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Square D QGL32125 Molded Case Circuit Breaker
- 125A
- 3 Pole
- Unit Mount
Square D
QGL32125
Molded Case Circuit Breaker
Brand
Square D
SKU
QGL32125
Quantity
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Square D QGL32125 - 125A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial power distribution, the Square D QGL32125 is a 125A, 3-pole molded case circuit breaker. It provides reliable thermal-magnetic protection with fixed long-time and instantaneous (LI) trip functions. This unit-mount breaker installs into Square D individual enclosures, panelboards, and switchboards. It also serves as a direct replacement for legacy Q23125 breakers. Rated for 65kAIC at 240VAC, this PowerPacT Q-Frame device features Visi-Trip status indication.Specifications
| Brand | Square D |
|---|---|
| Part Number | QGL32125 |
| Series | QGL |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC |
| Frame Type | QGL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D Individual Enclosures, Panelboards, 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, Undervoltage Release, Alarm Switch, Padlock Attachment |
|---|---|
| Accessories | Lugs |
| 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, Quick-Make/Quick-Break, Trip-Free Mechanism, Common Trip, Non-Interchangeable Trip, 80% Rated |
Product FAQs
7 answersWhat is the recommended lug torque for the QGL32125?
The factory lugs require a tightening torque of 248 lbf-in for 4 AWG to 300 kcmil aluminum or copper conductors.
Can the QGL32125 be reverse fed?
Yes, PowerPacT Q-frame unit-mount circuit breakers are suitable for both forward and reverse feeding applications.
What is the difference between Square D QGL, QDL, and QJL breakers?
The primary difference is the interrupting rating at 240V. The QDL is rated for 25kA, the QGL is rated for 65kA, and the QJL is rated for 100kA. All three share the same physical dimensions and unit-mount footprint.
Is the QGL32125 rated for 100 percent continuous current?
No, this circuit breaker has a standard continuous current rating of 80 percent.
What are the magnetic trip settings for this breaker?
The thermal-magnetic trip unit has a fixed magnetic hold current of 1200A and a fixed magnetic tripping current of 2400A.
Does this breaker include a manual testing feature?
Yes, PowerPacT Q-frame circuit breakers feature an integral push-to-trip button on the cover, allowing you to manually trip the breaker to verify the mechanical operation of the trip mechanism.
What enclosures accept this unit-mount breaker?
The QGL32125 fits into Square D individual enclosures designed for 3-pole Q-frame breakers, such as the Q23225NF flush-mount or Q23225NS surface-mount enclosures, as well as compatible panelboards and switchboards.
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