Engineered for industrial applications, the Eaton EDH3100L is a 3-pole, 100A unit mount molded case circuit breaker. It utilizes fixed thermal-magnetic trip technology for LI protection. The "L" suffix indicates included line and load terminals for unit-mounted configurations. It fits Series C enclosures and replaces legacy FDC3100 and HFD3100 frames. Rated for 100 kAIC at 240VAC, it safely handles high fault currents. This F-Frame breaker is HACR rated and reverse feed capable.
HACR Rated, Reverse Feed, Non-Interchangeable Trip, High Interrupting Capacity
Product FAQs
7 answers
What types of equipment are compatible with the EDH3100L breaker?
This F-Frame breaker is designed for installation in Eaton and Cutler-Hammer Series C panelboards, switchboards, and motor control centers.
What does the L suffix in the EDH3100L catalog number mean for installation?
The L indicates that the breaker is supplied with factory-installed line and load side lug terminals, allowing for immediate unit-mount wire connections without needing to order separate terminal kits.
Can the EDH3100L be wired for reverse feed applications?
Yes, this breaker is rated for reverse feed, meaning incoming power can be safely connected to either the line or load side terminals depending on your panel configuration.
What wire sizes are supported by the standard lugs on this breaker?
The included line and load lugs accept wire gauges from 14 AWG up to 1/0 AWG. Ensure you use properly sized conductors based on the 100A rating and local electrical codes.
Are the trip settings on the EDH3100L adjustable?
No, this breaker features a non-interchangeable thermal-magnetic trip unit with fixed long-time and fixed instantaneous (LI) trip functions. The settings cannot be adjusted in the field.
Can the EDH3100L replace older Cutler-Hammer or Westinghouse breakers?
Yes, as a Series C F-Frame breaker, it can replace legacy Cutler-Hammer and Westinghouse F-Frame models like the FDC3100 and HFD3100, provided your application requires a 100A unit-mount breaker with a 100kAIC rating at 240VAC.
Is this breaker rated for use in DC electrical systems?
Yes, the EDH3100L is safely rated for 125VDC applications with a 10kA interrupting capacity, in addition to its standard AC voltage ratings.
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