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Siemens HEB2B110B Molded Case Circuit Breaker
- 110A
- 2 Pole
- Bolt-On
Siemens
HEB2B110B
Molded Case Circuit Breaker
Brand
Siemens
SKU
HEB2B110B
Quantity
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Siemens HEB2B110B - 110A 2 Pole Molded Case Circuit Breaker
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Description
Part of the Sentron family, this 110A two-pole molded case circuit breaker provides reliable thermal-magnetic protection for demanding industrial environments. The HEB2B110B mounts into Siemens P3, P4, and P5 panelboards, offering a robust bolt-on connection for stable power delivery. Featuring a high interrupting rating of 65kA at 480VAC and factory-installed load side lugs, it ensures safe operation. Note that this legacy NEB/HEB frame unit is officially replaced by the HEG2B110B model.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HEB2B110B |
| Series | HEB |
| Amperage | 110A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 42kA @ 250VDC |
| Frame Type | HEB |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P3, P4, P5 Panelboards |
| Wire Gauge | 6-3/0 AWG (Cu/Al) |
| Max Wire | 3/0 AWG |
| Min Wire | 6 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 (TA1EG30) |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, IEC, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, High Interrupting Capacity, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism |
Product FAQs
5 answersWhich Siemens panelboards are compatible with the HEB2B110B?
This bolt-on breaker is designed for use in Siemens P3, P4, and P5 series panelboards.
What type of protection does the LI trip function provide?
The LI designation indicates a thermal-magnetic trip unit with fixed Long-Time (thermal) overload protection and fixed Instantaneous (magnetic) short-circuit protection.
Can the HEB2B110B be used in direct current (DC) systems?
Yes, this breaker is rated for DC applications up to 250V DC, providing an interrupting capacity of 42kAIC.
What wire sizes and materials are accepted by the lugs on this breaker?
The factory-installed lugs accept 6 AWG to 3/0 AWG wire and are rated for both copper (Cu) and aluminum (Al) conductors.
What is the difference between Siemens NEB and HEB frame breakers?
Both belong to the same physical frame size and family, but the HEB frame offers a higher interrupting capacity (65kAIC at 480V AC) compared to the standard NEB frame.
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Reviews
Review summary
Customers rate this product 4.0 out of 5 based on 1 review.
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1 review
- JJohnReviewingSiemens HEB3B015B - 15A 3 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars9/19/234 Stars
Great service