Federal Pacific NM632350 Molded Case Circuit Breaker
- 350A
- 3 Pole
- Bolt-On
Quantity
Federal Pacific NM632350 - 350A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Designed for demanding three-phase applications, this 350A legacy circuit breaker delivers robust power distribution capabilities. It helps facilities keep aging electrical systems operational without complete overhauls. This exact-fit replacement mounts into classic Federal Pacific switchgear and panelboards. The bolt-on design guarantees a stable connection, utilizing standard N-frame dimensions to bypass complicated modification work.Specifications
| Brand | Federal Pacific |
|---|---|
| Part Number | NM632350 |
| Series | NM |
| Amperage | 350A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC, 30kA @ 480VAC, 22kA @ 600VAC |
| Frame Type | NM |
|---|---|
| Terminal Type | Lugs |
| For Use With | Federal Pacific Switchgear / Panelboards |
| Wire Gauge | (2) 3/0 AWG - 600 kcmil |
| Max Wire | 600 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch |
|---|---|
| Accessories | Lugs |
| Standards | UL 489, NEMA AB-1 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | Interchangeable Trip Unit |
Product FAQs
5 answersWhat equipment is the Federal Pacific NM632350 compatible with?
This breaker is an exact-fit replacement designed to mount into classic Federal Pacific switchgear and panelboards that accommodate N-frame dimensions.
How is the trip unit configured on the NM632350?
It features a thermal-magnetic trip unit with an LI (Long-Time, Instantaneous) function. The thermal overload protection is fixed, while the magnetic short-circuit protection is adjustable to allow for selective coordination.
Can I replace an NM632350 without modifying my existing Federal Pacific panel?
Yes, sourcing an exact-fit NM632350 allows you to bypass complicated modification work. It utilizes standard FPE N-frame dimensions and bolt-on connections, dropping directly into legacy enclosures.
What is the frame size of the NM632350?
The NM632350 is built on Federal Pacific's N-frame, which has a maximum capacity of 800A. This specific model is factory-equipped with a 350A trip unit.
What maintenance is recommended for legacy Federal Pacific NM-frame breakers?
Because FPE is a legacy manufacturer, it is recommended that qualified personnel perform routine preventative maintenance and primary injection testing to verify that the thermal and magnetic trip mechanisms still operate within original factory tolerances.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 1 review.
- JGJoseph G.ReviewingFederal Pacific NM031500 Trip UnitI recommend this productRated 5 out of 5 stars2/1/18The best
Just what I expected