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Square D QDA221752 Molded Case Circuit Breaker
- 175A
- 2 Pole
- I-Line
Square D
QDA221752
Molded Case Circuit Breaker
Brand
Square D
SKU
QDA221752
Quantity
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Square D QDA221752 - 175A 2 Pole Molded Case Circuit Breaker
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Description
Rated for 25kAIC at 240VAC, the Square D QDA221752 is a 2-pole molded case circuit breaker from the PowerPacT Q-Frame family. It offers fixed long-time and instantaneous trip functions for commercial applications. This unit installs into Square D I-Line panelboards and switchboards, utilizing an AC phase connection. It serves as a replacement for the legacy Q22175AC model. The breaker includes load side lugs, a Visi-Trip indicator, and a quick-make/quick-break trip-free mechanism.Specifications
| Brand | Square D |
|---|---|
| Series | QDA |
| Amperage | 175A |
| Poles | 2 |
| Mounting Style | I-Line |
| Voltage | 208Y/120VAC, 240VAC |
| Phase | 1 |
| AIC Rating | 25kA @ 208Y/120VAC, 25kA @ 240VAC |
| Frame Type | QDA |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards, Square D I-Line Switchboards |
| Wire Gauge | 4 AWG - 300 kcmil (Al/Cu) |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Alarm Switch, Undervoltage Release, Handle Padlock Attachment |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism, 80% Rated, Phase Connection AC |
Product FAQs
7 answersWhat type of panelboards are compatible with the QDA221752?
This breaker is designed exclusively for Square D I-Line panelboards and switchboards. It utilizes a plug-on phase connection and will not fit standard NQ, NF, or QO load centers.
How does the I-Line connection work on this breaker?
The QDA221752 features an I-Line style plug-in connection on the line side, which mounts directly onto the panel bus. The load side utilizes standard mechanical lugs for wire termination.
Can the QDA221752 replace older legacy circuit breakers?
Yes, this PowerPacT Q-Frame breaker serves as a direct replacement for the legacy Square D Q22175AC circuit breaker in existing I-Line panels.
What does the D in the QDA frame designation indicate?
In the PowerPacT Q-Frame series, the D indicates the interrupting rating. For this specific model, it signifies a 25kAIC rating at 240VAC.
Are the thermal and magnetic trip settings adjustable?
No, the QDA221752 features a thermal-magnetic trip unit with fixed long-time and fixed instantaneous trip functions.
Does this breaker provide visual trip indication?
Yes, this PowerPacT Q-Frame breaker includes a Visi-Trip indicator, allowing operators to quickly identify a tripped condition in a crowded panelboard.
What wire sizes are accepted by the load side lugs?
The factory-installed load lugs accept aluminum or copper conductors ranging from 4 AWG to 300 kcmil. Proper torque specifications must be followed during installation to ensure a secure connection.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 6 reviews.
Total 5 star reviews: 6 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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Rating
6 reviews
- CBCarl B.Verified BuyerReviewingSquare D QDA32125 - 125A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars6/11/26Sq. D I-line
Price was fair for these New Breakers. More importantly, is the avaiability and not having to deal with long lead times
- CSClaus S.Verified BuyerReviewingSquare D QDA32100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars3/3/26100A 3 phase Breaker
Priced right and shipping was really Quick. I will use them again!!
- CGChase G.ReviewingSquare D QDA32150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars3/16/22Always have what I need
5 stars Super Breaker always has what I need, and at a good price.
- CGChristopher G.ReviewingSquare D QDA32100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars8/11/21speedy service. great quality
speedy service. great quality
- RSRandy S.ReviewingSquare D QDA32225 - 225A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars9/11/19Super
Quick Shipping and great price