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Eaton / Cutler-Hammer PDG23M0125TFFL Molded Case Circuit Breaker

  • 125A
  • 3 Pole
  • Panel Mount
Eaton / Cutler-Hammer PDG23M0125TFFL
Molded Case Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU PDG23M0125TFFL
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  • 125A
  • 3 Pole
  • Panel Mount

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Eaton / Cutler-Hammer PDG23M0125TFFL - 125A 3 Pole Molded Case Circuit Breaker

Eaton / Cutler-Hammer PDG23M0125TFFL - 125A 3 Pole Molded Case Circuit Breaker

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$1,168.61 In Stock

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Description

The PDG23M0125TFFL is a 125A, 3-pole MCCB from Eaton's Power Defense series. This Frame 2 device provides reliable long-time and instantaneous (LI) protection for industrial facilities. It mounts into Eaton Power Defense panelboards and enclosures. It also replaces legacy Series C HFD3125 breakers when using a retrofit kit. Rated 65 kAIC at 480V, this current-limiting breaker features fixed thermal-magnetic trip settings. It includes load-side lugs and is HACR rated.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Series PDG2
Amperage 125A
Poles 3
Mounting Style Panel Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 35kA @ 600VAC, 22kA @ 250VDC
Fit and installation
Frame Type Complete Breaker
Terminal Type Lugs
For Use With Eaton Power Defense Panelboards and Enclosures
Wire Gauge 4 AWG - 4/0 AWG (Al/Cu)
Max Wire 4/0 AWG
Min Wire 4 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Handle Lock
Accessories Standard Load Terminals (PDG2X3TA225)
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489, RoHS
Approval CCC, CE, CSA, IEC, RoHS, UL
Temp Rating -20C to 70C
Construction Features HACR Rated, Current Limiting, RoHS Compliant

Product FAQs

6 answers
Can the Eaton PDG23M0125TFFL directly replace a legacy Series C HFD3125 breaker?

Yes, this Power Defense Frame 2 breaker is the direct modern replacement for the older 3-pole, 125A, 65kAIC Series C HFD3125. However, if retrofitting into an existing Eaton or Cutler-Hammer panelboard, an updated Pow-R-Line Xpert connector kit is required.

Can I reuse my existing Series C handle mechanisms and accessories with this Power Defense breaker?

No. Although the PDG23M0125TFFL replaces older F-Frame Series C breakers, the physical faceplate and accessory mounting points have been redesigned. Legacy handles, covers, and internal accessories are not backward-compatible and must be upgraded to Power Defense versions.

Are both line and load lugs included with this circuit breaker?

This model is configured with load-side lugs only (part number PDG2X3TA225), which accept 4 AWG to 4/0 AWG copper or aluminum wire. Because it is a bolt-on breaker, the line side is designed to connect directly to the bus of a compatible Eaton Power Defense panelboard.

Can I adjust the trip curve or amperage settings on this breaker in the field?

No, the PDG23M0125TFFL features a fixed thermal-magnetic trip unit. The long-time and instantaneous (LI) protection levels are permanently set at the factory for 125-amp operation and cannot be modified.

Does the PDG23M0125TFFL provide current-limiting protection?

Yes, this Frame 2 breaker utilizes a current-limiting design to rapidly clear faults and significantly reduce the let-through energy. This helps minimize potential thermal and mechanical damage to downstream equipment during a short circuit.

Is this breaker suitable for use with HVAC systems?

Yes, it is HACR rated. This means it has been rigorously tested and certified to safely handle the specific inrush currents and continuous loads associated with commercial heating, air conditioning, and refrigeration equipment.

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