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Siemens HGB2B015B Molded Case Circuit Breaker
- 15A
- 2 Pole
- Bolt-On
Siemens
HGB2B015B
Molded Case Circuit Breaker
Brand
Siemens
SKU
HGB2B015B
Quantity
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Siemens HGB2B015B - 15A 2 Pole Molded Case Circuit Breaker
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Description
Rated for 100kAIC at 240VAC, this 15-amp two-pole component tackles severe industrial fault conditions. The Sentron series design incorporates responsive thermal-magnetic protection. Integration is straightforward with bolt-on mounting compatible with Siemens P1 through P5 panelboards. For modern upgrades, the 3VA5115-6ED21-0AA0 serves as the designated replacement. Beyond its massive 100kA rating, this unit supports 480Y/277VAC systems at 35kA and carries an HACR certification.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HGB2B015B |
| Series | HGB |
| Amperage | 15A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480Y/277VAC, 600Y/347VAC, 125/250VDC |
| Phase | 1 |
| AIC Rating | 100kA @ 240VAC, 35kA @ 480Y/277VAC, 14kA @ 600Y/347VAC, 14kA @ 125/250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P1, P2, P3, P4, P5 Panelboards |
| Wire Gauge | 14-10 AWG (Cu/Al) |
| Max Wire | 10 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 |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CSA, NOM, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, High Interrupting Capacity |
Product FAQs
6 answersWhich Siemens panelboards are compatible with the HGB2B015B?
This bolt-on circuit breaker is designed for installation in Siemens P1, P2, P3, P4, and P5 commercial and industrial panelboards. It is not intended for standard residential load centers.
What are the acceptable wire sizes for the terminals on this breaker?
The standard lugs accept 14 AWG to 10 AWG wire. Both copper and aluminum conductors are supported for installation.
Can the HGB2B015B be utilized in DC voltage systems?
Yes, this breaker is rated for use in DC applications up to 250V DC, where it provides a 14kA interrupting rating.
How does the interrupting rating scale across different AC voltages?
The breaker provides a maximum 100kA interrupting capacity at 240V AC. This scales down to 35kA at 480Y/277V AC and 14kA at 600Y/347V AC.
Are the thermal and magnetic trip settings adjustable on this model?
No, this breaker utilizes a fixed thermal and fixed magnetic trip unit. It provides standard long-time and instantaneous protection without adjustable dials.
What frame size does the HGB2B015B use?
It is built on the Siemens GB frame, which is part of the broader Sentron family of molded case circuit breakers.
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