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ABB A2N175TW Molded Case Circuit Breaker

  • 175A
  • 3 Pole
  • Unit Mount
ABB A2N175TW
Molded Case Circuit Breaker
Brand ABB
SKU A2N175TW
Select Item Condition
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  • 175A
  • 3 Pole
  • Unit Mount

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ABB A2N175TW - 175A 3 Pole Molded Case Circuit Breaker

ABB A2N175TW - 175A 3 Pole Molded Case Circuit Breaker

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$1,131.00 Check Stock

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Description

Providing dependable circuit protection, the ABB A2N175TW is a 3-pole MCCB from the Formula A2 frame group. It is equipped with a fixed thermal-magnetic trip unit, ensuring accurate long-time and instantaneous response for demanding environments. This unit-mount MCCB fits ABB ReliaGear RQ panelboards and replaces legacy GE THQD32175 breakers, streamlining panel upgrades. Delivering a 25kAIC rating at 240VAC, the 175A breaker includes front terminals, is HACR rated, and is reverse-feedable.

Specifications

Key specifications
Brand ABB
Series Formula
Amperage 175A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 250VDC
Phase 3
AIC Rating 25kA @ 240VAC, 25kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With ABB ReliaGear RQ Panelboards
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, Undervoltage Release, Padlock Attachment, Rotary Handle, Lug Kits, DIN Rail Adapter
Accessories Front Terminals Included
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CSA, IEC, UL
Temp Rating -25C to 70C
Construction Features Reverse Feed, HACR Rated, 50C Ambient Calibration

Product FAQs

7 answers
Can the ABB A2N175TW be used to replace older GE breakers?

Yes, this Formula A2 frame breaker serves as a functional replacement for legacy GE THQD32175 circuit breakers, which helps streamline panel upgrades.

Which panelboards are compatible with the A2N175TW circuit breaker?

This molded case circuit breaker is specifically designed for installation in ABB ReliaGear RQ panelboards.

What mounting options are available for this Formula A2 frame breaker?

The breaker features a unit-mount design that can be installed on a chassis, rear-mounted, or secured to a DIN rail within compatible enclosures.

Is this circuit breaker suitable for heating, air conditioning, and refrigeration applications?

Yes, the ABB A2N175TW is HACR rated, ensuring it meets the specific protection requirements for HVACR equipment.

Can this breaker be reverse-fed?

Yes, this molded case circuit breaker is reverse-feedable, allowing for flexible installation and wiring configurations in your distribution panel.

How does the trip unit on the A2N175TW function?

It is equipped with a fixed thermal-magnetic trip unit that provides long-time and instantaneous (LI) protection, ensuring accurate response to overloads and short circuits without requiring manual curve adjustments.

What type of terminal connections does this breaker use?

The A2N175TW includes front-mounted lugs for secure wire terminations.

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