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Square D PFA36090G - 90A 600V 3-Phase I-Line Bus Plug

Square D
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The Square D PFA36090G is a 90A, 3-phase, 600V bus plug designed for circuit protection and power distribution within I-Line panelboards. It integrates a circuit breaker type disconnect with a 14kA interrupting capacity at 600VAC, utilizing a 3-wire configuration and compatible with FAP frames. The unit measures 43.07 inches in height, 22.72 inches in width, and 14.76 inches in depth, weighing 38 lb, and is constructed with a metal enclosure for industrial durability. This bus plug complies with applicable UL and NEMA standards for safe electrical distribution in commercial and industrial settings. It is typically applied in manufacturing facilities, data centers, and large commercial buildings for branch circuit protection and load switching.

Key Features & Specifications
  • Type: Circuit breaker type bus plug for I-Line panelboards
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: Depth 14.76 in (374.90 mm) Width 22.72 in (577.09 mm) Height 43.07 in (1093.98 mm)
  • Standards: UL listed, NEMA rated
  • Applications: Industrial power distribution, branch circuit protection
  • Switch Type: Circuit breaker
  • Configuration: 3-phase, 3-wire
  • AIC rating: 14kA@600V
  • Connection: I-Line bus connection
  • Poles: 3
  • Protection: Overcurrent and short-circuit
  • Frame Size: FAP compatible
  • Trip Type: Thermal-magnetic
  • Panel Type: I-Line
  • Breaker Type: PFA
  • Metal Type: Steel enclosure
  • Bus Type: I-Line
  • Enclosure: NEMA 1
  • Wire: 3
  • Phase: 3
  • Voltage: 600V
  • Amperage: 90A
  • Compatible Frames: FAP
  • Installation Type: Bolt-on
  • Item QTY: 1
  • Breaker Frame: FAP
  • Current Rating: 90A
  • Operating Temperature Maximum Celsius: 40°C
  • Frequency Rating: 60 Hz
  • Phase Connection: 3-phase
  • Standards: UL 489, NEMA AB-1
  • Circuit Breaker Mounting Style: Bolt-on
  • Terminal Connection: Pressure plate
  • Certification: UL
  • Country of Origin: United States
  • Family: I-Line
  • Type: PFA
  • Weight: 38 lb


Product Identification
  • GTIN: 00785901302933