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ABB / General Electric THHQL32040 Miniature Circuit Breaker

  • 40A
  • 3 Pole
  • Plug-On
ABB / General Electric THHQL32040
Miniature Circuit Breaker
Brand ABB / General Electric
SKU THHQL32040
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  • 40A
  • 3 Pole
  • Plug-On

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ABB / General Electric THHQL32040 - 40A 3 Pole Miniature Circuit Breaker

ABB / General Electric THHQL32040 - 40A 3 Pole Miniature Circuit Breaker

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$121.19 In Stock

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Description

Part of the Q-Line family, the GE THHQL32040 provides 40 amps of protection across three poles. This miniature breaker is rated for 240VAC and features a 22kAIC interrupting capacity for demanding applications. Mounts into GE PowerMark Gold load centers and A-Series panelboards. The plug-on design allows for straightforward installation, while the internal common trip ensures all poles open simultaneously. It accepts 8-3 AWG wiring.

Specifications

Key specifications
Brand ABB / General Electric
Part Number THHQL32040
Series THHQL
Amperage 40A
Poles 3
Mounting Style Plug-On
Voltage 240VAC
Phase 3
AIC Rating 22kA @ 240VAC
Fit and installation
Frame Type THQL
Terminal Type Box Lugs
For Use With GE PowerMark Gold Load Centers, GE A-Series Panelboards
Wire Gauge 8-3 AWG (Cu), 8-3 AWG (Al)
Max Wire 3 AWG
Min Wire 8 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Padlock Attachment
Standards CSA C22.2 No. 5, UL 489
Approval CSA, UL
Temp Rating 10C to 50C
Construction Features HACR Rated, Common Trip, Quick-Make/Quick-Break, High Interrupting Capacity

Product FAQs

7 answers
Are ABB and GE THHQL32040 circuit breakers the exact same product?

Yes. Following ABB's acquisition of GE Industrial Solutions, Q-Line breakers are branded as ABB or GE. They are identical in form, fit, and function.

How much panel space does the THHQL32040 require?

This Q-Line breaker is 1 inch wide per pole. As a 3-pole breaker, it requires three standard 1-inch spaces in a compatible 3-phase load center.

Can I use the THHQL32040 in a single-phase panel?

No. The THHQL32040 is a 3-pole breaker designed for 3-phase systems. It must be installed in a 3-phase GE PowerMark Gold load center or A-Series panelboard.

Can the THHQL32040 replace a standard THQL32040?

Yes. The THHQL32040 has a 22kAIC interrupting rating, which exceeds the 10kAIC rating of the standard THQL32040. It shares the same physical dimensions and plug-on mounting, making it a direct upgrade where higher fault current protection is required.

What is the difference between the THHQL32040 and the THHQB32040?

The THHQL32040 is a plug-on circuit breaker designed for load centers. The THHQB32040 is the bolt-on equivalent used in commercial lighting panels. They are not interchangeable.

Is the THHQL32040 suitable for HVAC equipment protection?

Yes. This breaker is UL listed as HACR rated, meaning it is approved for use with heating, air conditioning, and refrigeration equipment.

Does the THHQL32040 feature a common trip mechanism?

Yes. It features an internal common trip, ensuring that an overload or short circuit on any single pole will simultaneously disconnect all three poles to prevent single-phasing.

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Reviews

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  • TG
    Tim G.
    Flag of United States
    Reviewing
    ABB / General Electric THHQL32020 - 20A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/17/22
    great service!

    great service!