Siemens - HGB2B100B 100A 2-Pole 600V Bolt-On Molded Case Circuit Breaker
Siemens - HGB2B100B 100A 2-Pole 600V Bolt-On Molded Case Circuit Breaker
Product images are representative only. Actual product may vary.
The Siemens HGB2B100B is a 2-pole, 100-amp thermal magnetic molded case circuit breaker (MCCB) rated for 600VAC with bolt-on mounting. This HGB-frame, 2-pole breaker delivers reliable overcurrent and short-circuit protection for single-phase and two-phase branch and feeder circuits in commercial and industrial 600V power distribution systems. Its bolt-on design provides a secure installation in compatible Siemens panelboards and switchboards.
Specifications
| Attribute | Value |
|---|---|
| Part Number | HGB2B100B |
| Manufacturer | Siemens |
| Amperage Rating | 100A |
| Voltage Rating | 600VAC |
| Number of Poles | 2 |
| Trip Type | Thermal Magnetic |
| Mount Type | Bolt-On |
| Interrupting Rating | 65kA @ 240V / 25kA @ 600V |
| Standard | UL 489 Listed |
| Frame Series | HGB |
Key Features
- 2-pole design for single-phase and two-wire 100A circuit protection at 600V
- Bolt-on mounting for secure installation in Siemens HGB-frame compatible panelboards
- Thermal magnetic trip for reliable overload and instantaneous fault protection
- 100-amp, 600V rating for medium-capacity branch and feeder circuits
- UL 489 Listed, NEC compliant
- Compact HGB frame for efficient switchboard installations
Common Applications
- 100A single-phase feeder and branch circuit protection in 600V panels
- Two-wire equipment and motor circuit protection at 600V
- Commercial and industrial single-phase distribution circuits
- Control equipment and instrumentation panel feeders
- Replacement in Siemens HGB-frame 2-pole compatible panelboards
Frequently Asked Questions
What is the Siemens HGB2B100B?
The Siemens HGB2B100B is a 100-amp, 2-pole, 600V thermal magnetic bolt-on MCCB used for overcurrent and short-circuit protection of single-phase and two-wire branch and feeder circuits in commercial and industrial 600V electrical systems.
What is the difference between HGB2B100B (2-pole) and HGB3B020B (3-pole)?
The HGB2B100B is a 2-pole, 100A breaker for single-phase and two-wire circuits, while HGB3B020B is a 3-pole, 20A breaker for three-phase circuits. Both are Siemens HGB-frame bolt-on MCCBs, but differ in pole count and amperage rating.
Is the HGB2B100B in stock?
Yes. Alpha Brokers & Controls stocks the Siemens HGB2B100B. Contact us for current availability and pricing.