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Siemens HEB2B100B Molded Case Circuit Breaker
- 100A
- 2 Pole
- Bolt-On
Siemens
HEB2B100B
Molded Case Circuit Breaker
Brand
Siemens
SKU
HEB2B100B
Quantity
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Siemens HEB2B100B - 100A 2 Pole Molded Case Circuit Breaker
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Description
Built to handle heavy-duty loads, the Siemens HEB2B100B is a 100A, 2-pole MCCB providing reliable long-time and instantaneous (LI) protection. This bolt-on breaker is specifically engineered to mount into Siemens P3, P4, and P5 panelboards. It serves as the original HEB frame unit, which is replaced by the HEG2B100B for newer installations. Capable of interrupting severe faults, it boasts a 65kAIC rating at 480VAC. The breaker is HACR rated and includes TA1EG10 load-side lugs.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HEB2B100B |
| Series | HEB |
| Amperage | 100A |
| 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 | 14-1/0 AWG (Cu), 12-1/0 AWG (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, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, High Interrupting Capacity |
Product FAQs
5 answersWhich Siemens panelboards are compatible with the HEB2B100B breaker?
This bolt-on breaker is designed for use in Siemens P3, P4, and P5 series panelboards. It mounts directly to the panel bus using a bolted connection.
What wire sizes are accepted by the terminals on this 100A breaker?
The standard lugs accept 14 to 1/0 AWG copper wire or 12 to 1/0 AWG aluminum wire. Ensure proper torque specifications are followed during installation.
What is the difference between the NEB and HEB frame breakers?
The HEB frame, such as the HEB2B100B, is the high interrupting capacity version rated at 65kAIC at 480VAC. The NEB frame is the standard interrupting capacity version. Both share the same physical dimensions and panel compatibility.
Can the HEB2B100B be used in DC applications?
Yes, this breaker is rated for use in DC circuits up to 250VDC with a maximum interrupting capacity of 42kAIC.
Are the thermal and magnetic trip settings adjustable on this model?
No, the HEB2B100B features fixed thermal and fixed magnetic trip elements. It provides standard long-time and instantaneous protection without field adjustability.
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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