westinghouse. The breaker has 3 poles and it can be used with a 3-phase power supply. The maximum voltage rating for the EHD3040 is 480 Volts AC. The EHD3040 also supports a DC voltage to a maximum of 250 Volts DC. The circuit breaker belongs to Series C of Cutler-Hammer circuit breakers. The EHD3040 uses a complete molded case and it uses an F-frame type in the EHD family. The EHD3040 has terminals on the load side and it operates within a frequency range of 50 and 60 Hertz. The interrupt rate for the EHD3040 is 14000 AIC at 480 Volts AC, 10000 AIC at 250 Volts DC, and 18000 AIC at 240 Volts AC. the height, width, and depth measurements for the EHD3040 are 4.9 inches x 4.9 inches x 7.7 inches, respectively. The EHD3040 weighs 4 pounds.

The trip mechanism used by the EHD3040 circuit breaker is a fixed magnetic fixed thermal type. With this type of tripping mechanism, once the circuit trips, the tripping mechanism must be allowed to cool down to the recommended temperature before a reset can be successfully initiated. The EHD3040 Westinghouse molded case circuit breaker has a maximum operating temperature rating of 40 degrees Celsius and it uses a bolt-on connection. Series C molded case Eaton circuit breakers, including the EHD3040, can be used in distribution systems to provide branch and main circuit protection. Additionally, these Series C circuit breakers can be mounted in individual enclosures where specific requirements need to be met.

Common Misspellings

Manufacturer Part Numbers (MPNs) are often difficult to read. Here are some commonly mistaken versions for the EHD3040:

EHD304O

EHD3O40

EHD3O4O

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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.