Rated for 125 amps, the Eaton FDC2125L is a 2-pole Series C molded case circuit breaker. This F-frame device is engineered for 600VAC systems and includes line and load lugs. The unit-mount breaker fits Eaton Series C panelboards. It replaces the PDG22P0125TFFJ, offering a superior 35kAIC rating at 600V compared to the PDG2's 18kAIC. Delivering 100kAIC at 480V, the current-limiting design restricts let-through energy. It uses fixed thermal-magnetic trip elements for reliable LI protection.
What does the L suffix in the FDC2125L catalog number indicate?
The L suffix signifies that the circuit breaker is supplied with factory-installed line and load lugs. These standard terminals are rated to accept 4 AWG to 4/0 AWG copper or aluminum wire.
Which panelboards and enclosures accept the FDC2125L?
This Series C, F-Frame breaker is designed for unit mount installations in Eaton Series C panelboards, switchboards, and motor control centers. It is not compatible with standard residential plug-on load centers.
How does the adjustable magnetic trip work on this breaker?
The FDC2125L features a thermal magnetic trip unit with a fixed thermal rating of 125 amps for overload protection. The magnetic portion is adjustable, allowing electricians to dial in the instantaneous short-circuit trip threshold to suit specific equipment or coordination requirements.
Can the Eaton FDC2125L replace older Westinghouse or Cutler-Hammer models?
Yes. Eaton manufactures the Series C line previously branded under Cutler-Hammer and Westinghouse. The modern Eaton FDC2125L is a direct replacement for legacy breakers from those brands that share the exact same catalog number.
How is the FDC2125L physically mounted?
It is a feed-thru, unit mount circuit breaker. It secures directly to the mounting pan or chassis using screws or bolts, rather than plugging onto a busbar or using a specialized bolt-on bus connection.
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Customers rate this product 5.0 out of 5 based on 2 reviews.