THQL2140ST1 - 40A Circuit Breaker

THQL2140ST1 40A Circuit Breaker

The THQL2140ST1 Circuit Breaker from ABB’s Q-Line series offers advanced protection and enhanced control for your electrical systems. This two-pole, 40-amp circuit breaker is equipped with a shunt trip, allowing for an external power shut-off switch outside the main breaker. Ideal for both residential and commercial applications, the THQL2140ST1 fits seamlessly into load centers and lighting panels. Its compact, one-inch wide per pole design ensures efficient use of space while providing robust protection. With a voltage rating of 120/240V and an interrupting capacity of 10kAIC, this circuit breaker is engineered to handle significant electrical loads, safeguarding your system against overloads and short circuits. The quick-make/quick-break mechanism and clear trip indication enhance both safety and user convenience.

Key Features and Benefits:

• Shunt Trip Feature: Allows for an external power shut-off switch, providing additional safety and control for your electrical systems.
• Compact Design: The one-inch wide per pole design ensures a space-efficient solution for various electrical applications.
• High Interrupting Capacity: Boasts a 10kAIC interrupting rating, ensuring it can handle significant fault currents to protect your system.
• Versatile Voltage Compatibility: Suitable for 120 Vac and 120/240 Vac systems, offering flexibility for diverse electrical setups.
• Quick-Make/Quick-Break Mechanism: Ensures fast switching for enhanced safety and reliability.
• Clear Trip Indication: Features an easy-to-spot trip indication for quick identification of circuit breaker status.

Technical Specifications:

• Poles: 2
• Amperage: 40A
• System Voltage: 120 Vac, 120/240 Vac
• Interrupting Rating: 10KAIC at 120 Vac and 120/240 Vac
• Shunt Trip: Yes
• Suitable for Reverse Feed: Yes
• GSA Compliance: No

Material Compliance and Certifications:

• The THQL2140ST1 circuit breaker meets rigorous industry standards and certifications, ensuring its reliability and safety. It is built to provide robust protection and is compliant with relevant safety requirements.

Suitability:

• The THQL2140ST1 is ideal for a range of applications, including residential, commercial, and light industrial settings. Its shunt trip feature offers additional safety and control, making it an excellent choice for load centers and lighting panels that require an external power shut-off mechanism. The breaker’s high interrupting capacity and clear trip indication enhance system safety, making it a reliable component in maintaining uninterrupted and safe electrical operations.