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Siemens HEB2B020B Molded Case Circuit Breaker
- 20A
- 2 Pole
- Bolt-On
Siemens
HEB2B020B
Molded Case Circuit Breaker
Brand
Siemens
SKU
HEB2B020B
Quantity
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Siemens HEB2B020B - 20A 2 Pole Molded Case Circuit Breaker
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Description
Designed for commercial power distribution, the HEB2B020B provides thermal-magnetic protection for 20A circuits. This EG-frame breaker features fixed long-time and instantaneous trip functions. The bolt-on design ensures a secure connection within Siemens P3, P4, and P5 panelboards. This legacy unit is replaced by the HEG2B020B model. Rated at 65kAIC at 480VAC, it delivers high interrupting capacity. HACR and HID ratings make it versatile for HVAC and lighting loads.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HEB2B020B |
| Series | HEB |
| Amperage | 20A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600Y/347VAC, 125/250VDC |
| Phase | 1 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 42kA @ 125/250VDC |
| Frame Type | HEB |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P3, P4, P5 Panelboards |
| Wire Gauge | 14-1/0 AWG (Cu/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 |
| Available Options | Shunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included (TA1EG10) |
| Standards | CSA C22.2 No. 5, HACR, HID, IEC 60947-2, UL 489 |
| Approval | CE, CSA, IEC, NOM, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, HID Rated, High Interrupting Capacity, Reverse Feed, Trip-Free Mechanism, Non-Interchangeable Trip |
Product FAQs
8 answersWhich Siemens panelboards are compatible with the HEB2B020B breaker?
This bolt-on breaker is designed for use in Siemens P3, P4, and P5 series panelboards. It is commonly utilized in commercial and industrial power distribution systems.
What wire gauge is accepted by the terminals on the HEB2B020B?
The factory-installed lugs accept wire sizes ranging from 14 AWG to 1/0 AWG. The terminals are rated for both copper and aluminum conductors.
Can the HEB2B020B be used in DC circuits?
Yes, this breaker is rated for DC applications up to 125/250VDC, providing an interrupting capacity of 42kAIC at those voltages.
Are the trip settings on the HEB2B020B adjustable?
No, this breaker utilizes a fixed thermal magnetic trip unit. It provides standard long time and instantaneous protection without adjustable dials.
What is the maximum interrupting rating for the HEB2B020B?
The maximum interrupting rating is 100kAIC when applied at 240VAC. For 480VAC systems, it provides a 65kAIC rating, and at 600VAC or 347VAC, it is rated for 25kAIC.
What frame family does the HEB2B020B belong to?
It is part of the Siemens Sentron series and falls under the NEB/HEB frame group.
What type of protection does the HEB2B020B provide?
It provides thermal magnetic protection, which safeguards circuits against both sustained overloads and short circuits.
How does the HEB2B020B mount into the panelboard?
It features a bolt-on connection type. This requires securing the breaker directly to the panel busbars with bolts, ensuring a highly secure electrical connection for industrial environments.
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Customers rate this product 4.0 out of 5 based on 1 review.
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- JJohnReviewingSiemens HEB3B015B - 15A 3 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars9/19/234 Stars
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