ABB A2A175TW Molded Case Circuit Breaker
- 175A
- 3 Pole
- Unit Mount
Quantity
ABB A2A175TW - 175A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Engineered for commercial power distribution, the ABB A2A175TW is a 3-pole, 175A MCCB. It belongs to the Formula A2 frame family, delivering reliable protection for 240VAC systems. This unit-mount breaker installs into ABB ReliaGear and Formula panels. It also serves as a functional replacement for discontinued GE TQD32175 breakers. Rated at 10kAIC, it utilizes a fixed thermal-magnetic trip unit. The breaker is HACR rated and reverse feedable for flexible facility upgrades.Specifications
| Brand | ABB |
|---|---|
| Series | Formula |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 10kA @ 240VAC, 10kA @ 250VDC |
| Frame Type | A2A |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB ReliaGear RQ Panelboards, ABB Formula Panelboards, DIN Rail Enclosures |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Undervoltage Release, Auxiliary Switch, Padlock Attachment, Rotary Handle, Lug Kits |
|---|---|
| Accessories | None included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, IEC, UL, cULus |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed, RoHS Compliant, 50C Ambient Calibration |
Product FAQs
6 answersCan the ABB A2A175TW replace older General Electric circuit breakers?
Yes, this Formula A2 frame breaker serves as a functional replacement for discontinued GE TQD32175 circuit breakers.
Which ABB panelboards accept the A2A175TW circuit breaker?
This breaker is compatible with ABB ReliaGear RQ, RL, RE, RS, and Pro-Stock lighting panelboards, as well as standard ABB Formula panelboards.
How is the A2A175TW secured within an electrical enclosure?
It utilizes a unit mount design that supports both chassis and rear mounting configurations. It can also be installed in standard DIN rail enclosures.
Can the trip thresholds be adjusted on the A2A175TW?
No, this breaker is equipped with a fixed thermal and fixed magnetic trip unit. The long-time and instantaneous trip functions are factory set and cannot be modified in the field.
Can the A2A175TW be reverse fed during installation?
Yes, this breaker is reverse feedable, which allows for flexible wiring configurations when upgrading commercial power distribution systems.
Is this breaker HACR rated for HVAC applications?
Yes, the A2A175TW carries an HACR rating, making it suitable for use with commercial heating, air conditioning, and refrigeration equipment.
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