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Square D QBP32070TM Molded Case Circuit Breaker
- 70A
- 3 Pole
- Unit Mount
Square D
QBP32070TM
Molded Case Circuit Breaker
Brand
Square D
SKU
QBP32070TM
Quantity
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Square D QBP32070TM - 70A 3 Pole Molded Case Circuit Breaker
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Description
The Square D QBP32070TM is a 3-pole, 70-amp molded case circuit breaker from the PowerPacT Q-Frame family. Built for commercial and residential applications, it provides reliable overcurrent protection for 240V systems. This unit-mount breaker installs into Square D EZ Meter-Pak metering equipment. It serves as an exact drop-in replacement for the discontinued Q23070, ensuring seamless upgrades for existing infrastructure. Rated at 10kAIC, it features fixed thermal-magnetic trip technology.Specifications
| Brand | Square D |
|---|---|
| Part Number | QBP32070TM |
| Series | QBP |
| Amperage | 70A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 208Y/120VAC, 240VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 208Y/120VAC, 10kA @ 240VAC |
| Frame Type | QBP |
|---|---|
| Terminal Type | Stud/Tapped Pad |
| For Use With | Square D Meter-Pak Metering Centers, EZ Meter-Pak Metering Equipment |
| 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, Padlock Attachment |
|---|---|
| Accessories | Load Side Lugs Included, Mounting Hardware |
| Standards | CSA C22.2 No. 5, HACR Rated, IEC 60947-2, NEMA AB 1, NOM-003-SCFI, UL 489 |
| Approval | CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Visual Trip Indicator, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism, 80% Rated |
Product FAQs
8 answersWhich Square D enclosures accept the QBP32070TM breaker?
This PowerPacT Q-Frame breaker is specifically designed to bolt into Square D Meter-Pak and EZ Meter-Pak metering centers. It is not designed for standard I-Line panelboards.
Can the QBP32070TM replace older Square D circuit breakers?
Yes, this breaker serves as a direct drop-in replacement for the discontinued Q23070 circuit breaker in existing metering infrastructure.
How does the QBP32070TM connect to the panel bus?
This unit mount breaker uses stud and tapped pad terminals on the line side to bolt directly to the bus in compatible Meter-Pak equipment.
Do I need to purchase load side lugs separately for this breaker?
No, load side lugs are included with the breaker. They accept aluminum or copper conductors ranging from 4 AWG to 300 kcmil.
What does the QBP prefix indicate in the Square D catalog number?
In the PowerPacT nomenclature, Q indicates the Q-Frame size, B denotes a 10kAIC interrupting rating at 240V, and P specifies a unit mount configuration.
What does the TM suffix in the QBP32070TM catalog number indicate?
The TM suffix indicates that the breaker uses a thermal magnetic trip unit, providing both long-time and instantaneous overcurrent protection.
Is this breaker suitable for 277/480V commercial systems?
No, the QBP32070TM is strictly rated for 240VAC maximum and cannot be used in 480V or 600V applications.
Can I adjust the trip curve settings on the QBP32070TM?
No, this breaker is equipped with a fixed thermal and fixed magnetic trip unit. The long-time and instantaneous trip thresholds cannot be modified in the field.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 2 reviews.
Total 5 star reviews: 2 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
2 reviews
- SHSabine H.ReviewingSquare D QBP22150TM - 150A 2 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars2/1/23Breaker order
Wade was very helpful with the orders. Orders were confirmed quick and arrived as promised on time. Would order with SuperBreakers every time.
- JBJames B.ReviewingSquare D QBP22150TM - 150A 2 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars2/13/19owner
great price ; fast service