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Eaton / Cutler-Hammer EGH2040FFG Molded Case Circuit Breaker

  • 40A
  • 2 Pole
  • Unit Mount
Eaton / Cutler-Hammer EGH2040FFG
Molded Case Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU EGH2040FFG
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  • 40A
  • 2 Pole
  • Unit Mount

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Eaton / Cutler-Hammer EGH2040FFG - 40A 2 Pole Molded Case Circuit Breaker

Eaton / Cutler-Hammer EGH2040FFG - 40A 2 Pole Molded Case Circuit Breaker

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$1,009.30 In Stock

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Description

Delivering reliable thermal-magnetic protection for commercial and industrial applications, this 40A Series G MCCB features high-performance current limiting. The EG-frame device utilizes advanced blow-open action to rapidly clear faults. It installs into standard control panels, switchboards, and Eaton Series G enclosures via unit mounting. Line and load lugs are included. This legacy model is officially replaced by the newer Power Defense PDG12M0040TFFJ. Rated for 65 kAIC at 480VAC.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Part Number EGH2040FFG
Series EGH
Amperage 40A
Poles 2
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600Y/347VAC, 250VDC
Phase 1
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 35kA @ 600Y/347VAC, 42kA @ 250VDC
Fit and installation
Frame Type EG
Terminal Type Lugs
For Use With Control Panels, Switchboards, Eaton Series G Enclosures
Wire Gauge 14-1/0 AWG (Cu/Al)
Max Wire 1/0 AWG
Min Wire 14 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, Multi-Wire Lugs, Padlock Attachment
Accessories Line and Load Lugs Included, Mounting Hardware
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CE, CSA, IEC, KEMA, UL
Temp Rating 40C
Construction Features Current Limiting, HACR Rated, Reverse Feed, High Interrupting Capacity

Product FAQs

7 answers
What enclosures and panels are compatible with the EGH2040FFG?

This EG-frame breaker is designed for unit mounting in standard control panels, switchboards, and Eaton Series G enclosures.

What does the FFG suffix indicate in the EGH2040FFG catalog number?

The FFG suffix indicates that the breaker features a fixed thermal and fixed magnetic trip unit, and it comes factory-equipped with both line and load side lugs.

Does the EGH2040FFG offer adjustable trip settings?

No, this breaker features a fixed thermal and fixed magnetic trip unit. The long-time and instantaneous trip thresholds are factory set and cannot be adjusted in the field.

What wire sizes are accepted by the standard lugs on this breaker?

The factory-installed line and load lugs accept 14 AWG to 1/0 AWG copper or aluminum wire. Ensure proper torque specifications are applied during installation as indicated on the breaker faceplate.

Can the EGH2040FFG be reverse fed?

Yes, this Series G EG-frame breaker is reverse feed capable, allowing it to be wired with the line connections on either the top or bottom terminals.

Is there a newer direct replacement for the EGH2040FFG?

Yes, Eaton is transitioning the legacy Series G EG-frame breakers to the newer Power Defense series. The direct replacement for this model is the Power Defense PDG12M0040TFFJ.

What does the 600Y/347VAC voltage rating mean for system compatibility?

The 600Y/347VAC slash rating indicates this breaker is suitable for use on solidly grounded wye systems up to 600V. It is not rated for use on ungrounded or corner-grounded 600V delta systems.

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