QBHW3100H - 100 Amp Circuit Breaker

QBHW3100H - 100 Amp Circuit Breaker

The QBHW3100H is a 3-pole, 100-amp thermal magnetic bolt-on circuit breaker designed to provide dependable overcurrent and short-circuit protection for your commercial, industrial, and institutional electrical distribution systems. Built as part of the QBHW series, this breaker features a 22kA interrupting rating at 240VAC, making it well-suited for applications where higher available fault current requires reliable circuit protection. Its bolt-on mounting design helps you create a secure electrical connection that minimizes movement and supports long-term performance in panelboard installations. Rated for 40°C operation and HACR applications, the QBHW3100H combines consistent protection with the convenience of a Quicklag-style design, making it an excellent choice for new installations, equipment upgrades, or maintenance projects where dependable circuit protection is essential.

Key Features and Benefits

• 100 Amp continuous current rating for medium- to high-capacity branch circuits.
• Three-pole configuration provides simultaneous protection for three-phase electrical systems.
• 22 kA interrupting capacity at 240 VAC helps protect electrical equipment in installations with higher available fault current.
• Thermal magnetic trip mechanism delivers dependable overload and instantaneous short-circuit protection.
• The bolt-on mounting design provides a secure installation and a reliable electrical connection.
• Quicklag (QBHW) style construction supports compatibility with designated panelboard applications.
• 40°C rated for dependable operation in elevated ambient temperatures.
• HACR rated, making it suitable for heating, air conditioning, and refrigeration equipment applications where permitted by code and equipment specifications.
  

Technical Specifications

• Part Number: QBHW3100H
  
• Type: QBHW
  
• Poles: 3
  
• Amperage: 100 Amps
  
• Voltage Rating: 240VAC
  
• Interrupting Rating (A.I.C.): 22kA @ 240VAC
  
• Trip Type: Thermal Magnetic
  
• Mounting Style: Bolt-On
  
• HACR Rated: Yes
  
• Temperature Rating: 40°C
  
• Dimensions:
  • Height: 3.41 in.
  • Width: 3.00 in.
  • Depth: 2.92 in.

Material Compliance and Certifications

• The QBHW3100H is designed for use in electrical distribution systems that require a thermal-magnetic bolt-on circuit breaker with HACR suitability and a 40°C operating rating. It should be installed in accordance with applicable electrical codes and used only in equipment designed for this breaker type. Always verify compatibility with the intended panelboard and application before installation.
  

Where It Works Best

• The QBHW3100H is well suited for commercial buildings, industrial facilities, office complexes, educational institutions, healthcare facilities, and multi-unit properties that require dependable three-phase circuit protection. Its 100-amp capacity, 22kA interrupting rating, and bolt-on design make it a practical choice for protecting feeders, distribution panels, HVAC equipment, motor loads, and other critical electrical circuits where consistent overcurrent protection and secure installation are important.