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Siemens LGB2B015B Molded Case Circuit Breaker
- 15A
- 2 Pole
- Bolt-On
Siemens
LGB2B015B
Molded Case Circuit Breaker
Brand
Siemens
SKU
LGB2B015B
Quantity
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Siemens LGB2B015B - 15A 2 Pole Molded Case Circuit Breaker
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Description
Part of the Sentron GB family, the Siemens LGB2B015B is a 2-pole, 15A molded case circuit breaker for commercial applications. It provides robust thermal-magnetic protection with a Switching Duty rating for lighting loads. This bolt-on breaker installs into Siemens P1, P2, and P3 panelboards. The LGB series is officially replaced by the newer 3VA41 frame. Rated for 100 kAIC at 240VAC and 65 kAIC at 480Y/277VAC, it ensures superior fault clearing and is HACR rated for HVAC circuits.Specifications
| Brand | Siemens |
|---|---|
| Series | LGB |
| Amperage | 15A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480Y/277VAC, 600Y/347VAC, 125/250VDC |
| Phase | 1 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480Y/277VAC, 14kA @ 600Y/347VAC, 14kA @ 125/250VDC |
| 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 |
| 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, Padlock Attachment |
|---|---|
| Accessories | Load Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, IEC, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, HID Rated, Trip-Free Mechanism, Non-Interchangeable Trip |
Product FAQs
5 answersWhich Siemens panelboards are compatible with the LGB2B015B breaker?
This bolt-on molded case circuit breaker is designed for direct installation into Siemens P1, P2, and P3 panelboards.
What are the acceptable wire sizes for the lugs on the LGB2B015B?
The factory lugs accept 14 to 6 AWG copper conductors or 12 to 6 AWG aluminum conductors.
Is the LGB2B015B rated for DC voltage applications?
Yes, this breaker carries a DC interrupting rating of 14kA at 125 or 250VDC, making it suitable for specific direct current systems alongside its standard AC ratings.
Are the thermal and magnetic trip settings adjustable on this breaker?
No, the LGB2B015B features a fixed thermal and fixed magnetic trip unit. It provides standard Long-Time and Instantaneous protection without field adjustability.
Does this breaker require a DIN rail for installation?
No, the LGB2B015B is a bolt-on circuit breaker designed to bolt directly to the busbars of compatible Siemens panelboards rather than mounting to a DIN rail.
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