General Electric THQC32020 20A 3-Pole 240 V Circuit Breaker Potential Transformer

The General Electric THQC32020 is a purpose-built 20A, 3-pole circuit breaker with a 240V rating, engineered for reliable protection and integrated monitoring in 3-phase electrical systems. Identified by Part Number THQC32020, this breaker is designed for installers who demand precision, durability, and seamless integration with measurement infrastructure.

Why this GE breaker stands out

• Three-pole design delivers balanced protection across all phases in 240V 3-phase circuits, reducing fault progression and simplifying panel troubleshooting.
• 20 ampere current rating aligns with common motor and equipment loads in commercial and light industrial settings, providing appropriate protection without nuisance tripping.
• Potential transformer capability supports system monitoring and measurement, enabling voltage feedback to controllers, meters, or automation systems for smarter energy management.
• Rugged GE engineering translates to dependable operation in demanding environments, with stable electrical characteristics over the life of the installation.

Practical applications

Use the THQC32020 in electrical distribution panels, motor control centers, or service entrances where 3-phase power is distributed and voltage monitoring is beneficial. It is ideal for HVAC drives, compressors, fans, and other 3-phase equipment that require reliable protection paired with measurement capability.

Key specifications

• Current rating: 20 A
• Poles: 3
• Voltage rating: 240 V
• Part number: THQC32020

Installation and best practices

When wiring the THQC32020, ensure proper terminal torque and secure connections to minimize resistance and heat buildup. Verify that your system voltage aligns with the 240 V rating and that the enclosure provides adequate clearance for heat dissipation. If you’re integrating with a monitoring or control system, plan for a clean conduit route for the potential transformer leads and ensure compatible interface to your metering equipment.

Who benefits most

Electrical professionals, panel builders, facility managers, and service technicians seeking robust protection with integrated measurement capabilities for 3-phase 240V applications will appreciate the GE THQC32020. With its clear part identification and proven GE reliability, it’s a practical choice for new installations or retrofit projects where monitoring and protection go hand in hand.