Built for robust electrical distribution, the Eaton PDG33M0400E3RN is a 400A, 3-pole molded case circuit breaker from the Power Defense family. It is engineered to fit into Eaton Frame 3 and Pow-R-Line panelboards, serving as a direct substitute for legacy LGH3400 breakers. Providing a 65 kAIC interrupt rating at 480VAC, this model utilizes a sophisticated PXR 20 electronic trip unit with LSIG capabilities, integrated relays, and true RMS sensing for precise coordination.
What panelboards accept the PDG33M0400E3RN breaker?
This 400A breaker is directly compatible with Eaton Power Defense Frame 3 Panelboards and Eaton Pow-R-Line Panelboards.
How does the LSIG electronic trip unit on this breaker function?
The solid-state LSIG trip unit allows electricians to finely adjust parameters for Long-time, Short-time, Instantaneous, and Ground-Fault conditions. This flexibility makes it easier to coordinate the breaker with downstream protective devices in a complex electrical system.
Which electronic trip unit family does the PDG33M0400E3RN utilize?
The E in the catalog number indicates it is equipped with a Power Xpert Release (PXR 20) electronic trip unit, which features advanced current metering and adjustable LSIG protection.
What does the M signify in the PDG33M0400E3RN part number?
In the Eaton Power Defense catalog system, the M dictates the interrupting capacity, indicating this specific model provides 65kAIC at 480VAC.
Does the PDG33M0400E3RN include ground fault protection for equipment?
Yes, integrated ground fault protection is standard on this model, indicated by the G in the LSIG designation. This helps protect electrical equipment from damaging low-level faults.
Is the trip unit on the PDG33M0400E3RN field-adjustable?
Yes, the electronic trip unit is fully adjustable. Panel builders and electricians can configure the trip parameters on-site to match the specific load and system coordination requirements.
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