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Siemens HE3B100 Molded Case Circuit Breaker
- 100A
- 3 Pole
- Bolt-On
Siemens
HE3B100
Molded Case Circuit Breaker
Brand
Siemens
SKU
HE3B100
Quantity
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Siemens HE3B100 - 100A 3 Pole Molded Case Circuit Breaker
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Description
Rated for 65kAIC at 240VAC, this 3-pole 100A molded case circuit breaker delivers heavy-duty thermal-magnetic protection. It is engineered for commercial and industrial power distribution networks requiring high interrupting capacity. The bolt-on unit is fully compatible with Siemens P2 and P3 panelboards, along with legacy ITE systems. Facilities looking to update their infrastructure can use the HED63B100 as a substitute. The E-frame design accommodates optional accessories like shunt trips.Specifications
| Brand | Siemens |
|---|---|
| Part Number | HE3B100 |
| Series | HE |
| Amperage | 100A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480VAC, 18kA @ 600VAC, 10kA @ 250VDC |
| Frame Type | HE |
|---|---|
| Terminal Type | Lugs |
| For Use With | Siemens P2 Panelboards, Siemens P3 Panelboards, Legacy ITE Panelboards |
| Wire Gauge | 10-1/0 AWG (Cu/Al) |
| Max Wire | 1/0 AWG |
| Min Wire | 10 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 Lugs |
| Standards | CSA C22.2 No. 5, NEMA AB 1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | High Interrupting Capacity, Non-Interchangeable Trip |
Product FAQs
5 answersWhich panelboards accept the HE3B100 circuit breaker?
This bolt-on breaker is designed for installation in Siemens P2 and P3 panelboards, as well as legacy ITE panelboards.
Is the Siemens HE3B100 interchangeable with the ITE HE3B100?
Yes. Siemens acquired ITE and continued producing these E-frame breakers. The Siemens HE3B100 is a direct replacement for the older ITE branded version.
What wire sizes and materials are supported by the standard lugs?
The factory-installed lugs are rated for both copper and aluminum conductors, accepting wire sizes from 10 AWG up to 1/0 AWG.
Can this breaker be applied in DC voltage systems?
Yes, the HE3B100 is rated for direct current applications up to 250VDC, providing an interrupting rating of 10kAIC at that voltage.
Does this breaker offer adjustable trip settings?
No, it is equipped with a thermal magnetic trip unit that has fixed long-time and fixed instantaneous trip functions.
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