GE THQB32020ST1 Shunt Trip Circuit Breaker – 20A – 3-Pole – 120/240V AC – 10kAIC @ 120/240V – Bolt-On – THQB Series

The GE THQB32020ST1 is a 20A, 3-pole thermal-magnetic molded case circuit breaker from the THQB Q-Line Series, featuring a factory-installed 120V AC shunt trip for remote tripping. It provides Long-Time and Instantaneous (LI) overcurrent protection along with remote trip capability for compatible commercial and industrial electrical distribution applications.

The breaker uses a bolt-on mounting design for compatible GE load centers and lighting panelboards. It features internal common trip, Quick-Make/Quick-Break operation, visual trip indication, HACR rating, and reverse-feed suitability.

Specifications:

• Manufacturer: ABB / General Electric (GE)
• Product Type: Shunt Trip Molded Case Circuit Breaker
• Catalog No.: THQB32020ST1
• Product Family: Q-Line
• Series: THQB
• Frame Type: Q-Line
• Current Rating: 20A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 120V AC, 120/240V AC, 240V AC
• Interrupting Rating: 10kAIC @ 120/240V AC
• Protection Type: Thermal-Magnetic
• Trip Functions: Long-Time and Instantaneous (LI)
• Trip Type: Non-Interchangeable
• Shunt Trip: Factory-Installed
• Shunt Trip Voltage: 120V AC
• Mounting Type: Bolt-On
• Terminal Type: Load-Side Lugs
• Wire Range: 14–8 AWG Copper; 12–8 AWG Aluminum
• Construction: Internal Common Trip
• Mechanism: Quick-Make / Quick-Break
• Trip Indication: Visual Trip Indication
• Ratings: HACR Rated
• Reverse Feed: Suitable for Reverse Feed
• Application: Commercial and Industrial Power Distribution
• Brand: ABB / General Electric

Part Numbers & Identification:

• Manufacturer Part Number (MPN): THQB32020ST1
• Catalog Number: THQB32020ST1
• Product Family: GE Q-Line Circuit Breakers
• Series: THQB
• Frame Type: Q-Line
• Brand: ABB / General Electric
• Manufacturer: General Electric (GE)
• Product Type: Shunt Trip Molded Case Circuit Breaker
• Model: THQB32020ST1
• Breaker Configuration: 3-Pole, 20A
• UPC: 783164034059

Compatibility:

Designed for use with compatible GE Q-Line THQB load centers and lighting panelboards that accept THQB Series bolt-on circuit breakers. The THQB32020ST1 provides 20A, 3-pole thermal-magnetic protection with a factory-installed 120V AC shunt trip for remote tripping.

Always verify the specific load center or panelboard model, approved breaker type, system voltage, interrupting rating, pole configuration, shunt-trip control voltage, terminal arrangement, conductor size, and installation requirements before installation.

Certifications:

• UL Listed
• CSA Certified
• HACR Rated

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You may return items within 10 days of delivery for a refund.

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