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Square D PFA34090G - Circuit Breaker Bus Plug 90A 480V

Square D
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The Square D PFA34090G is a circuit breaker type bus plug designed for primary overcurrent protection within I-Line panelboard systems. It operates at 480V AC with a continuous current rating of 90A and an interrupting capacity of 18kA at 480V, utilizing a 3-phase, 3-wire configuration. This unit features a compact enclosure measuring 16.54 inches wide, 16.24 inches tall, and 14.49 inches deep, weighing 38 lb, and is constructed for direct connection to compatible FAP frames. The bus plug is certified to UL and CSA standards, ensuring compliance with North American electrical safety requirements. It is typically employed in industrial power distribution applications where reliable branch circuit protection and isolation are needed.

Key Features & Specifications
  • Type: Circuit breaker type bus plug for I-Line panelboards
  • Voltage Rating: 480V AC
  • Current Rating: 90A
  • Dimensions: Depth 14.49 in (368.05 mm) Width 16.54 in (420.12 mm) Height 16.24 in (412.50 mm)
  • Standards: UL, CSA
  • Applications: Industrial power distribution, branch circuit protection
  • Switch Type: Circuit breaker
  • Configuration: 3-phase, 3-wire
  • Phase: 3
  • Amperage: 90A
  • AIC rating: 18kA@480V
  • Connection: I-Line
  • Poles: 3
  • Protection: Overcurrent
  • Frame Size: FAP
  • Trip Type: Thermal-magnetic
  • Panel Type: I-Line
  • Breaker Type: Circuit breaker
  • Metal Type: Steel
  • Bus Type: I-Line
  • Enclosure: NEMA 1
  • Hz: 60
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: 90A
  • Nema Rating: 1
  • Wire Size: Not specified
  • Certification: UL, CSA
  • Circuit Breaker Mounting Style: Plug-on
  • Terminal Connection: Not specified
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Compatible Frames: FAP
  • Installation Type: Panelboard
  • Item QTY: 1
  • Breaker Frame: FAP
  • Current Rating: 90A
  • Operating Temperature Maximum Celsius: Not specified
  • Weight: 38 lb
  • Wire: 3
  • Family: I-Line
  • Country of Origin: United States
  • Type: PFA


Product Identification
  • GTIN: 00785901086819