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Square D BDA140305 - Molded Case Circuit Breaker 30A 480V

Square D
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Square D BDA140305 is a 1-pole molded case circuit breaker from the Powerpact family designed for thermal magnetic overcurrent protection in industrial power distribution systems. It is rated for 30A at 480V AC with a 25kA interrupting capacity at 240V, featuring a D-frame construction and I-Line style plug-in connection with lug terminals. The breaker measures 5.4 in x 1.06 in x 3.5 in (H x W x D), weighs 1.788 lb, and accommodates wire sizes from 14 AWG to 2/0 AWG (Cu/Al). It complies with UL 489, CSA C22.2 No 5, IEC 60947-2, and NEMA AB1 standards, with certifications including UL, IEC, CCC, EAC, CSA, and NOM. Typical applications include branch circuit protection in panelboards, switchboards, and motor control centers for commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic, 1-Pole
  • Voltage Rating: 480V AC
  • Current Rating: 30A
  • Dimensions: 5.4 in (137 mm) x 1.06 in (27 mm) x 3.5 in (89 mm) (H x W x D)
  • Standards: UL 489, CSA C22.2 No 5, IEC 60947-2, NEMA AB1, EN/IEC 60947-5-1, NMX J-266, GB 14048.2
  • Applications: Branch circuit protection in panelboards, switchboards, motor control centers
  • Switch Type: I-Line Style Plug-In
  • Configuration: 1-Pole, 1-Phase
  • Coil Voltage Maximum: Not applicable (thermal magnetic)
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Shipping Dimensions: Not specified
  • Phase: 1
  • Voltage: 480V
  • Amperage: 30A
  • AIC rating: 25kA@240V
  • Connection: I-Line, Lug
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: D
  • Trip Type: Thermal Magnetic
  • Panel Type: Not specified
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Min. Wire Size 14 AWG (Cu/Al) Max. Wire Size 2/0 AWG (Cu/Al)
  • Metal Type: Not specified
  • Panel Style: Not specified
  • Bus Type: Not specified
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not specified
  • Class Rating: Not specified
  • Diameter: Not specified
  • Velocity: Not specified
  • Clip Center: Not specified
  • Clas: Not specified
  • Mounting: I-Line Style Plug-In
  • Hz: 50/60 Hz (typical)
  • 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 specified
  • Bucket Style: Not specified
  • Bucket Type: Not specified
  • 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...AWG 2/0 aluminium/copper
  • Amperage Maximum: 30A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: I-Line Style Plug-In
  • Wire Size: AWG 14...AWG 2/0 aluminium/copper
  • Certification: UL, IEC, CCC, EAC, CSA, NOM
  • Circuit Breaker Mounting Style: I-Line Style Plug-In
  • Terminal Connection: I-Line, Lug
  • Frequency Rating: 50/60 Hz (typical)
  • Phase Connection: C
  • Standards: EN/IEC 60947-5-1, EN/IEC 60947-2, NMX J-266, CSA C22.2 No 5, GB 14048.2, NEMA AB1, UL 489
  • Compatible Frames: D
  • Installation Type: Plug-In
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: D
  • Current Rating: 30A
  • 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: 060648115157
  • GTIN: 03606481151575