Siemens HGB2B100 100A 2-Pole 600V Bolt-On Molded Case Circuit Breaker
Siemens HGB2B100 100A 2-Pole 600V Bolt-On Molded Case Circuit Breaker
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The Siemens HGB2B100 is a 100-Amp, 2-Pole, 600-Volt bolt-on molded case circuit breaker engineered for reliable overcurrent protection in commercial and industrial electrical systems. Featuring a thermal-magnetic trip mechanism, this MCCB delivers precise, responsive protection against both overloads and short-circuit faults — safeguarding equipment, wiring, and personnel.
Key Specifications
- Part Number: HGB2B100
- Brand: Siemens
- Ampere Rating: 100A
- Number of Poles: 2
- Voltage Rating: 600V AC
- Breaker Type: Molded Case Circuit Breaker (MCCB)
- Mounting Style: Bolt-On
- Trip Type: Thermal-Magnetic
- Frame Series: HGB
- Condition: New
Why Choose the Siemens HGB2B100?
The HGB2B100 is part of Siemens' trusted HGB frame series, designed for demanding environments where reliability is non-negotiable. The bolt-on mounting style ensures a secure, vibration-resistant connection to panelboards and switchgear, making it ideal for applications in manufacturing facilities, commercial buildings, data centers, and utility systems.
The thermal-magnetic trip mechanism provides dual-layer protection: the thermal element guards against sustained overloads, while the magnetic element responds instantly to dangerous short-circuit conditions — all within a rugged, compact molded case housing.
Common Applications
- Commercial and industrial panelboards
- Motor branch circuit protection
- Feeder circuit protection
- Manufacturing and process equipment
- HVAC systems and mechanical rooms
- Switchgear and distribution boards
Compatibility & Installation
The HGB2B100 is designed for bolt-on installation in compatible Siemens and other standard panelboards. Always verify compatibility with your specific enclosure or panelboard model before installation. Installation should be performed by a licensed electrician in accordance with NEC and local electrical codes.
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