Built for commercial and industrial applications, the Federal Pacific NJS63200 is a 200A, 3-pole molded case circuit breaker. It provides reliable thermal-magnetic (LI) protection for demanding electrical distribution systems. This bolt-on MCCB mounts into legacy Federal Pacific switchboards and panelboards, acting as an exact replacement that eliminates the need for complex retrofit kits. Rated at 30kAIC at 480VAC, this N-frame breaker delivers high interrupting capacity for older setups.
High Interrupting Capacity, Non-Interchangeable Trip
Product FAQs
6 answers
What type of enclosures are compatible with the NJS63200 breaker?
This N-frame breaker is specifically designed for installation in legacy Federal Pacific switchboards and panelboards.
What are the conductor size limits for the load side lugs?
The factory-installed load lugs accept wire gauges ranging from 4 AWG to 300 kcmil.
Does this N-frame breaker offer adjustable trip settings?
No, it is equipped with a fixed thermal-magnetic trip unit that provides preset long-time and instantaneous (LI) protection.
Is the Federal Pacific NJS series still in active production?
No, Federal Pacific Electric is no longer manufacturing new equipment. This breaker serves as a direct replacement component for maintaining existing legacy systems.
Does the NJS63200 require mounting hardware?
Yes, as a bolt-on breaker, it must be mechanically fastened to the busbar of a compatible Federal Pacific panelboard or switchboard.
Can the NJS63200 be used in direct current (DC) applications?
Yes, in addition to standard AC systems, this breaker is rated for DC use with a maximum interrupting capacity of 50kA at 250VDC.
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