THHQB32015 - 15Amp Circuit Breaker

THHQB32015 - 15 Amp Circuit Breaker

The THHQB32015 circuit breaker is a dependable 15-amp, 3-pole molded-case circuit breaker designed to provide reliable overcurrent and short-circuit protection for your commercial, industrial, and institutional electrical distribution systems. As part of the trusted THHQB Q-Line series, this bolt-on circuit breaker offers secure installation and stable performance in panelboard applications where durability and consistent circuit protection are essential. Featuring a 22kA interrupting rating at 240VAC, the THHQB32015 is engineered to help you safeguard electrical equipment, conductors, and connected loads from potentially damaging fault conditions. Its compact footprint and proven design make it an excellent choice for maintaining the safety, efficiency, and continuity of electrical systems.

Key Features and Benefits

• 15 Amp Rating: Ideal for protecting lower-amperage three-phase branch circuits and equipment.
• 3-Pole Configuration: Provides simultaneous protection across three conductors in three-phase electrical systems.
• 22kAIC at 240VAC: High interrupting capacity helps manage fault currents safely and effectively.
• Bolt-On Mounting Design: Creates a secure mechanical and electrical connection within compatible panelboards.
• THHQB Q-Line Series: Designed for dependable performance in demanding commercial and industrial environments.
• Molded Case Construction: Built to deliver long-term electrical protection and operational reliability.
• HACR Rated: Suitable for heating, air conditioning, and refrigeration equipment applications where HACR-rated protection is required.
• Space-Efficient Design: Compact dimensions simplify installation while maximizing panel space utilization.
  

Technical Specifications

• Part Number: THHQB32015
  
• Type: THHQB
  
• Circuit Breaker Style: Molded Case Circuit Breaker
  
• Mounting: Bolt-On
  
• Series: Q-Line
  
• Poles: 3
  
• Amperage Rating: 15 Amps
  
• Voltage Rating: 240VAC
  
• Interrupting Rating: 22kAIC @ 240VAC
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 3.5 in.
  • Width: 3.0 in.
  • Depth: 2.81 in.

Material Compliance and Certifications

• Industry Performance and Safety Requirements: The THHQB32015 is manufactured and tested to meet applicable industry performance and safety requirements for molded case circuit breakers.
• HACR Rating: Its HACR rating supports use in HVAC and refrigeration-related applications.
• Electrical Installation Standards: Its design is intended to provide dependable circuit protection in accordance with recognized electrical installation standards and equipment specifications.
  

Where It Works Best

• The THHQB32015 is well-suited for a variety of commercial and industrial electrical systems that require dependable three-phase circuit protection. Common applications include commercial buildings and office facilities, manufacturing and industrial equipment circuits, HVAC and refrigeration systems, panelboards and distribution equipment, educational and institutional facilities, light industrial machinery and control systems, and electrical infrastructure upgrades and maintenance projects. When reliable overcurrent protection and secure bolt-on installation are priorities, the THHQB32015 delivers the performance and protection needed to help keep electrical systems operating safely and efficiently.