Default product image

Square D QDA221252 - Molded Case Circuit Breaker 125A 240V AC

Square D
Price
Save $660.44
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Square D QDA221252 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 125A current rating and a 240V AC voltage rating, housed within a compact 250A frame with dimensions of 164.34 mm H x 76.2 mm W x 99.82 mm D and a weight of 4.76 lb. This thermal magnetic breaker is constructed for plug-in connection to I-Line panelboards, utilizing lug terminals and supporting wire sizes from 4 AWG to 300 MCM. It complies with UL, CSA, NEMA, and NOM standards and is rated for an interrupting capacity of 25kA at 240V AC, operating effectively in temperatures from -25 to 70 °C. Typical applications include protecting feeders and branch circuits in commercial buildings and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with Long-Time and Instantaneous (LI) Trip
  • Voltage Rating: 240V AC
  • Current Rating: 125A
  • Dimensions: 164.34 mm H x 76.2 mm W x 99.82 mm D (6.47 in x 3 in x 3.93 in)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Applications: Feeder and branch circuit protection in commercial and industrial I-Line panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Shipping Dimensions: As per product dimensions
  • Phase: 1
  • Voltage: 240V
  • Amperage: 125A
  • AIC rating: 25kA @ 240V
  • Connection: Plug In Panelboard, Lug Terminal
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: 250A/QD
  • Trip Type: Thermal Magnetic
  • Panel Type: I Line Panelboards
  • Breaker Type: Standard
  • MCM Size: Min. 4 AWG, Max. 300 MCM
  • Certification: UL, CSA, NOM
  • Phase Connection: AC
  • Frequency Rating: Standard AC frequency
  • Compatible Frames: I-Line 250A Frame
  • Installation Type: Plug-In
  • Breaker Frame: 250A
  • Operating Temperature Maximum Celsius: 70 °C


Product Identification
  • UPC: 785901421221
  • GTIN: 00785901421221