Federal Pacific NEG631040 Molded Case Circuit Breaker
- 40A
- 3 Pole
- Bolt-On
Federal Pacific
NEG631040
Molded Case Circuit Breaker
Brand
Federal Pacific
SKU
NEG631040
Quantity
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Federal Pacific NEG631040 - 40A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial use, the NEG631040 is a 3-pole, 40A molded case circuit breaker from Federal Pacific. It provides essential overcurrent protection for 600VAC electrical systems. This bolt-on breaker installs into legacy Federal Pacific panelboards and switchboards. It acts as a direct replacement for discontinued hardware and substitutes the NEF431040. Equipped with a fixed thermal-magnetic trip unit, it delivers reliable LI protection and is rated for 14 kAIC at 480VAC.Specifications
| Brand | Federal Pacific |
|---|---|
| Part Number | NEG631040 |
| Series | NEG |
| Amperage | 40A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 18kA @ 240VAC, 14kA @ 480VAC, 14kA @ 600VAC |
| Frame Type | NEG |
|---|---|
| Terminal Type | Lugs |
| For Use With | Federal Pacific Panelboards, Federal Pacific Switchboards |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Undervoltage Release, Bell Alarm, Auxiliary Switch |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip |
Product FAQs
6 answersWhat panels are compatible with the NEG631040 circuit breaker?
This breaker is designed for installation in legacy Federal Pacific panelboards and switchboards that accept N-frame molded case circuit breakers.
Can the NEG631040 replace older NEF series breakers?
Yes, the NEG631040 serves as a direct drop-in replacement for the older NEF631040 circuit breaker. It mounts into the same enclosures without requiring any adapters.
Is there a higher interrupting capacity alternative to the NEG631040?
Yes, the HEG631040 is an exact drop-in replacement that offers a higher interrupting capacity of 22kAIC at 480V, compared to the 14kAIC rating of the standard NEG631040.
What wire sizes are accepted by the lugs on this breaker?
The terminal lugs on the NEG631040 accept wire gauges ranging from 14 AWG to 1/0 AWG.
Are the thermal and magnetic trip settings adjustable on this breaker?
No, the NEG631040 features fixed thermal and fixed magnetic trip settings for its long-time and instantaneous protection functions.
How does this breaker mount into the panelboard?
The NEG631040 utilizes a bolt-on connection type to secure directly to the busbars in compatible Federal Pacific distribution equipment.
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