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Siemens NEB2B090B Molded Case Circuit Breaker
- 90A
- 2 Pole
- Bolt-On
Siemens
NEB2B090B
Molded Case Circuit Breaker
Brand
Siemens
SKU
NEB2B090B
Quantity
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Siemens NEB2B090B - 90A 2 Pole Molded Case Circuit Breaker
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Description
Built for commercial and industrial applications, the Siemens NEB2B090B provides robust overcurrent protection. This 2-pole, 90A molded case circuit breaker is part of the proven SENTRON NEB/HEB frame group. It mounts securely into Siemens P1, P2, and P3 panelboards using a bolt-on connection. For facility upgrades, this unit is officially replaced by the newer 3VA4190-6ED24-0AA0, which requires a 3VA41 mounting kit. Rated for 35 kAIC at 480VAC, it features fixed thermal and magnetic settings.Specifications
| Brand | Siemens |
|---|---|
| Part Number | NEB2B090B |
| Series | NEB |
| Amperage | 90A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 85kA @ 240VAC, 35kA @ 480VAC, 22kA @ 600Y/347VAC, 35kA @ 250VDC |
| Frame Type | NEB |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards |
| Wire Gauge | 14-1/0 AWG (Cu/Al) |
| 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, Auxiliary Switch, Alarm Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs (TA1EG10) |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CE, CSA, IEC, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Non-Interchangeable Trip |
Product FAQs
6 answersWhich panelboards are compatible with the Siemens NEB2B090B circuit breaker?
The NEB2B090B is designed for use in Siemens P1, P2, and P3 panelboards. It features a bolt-on connection for secure mounting within these systems.
What wire sizes are accepted by the lugs on the NEB2B090B?
The factory-installed lugs on this breaker accept copper or aluminum conductors ranging from 14 AWG up to 1/0 AWG.
Can the Siemens NEB2B090B be used in DC applications?
Yes, this breaker is rated for 250VDC applications with an interrupting capacity of 35kAIC, in addition to its standard AC voltage ratings.
Are the trip settings adjustable on the NEB2B090B?
No, this thermal-magnetic breaker features fixed long-time and fixed instantaneous (LI) trip functions. The trip settings cannot be adjusted in the field.
What frame type does the NEB2B090B belong to?
This breaker is part of the Siemens SENTRON NEB/HEB frame group and utilizes a standard bolt-on configuration.
Is there a newer replacement for the NEB2B090B?
Yes, for facility upgrades, this unit is officially replaced by the newer Siemens 3VA4190-6ED24-0AA0. Note that installing the replacement requires a 3VA41 mounting kit.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 3 reviews.
Total 5 star reviews: 3 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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Rating
3 reviews
- JLJeremy L.ReviewingSiemens NEB3B125B - 125A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars4/17/18The right product with great
The right product with great packaging and shipping
- JLJeremy L.ReviewingSiemens NEB3B030B - 30A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/26/17Great breaker. Best price and
Great breaker. Best price and fast service
- DBDan B.ReviewingSiemens NEB3B035B - 35A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars5/26/17Siemens NEB
Customer is happy.