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Federal Pacific HEJ237225 Molded Case Circuit Breaker
- 225A
- 3 Pole
- Bolt-On
Federal Pacific
HEJ237225
Molded Case Circuit Breaker
Brand
Federal Pacific
SKU
HEJ237225
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Federal Pacific HEJ237225 - 225A 3 Pole Molded Case Circuit Breaker
Re-Certified
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Description
Rated at 42 kAIC, this Federal Pacific 225-amp MCCB provides high-capacity fault protection for 240V commercial systems. The three-pole breaker utilizes fixed thermal-magnetic trip elements to defend against overloads and short circuits. Built for legacy infrastructure, it mounts into FPE enclosures via a standard bolt-on connection. It replaces the older NEJ237225 and serves as a substitute for UBIHEJ237225, ensuring exact compatibility. Load side lugs are included for straightforward wiring.Specifications
| Brand | Federal Pacific |
|---|---|
| Part Number | HEJ237225-R |
| Series | HEJ |
| Amperage | 225A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 42kA @ 240VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Federal Pacific Panelboards |
| Wire Gauge | 4 AWG - 300 kcmil |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Shunt Trip, Auxiliary Switch |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | UL 489, NEMA AB-1 |
| Approval | UL |
| Temp Rating | 40C |
Product FAQs
7 answersWhich panelboards can accept the HEJ237225 breaker?
It is designed for legacy Federal Pacific (FPE) panelboards, including the NDP and BDP series. Installation typically requires specific bus connection hardware, such as an H-Frame twin mounting kit, to properly secure the breaker.
Can I install the HEJ237225 in a standard residential load center?
No, this is a bolt-on molded case circuit breaker designed specifically for commercial and industrial Federal Pacific panelboards. It will not fit into standard plug-on residential load centers.
Are the trip settings adjustable on the HEJ237225?
No, this breaker features a fixed thermal-magnetic trip unit. It provides standard Long-Time and Instantaneous (LI) protection without adjustable dials.
What does the LI trip function code mean on this breaker?
The LI designation indicates that the thermal-magnetic trip unit provides Long-Time (L) protection against general overloads and Instantaneous (I) protection against severe short circuits.
What wire sizes do the load-side terminals accept?
The factory-installed load-side lugs on this breaker accommodate wire gauges ranging from 4 AWG up to 300 kcmil.
What frame size does the HEJ237225 belong to?
This breaker is part of the Federal Pacific H-Frame group. When replacing an existing unit, ensure your panelboard's mounting hardware is configured specifically for H-Frame dimensions.
Is the Federal Pacific HEJ237225 still in active production?
The original Federal Pacific Electric (FPE) company is no longer in business, making the HEJ series a legacy product. These breakers are sourced to support the routine maintenance and life-extension of existing FPE electrical infrastructure.
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