Part of the Eaton Series C family, the FDC2070L is a 70A, two-pole MCCB. The "L" suffix denotes factory-installed line and load terminals for unit mounting. This thermal-magnetic breaker fits Pow-R-Line C panelboards and switchboards. It serves as a substitute for HFD2070L and FD2070L models when higher interrupting capacities are needed. Rated for 100kAIC at 480V, it delivers exceptional current-limiting performance with reliable long-time and instantaneous (LI) protection.
HACR Rated, Current Limiting, Reverse Feed, Non-Interchangeable Trip
Product FAQs
7 answers
Can I install the FDC2070L in a standard residential load center?
No. The FDC2070L is a unit mount, F-frame molded case circuit breaker designed for industrial and commercial applications like Eaton Series C panelboards, Pow-R-Line C panelboards, switchboards, and motor control centers. It does not fit residential plug-on or bolt-on load centers.
What does the FDC designation mean compared to standard FD breakers?
The FDC prefix indicates an ultra-high interrupting capacity version of the Series C F-frame breaker. It provides up to 200kAIC at 240VAC and 100kAIC at 480VAC, which is significantly higher than standard FD or HFD breakers.
Does the FDC2070L support direct current (DC) applications?
Yes, this breaker is rated for up to 250VDC with an interrupting capacity of 22kA, making it suitable for specific direct current applications in addition to its standard AC ratings.
Are the thermal and magnetic trip settings adjustable on this breaker?
No. This breaker features a fixed thermal and fixed magnetic trip unit. The long-time and instantaneous trip functions are factory set and cannot be adjusted in the field.
Can the FDC2070L replace older Cutler-Hammer F-frame breakers?
Yes, it shares the same physical footprint as other Series C F-frame breakers, including FD and HFD models. However, you must verify that the 70A rating and the interrupting capacity meet or exceed the requirements of the circuit you are replacing.
What does the L suffix in the FDC2070L catalog number indicate?
The L suffix indicates that the breaker comes factory-equipped with line and load terminals (lugs) for standard wire connections. These lugs accept 14 AWG to 1/0 AWG copper or aluminum wire.
Is the FDC2070L a unit mount or plug-in breaker?
This is a unit mount (feed-thru) circuit breaker. It is designed to be bolted directly to the mounting surface or panelboard chassis, rather than plugging into a busbar system.
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Review summary
Customers rate this product 5.0 out of 5 based on 2 reviews.