Free Shipping Over $99
Siemens NGB1B015B Molded Case Circuit Breaker
- 15A
- 1 Pole
- Bolt-On
Siemens
NGB1B015B
Molded Case Circuit Breaker
Brand
Siemens
SKU
NGB1B015B
Quantity
Shop with Confidence
Add an extra year of protection in your cart.
Siemens NGB1B015B - 15A 1 Pole Molded Case Circuit Breaker
New
Quantity
Similar Items
25A 1 Pole Molded Case Circuit Breaker
30A 1 Pole Molded Case Circuit Breaker
35A 1 Pole Molded Case Circuit Breaker
Description
Highly capable in commercial settings, the Siemens NGB1B015B is a 15A molded case circuit breaker designed for reliable power distribution. It features fixed thermal-magnetic trip functions to protect branch circuits against overloads. This single-pole breaker bolts into Siemens P1, P2, and P3 panelboards. When modernizing systems, note that this NGB frame unit is replaced by the 3VA51 series.Specifications
| Brand | Siemens |
|---|---|
| Part Number | NGB1B015B |
| Series | NGB |
| Amperage | 15A |
| Poles | 1 |
| Mounting Style | Bolt-On |
| Voltage | 120VAC, 277VAC, 125VDC, 347VAC |
| Phase | 1 |
| AIC Rating | 100kA @ 120VAC, 25kA @ 277VAC, 14kA @ 125VDC, 14kA @ 347VAC |
| Frame Type | GG |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P1, P2, P3 Panelboards |
| Wire Gauge | 14-6 AWG (Cu), 12-6 AWG (Al) |
| Max Wire | 6 AWG |
| Min Wire | 14 AWG (Cu), 12 AWG (Al) |
| 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 |
|---|---|
| Accessories | Load Side Lugs (TC1Q1) |
| Standards | CSA C22.2 No. 5, UL 489, NEMA AB 1 |
| Approval | CSA, HACR, HID, SWD, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed |
Product FAQs
6 answersWhich panelboards accept the Siemens NGB1B015B circuit breaker?
This single-pole breaker bolts directly into Siemens P1, P2, and P3 commercial panelboards.
What is the modern replacement series for Siemens NGB frame breakers?
When upgrading or modernizing panelboards, NGB frame breakers like the NGB1B015B are superseded by the Siemens 3VA51 series.
Is the NGB1B015B suitable for switching lighting and HVAC loads?
Yes, this breaker is SWD (Switching Duty), HID (High-Intensity Discharge), and HACR (Heating, Air Conditioning, and Refrigeration) rated, allowing it to safely control fluorescent lighting, HID fixtures, and HVAC equipment.
Can the NGB1B015B be installed in DC circuits?
Yes, in addition to its AC ratings, this breaker is rated for 125VDC systems with a 14kA interrupting capacity.
What are the acceptable wire sizes for the NGB1B015B terminals?
The included lugs accommodate 14 to 6 AWG copper conductors or 12 to 6 AWG aluminum conductors.
Can the trip curve be adjusted on the NGB1B015B?
No, this thermal-magnetic breaker utilizes fixed thermal and fixed magnetic trip elements for its long-time and instantaneous (LI) protection functions.
SuperClub
Join free. Get 500 SuperPoints.
Earn points on eligible purchases and redeem them at checkout.
100 SuperPoints = $1 off.
Warranties
Add an extra year of protection
60-Day Warranty
Your purchase includes 60 days of SuperBreakers warranty coverage.
Add a 1-year warranty extension in your cart.
Get a Quote
Don’t see what you’re looking for?
We source obsolete and hard-to-find parts every day.
Shipping
Free Shipping Policy
Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.
Same Day Shipping
We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
Expedited Shipments
Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping
All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.