Built for demanding industrial applications, the Eaton PDG23G0150E3MJ is a 3-pole, 150A molded case circuit breaker. It provides robust power distribution and equipment protection for commercial and marine facilities. This Frame 2 breaker installs into Eaton Power Defense enclosures and panelboards. It is an exact replacement for legacy FD3150 breakers. Rated 35 kAIC at 480VAC, it utilizes a PXR20 electronic trip unit with LSIG functions, ground fault protection, and Modbus communication.
Auxiliary Switch, Bell Alarm, Shunt Trip, Undervoltage Release, Padlock Attachment, DIN Rail Adapter, Handle Mechanism
Accessories
Line and Load Lugs Included (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
Current Limiting, HACR Rated, RoHS Compliant, Modbus Communication
Product FAQs
5 answers
What does the LSIG designation mean for this Power Defense breaker?
LSIG indicates that the electronic trip unit provides fully adjustable Long-Time, Short-Time, Instantaneous, and Ground Fault settings. This allows electricians to precisely coordinate the breaker with other protective devices in the system.
Are the standard lugs on this breaker rated for both copper and aluminum wire?
Yes, the factory-installed line and load lugs are dual-rated for both copper and aluminum (Cu/Al) conductors ranging from 4 AWG to 4/0 AWG.
What does the E3MJ suffix in the catalog number indicate?
The E3MJ suffix specifies that the breaker is equipped with a PXR 20 LSIG electronic trip unit that includes Modbus RTU communications and relays, along with standard line and load lugs.
What frame size is the PDG23G0150E3MJ?
This breaker is built on the Eaton Power Defense Frame 2 platform, as indicated by the PDG2 prefix in the catalog number.
Why is the Ground Fault protection included on this model important?
The Ground Fault (G) function detects unintended electrical paths to ground. This provides critical equipment protection by tripping the breaker before low-level ground faults can cause extensive damage or electrical fires.
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