Square D PowerPact Q 3-Pole 150A Molded Case Circuit Breaker
The Square D QBA32150 is a PowerPact Q-Frame thermal magnetic molded case circuit breaker with a 3-pole configuration, 150A rating, and 240 Vac operating voltage. With a 10kA interrupting rating and I-Line (plug-in) mounting, this breaker is designed for distribution applications in PowerPact I-Line panelboards and switchboards. Rated 80% per UL standards. Certified to UL, CSA, NEMA, and NOM-003-SCFI-2000.
Key Features
- 3-pole, 150A, 240 Vac thermal magnetic trip
- 10kA interrupting rating
- I-Line (plug-in) mounting
- 80% rating per UL
- UL, CSA, NEMA, NOM-003-SCFI-2000 certified
Specifications
- Model: QBA32150
- Series: PowerPact Q
- Amperage: 150A
- Voltage: 240 Vac
- Poles: 3
- Interrupting Rating: 10kA
- Trip Type: Thermal Magnetic
- Mounting: I-Line (Plug-In)
- Frame: Q-Frame
- Application: Distribution
- Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
Applications
Used for overcurrent protection of 3-phase 240V feeder and branch circuits in commercial and industrial buildings. Suitable for motor feeder protection, sub-panel feeds, and distribution switchboard applications in Square D PowerPact I-Line systems.







