Square D QDA221252 PowerPact Q Molded Case Circuit Breaker – 125A – 2 Pole – Thermal Magnetic – I-Line Plug-On – 240VAC – 25kA

The Square D QDA221252 is a PowerPact Q series molded case circuit breaker engineered for power distribution applications in I-Line panelboards and switchboards. This 2-pole thermal magnetic circuit breaker provides dependable overload and short-circuit protection with a 125A current rating and a 25kA interrupting capacity at 240VAC. Featuring an I-Line plug-on mounting design and AC phase configuration, it offers reliable performance for commercial and industrial electrical distribution systems.

Electrical Ratings

• Current Rating: 125 A
• Voltage Rating: 240 VAC, 50/60 Hz
• Number of Poles: 2 Pole
• Phase Connection: AC
• Interrupting Rating:
  • 25 kA at 240 VAC (UL/CSA)
  • 10 kA at 240 VAC (IEC)
• Trip Setting: 1200–2400 A
• Frequency: 50/60 Hz
• Continuous Current Rating: 80%

Protection and Function

• Trip Technology: Thermal Magnetic
• Protection Type:
  • Overload Protection
  • Short-Circuit Protection
• Non-Interchangeable Trip Unit
• Manual toggle operating mechanism
• Designed for power distribution applications

Configuration and Function

• Series: PowerPact Q
• Model: QD
• Catalog Number: QDA221252
• Mounting Type: Plug-On (I-Line)
• Terminal Type: I-Line Connection Line Lug Load
• Application: Power Distribution
• Used On:
  • Class 650 I-Line Panelboards
  • Class 734 I-Line Panelboards
  • Class 820 I-Line Switchboards
• Sub-Category: Panelboard Circuit Breaker

Mechanical and Physical Characteristics

• Frame Type: Q
• Dimensions:
  • Width: 3.00 in
  • Depth: 3.93 in
  • Height: 6.47 in
• Terminal Wire Size: 4 AWG to 300 kcmil Copper/Aluminum
• Operating Ambient Temperature: 104°F to 158°F (40°C to 70°C)
• Compact molded case construction
• Durable industrial-grade design
• RoHS/REACH compliant

Standards and Certifications

• UL Listed
• CSA Certified
• IEC Compliant
• NOM Compliant
• RoHS Compliant
• Manufacturer: Schneider Electric / Square D
• Brand: PowerPact Q / I-Line
• UNSPSC: 39121601

Returns are easy

You may return items within 30 days of delivery for a refund.

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