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Square D BDA24090Y1 - Molded Case 90A 2-Pole Breaker

Square D
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The Schneider Electric Square D BDA24090Y1 is a molded case circuit breaker from the PowerPact B family, designed to provide overcurrent protection for electrical systems. This 2-pole, 90A unit operates at 480VAC with a 18kAIC rating and utilizes thermal-magnetic protection for long time and instantaneous trip functions. The breaker features an I-Line connection, accepts wire sizes from AWG 14 to AWG 2/0 in aluminum or copper, and measures 5.39 inches in height, 4.44 inches in width, and 3.09 inches in depth, weighing 1.32 lb. It is UL-listed and CSA-certified, operating within a temperature range of -25°C to 70°C, and is suitable for single-phase industrial applications requiring reliable circuit interruption.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, PowerPact B Series
  • Voltage Rating: 480VAC
  • Current Rating: 90A
  • Dimensions: Height 5.39 in (137 mm) x Depth 3.09 in (78.49 mm) x Width 4.44 in (112.78 mm)
  • Standards: UL, CSA
  • Applications: Industrial overcurrent protection
  • Switch Type: Circuit Breaker
  • Configuration: 2-Pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Shipping Dimensions: Not specified
  • Phase: 1
  • Voltage: 480V
  • Amperage: 90A
  • AIC rating: 18kA @ 480VAC
  • Connection: I-Line
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: BDA
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: I-Line
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: AWG 14 to AWG 2/0 Aluminum/Copper
  • Amperage Maximum: 90A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not specified
  • Wire Size: AWG 14 to AWG 2/0
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: I-Line
  • Terminal Connection: I-Line
  • Frequency Rating: 50/60 Hz
  • Phase Connection: Single-phase
  • Standards: UL, CSA
  • Compatible Frames: PowerPact B
  • Installation Type: Panel mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: BDA
  • Current Rating: 90A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 70°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 785901093930
  • GTIN: 00785901093930