THHQB1140 - 40A Circuit Breaker

THHQB1140 40A Circuit Breaker

Ensure robust electrical safety and efficiency in both residential and commercial settings with the THHQB1140 Circuit Breaker, a premier offering from our Q-Line Miniature Circuit Breakers series. This one-inch wide, single-pole circuit breaker is specifically engineered to deliver top-tier performance with a thermal-magnetic protection system, catering to a broad spectrum of applications from lighting panels to load centers.

Key Features and Benefits:

• Compact Design: The sleek, one-inch per pole design of the THHQB1140 ensures it fits neatly into your existing electrical panels without requiring additional space.
• High Interrupting Capacity: With an impressive 22kA interrupting rating at both 120 and 240 Vac, this circuit breaker is built to handle sudden surges with ease, providing reliable protection against electrical faults.
• Quick-make/Quick-break Mechanism: This feature guarantees swift and safe operation, reducing the duration of electrical arcs to protect your equipment.
• Visible Trip Indication: Easy to spot trip indicator allows for quick identification of tripped circuits, making resets fast and straightforward.
• Bolt-on Installation: Designed for secure bolting to bus connections, ensuring a stable and durable connection that minimizes maintenance needs.

Technical Specifications:

• System Voltage: Operable at both 120 Vac and 120/240 Vac, providing versatile application across various electrical systems.
• Amperage: Rated at 40A, suitable for a wide range of household and industrial appliances.
• Poles: Single pole configuration to effectively protect single-phase circuits.
• Trip Function: LI (Long-time and Instantaneous) with non-interchangeable trip units.

Material Compliance and Certifications:

• UL Listed: Meets stringent UL standards (UL File #E11592), affirming its safety and reliability.
• HACR Rated: Suitable for heating, air-conditioning, and refrigeration applications, this circuit breaker meets the requirements for diverse environments.

Suitability:

• Reverse Feed Capable: Versatile installation options with suitability for reverse feed use, enhancing installation flexibility.
• Fixed Thermal and Magnetic Settings: Ensures consistent performance and protection under predefined conditions without the need for adjustment.

Designed for both ease of use and peak performance, the THHQB1140 Circuit Breaker from the Q-Line series represents the pinnacle of circuit protection technology. Its robust build and advanced features ensure that it stands out as a top choice for safeguarding your electrical infrastructure.