Engineered for legacy commercial applications, the Federal Pacific NEJH233150 is a 150A, three-pole molded case circuit breaker. It features a thermal-magnetic trip unit with fixed long-time and instantaneous functions. This bolt-on breaker installs into original Federal Pacific NDP panelboards, providing a seamless fit without modification kits. It serves as an exact cross-reference for the UBINEJH233150 substitute. Rated at 18kAIC at 240VAC, this N-Frame breaker delivers reliable protection.
High Interrupting Capacity, Non-Interchangeable Trip
Product FAQs
7 answers
Which panelboards accept the Federal Pacific NEJH233150 circuit breaker?
This breaker is designed to mount directly into legacy Federal Pacific NDP panelboards.
What is the difference between the FPE NEJ233150 and the NEJH233150?
The NEJH series features a higher interrupting capacity. The NEJH233150 is rated for 18kAIC at 240VAC, whereas standard NEJ breakers have a lower interrupting rating.
What wire sizes do the load side lugs on the NEJH233150 accept?
The load side lugs accommodate 4 AWG to 300 kcmil aluminum or copper conductors.
Can the NEJH233150 be used in DC electrical systems?
Yes, this breaker is rated for use in DC applications up to 250VDC with an interrupting capacity of 10kAIC.
How does the NEJH233150 install into the panelboard?
It is a bolt-on molded case circuit breaker that fastens directly to the bus of compatible Federal Pacific NDP panelboards.
What type of trip unit is equipped on the NEJH233150?
It features a non-interchangeable thermal magnetic trip unit with fixed long-time and instantaneous (LI) trip functions.
What frame size is the NEJH233150?
It is built on the Federal Pacific NEJ frame, which is part of the legacy N Frame group of molded case circuit breakers.
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