Description
The Square D QGA221504 is a 2-pole thermal magnetic molded case circuit breaker engineered for reliable overcurrent protection in low-voltage power systems. With a current rating of 150 amps and a voltage rating of 240VAC, it provides dependable circuit interruption for industrial and commercial applications. Featuring an I-Line style plug-in connection and a high interrupting rating of 65kAIC at 240V, the QGA221504 ensures efficient performance under demanding electrical conditions.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Square D |
| Category |
Circuit Protection |
| Part Number |
QGA221504 |
| Subcategory |
Molded Case Circuit Breakers |
| Series |
QGA |
| Frame Type |
QGA Frame |
| Amperage Rating |
150A |
| Voltage Rating |
240VAC |
| Interrupting Rating |
65kAIC @ 240V |
| Poles |
2 |
| Phase |
1 |
| Trip Type |
Thermal Magnetic (LI – Long-Time and Instantaneous) |
| Connection Type |
I-Line Style Plug-In |
| Terminal Type |
Load Side Lug |
| Protection Type |
Overload and Short-Circuit |
| Temperature Range |
104°F to 158°F (40–70°C) |
| Certifications |
UL Listed, CSA Certified, NOM, IEC Compliant |
| Mounting Type |
Molded Case |
| Dimensions (HxWxD) |
3.93 x 3 x 6.47 in |
| Manufacturer |
Schneider Electric |
| Weight |
5.97 lb (2.7 kg) |
Information About QGA221504
The QGA221504 is part of the Square D I-Line QGA Series, designed for high-capacity electrical distribution systems requiring robust and efficient circuit protection. It incorporates a thermal magnetic trip unit with long-time and instantaneous trip functions to guard against both overloads and short circuits. This breaker supports I-Line plug-in connections for quick installation and secure mounting in compatible panels. Built to meet UL, CSA, NOM, and IEC standards, the QGA221504 delivers superior protection for industrial facilities, switchboards, and heavy-duty electrical systems.
Key Features:
- High Current Rating: Supports up to 150A for heavy-duty electrical distribution applications.
- High Interrupting Capacity: Rated at 65kAIC @ 240V for enhanced fault tolerance and system protection.
- Thermal Magnetic Protection: Combines long-time and instantaneous trip functions for accurate response to overloads and faults.
- I-Line Plug-In Connection: Allows secure and efficient installation without the need for additional hardware.
- Certified Safety: Complies with UL, CSA, NOM, and IEC standards for international reliability.
- Durable Construction: Molded case design provides superior insulation and mechanical strength.
- Temperature Performance: Operates reliably between 104°F and 158°F (40–70°C).
- Compact Dimensions: Space-efficient design for integration in industrial panels and switchboards.
The QGA221504 delivers the reliability and precision required for demanding industrial and commercial power distribution systems.
