Serving as a critical maintenance component, this 30-amp N-frame breaker protects industrial circuits against overloads and short circuits. It provides reliable long-time and instantaneous trip functions for 600VAC networks. The unit fastens into classic Federal Pacific panelboards, offering a seamless fit without modifications. It acts as an exact cross-reference for the discontinued NEF431030, simplifying facility upkeep.
Federal Pacific Panelboards, Federal Pacific Switchboards
Wire Gauge
14-1/0 AWG
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, Bell Alarm
Accessories
Line and Load Lugs Included
Standards
CSA C22.2, UL 489
Approval
CSA, UL
Temp Rating
40C
Construction Features
Non-Interchangeable Trip, Reverse Feed
Product FAQs
4 answers
What type of enclosures are compatible with the NEG631030?
This N-frame breaker is designed exclusively for use in legacy Federal Pacific panelboards and switchboards that are configured to accept bolt-on molded case circuit breakers.
Is the Federal Pacific NEG631030 still in active production?
Federal Pacific Electric is no longer in business, making the NEG631030 a legacy component. It is typically sourced to maintain or expand existing Federal Pacific commercial switchboards and panelboards without requiring a full system retrofit.
Can the thermal or magnetic trip points be adjusted on this breaker?
No. The NEG631030 features a thermal-magnetic trip unit with fixed long-time and fixed instantaneous (LI) functions. Neither the overload nor the short-circuit trip thresholds can be modified in the field.
What is the required mounting method for the NEG631030?
This breaker requires a bolt-on connection. It must be mechanically bolted directly to the busbars of a compatible Federal Pacific enclosure, providing a secure connection for commercial applications.
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