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Square D PFH36090 - 90A 3-Pole I-Line Bus Plug (600V)

Square D
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Square D PFH36090 is a 90A, 3-pole I-Line circuit breaker type bus plug designed for branch circuit protection and power distribution in industrial panelboards. It operates at 600VAC with an 18kA interrupting capacity at 600V, utilizing a 3-wire configuration and compatible with FHP frames. The unit weighs 38 lb and features a compact, plug-on design for direct mounting on I-Line bus bars without additional wiring. This device complies with UL and NEMA standards for safe and reliable performance in commercial and industrial environments. Typical applications include motor control centers, lighting panels, and distribution panels requiring overcurrent protection in 3-phase systems.

Key Features & Specifications
  • Type: PFH I-Line Circuit Breaker Bus Plug
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Dimensions: Not specified
  • Standards: UL, NEMA
  • Applications: Industrial panelboards, motor control centers, distribution panels
  • Switch Type: Circuit breaker
  • Configuration: 3-pole, 3-wire
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: Not specified
  • Shipping Dimensions: Not specified
  • Phase: 3
  • Voltage: 600V
  • Amperage: 90A
  • AIC rating: 18kA@600V
  • Connection: Plug-on
  • Poles: 3
  • Protection: Overcurrent
  • Functions: Branch circuit protection
  • Frame Size: FHP compatible
  • Trip Type: Thermal-magnetic
  • Panel Type: I-Line
  • Breaker Type: PFH
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: I-Line
  • Bus Type: I-Line
  • 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: Plug-on
  • Hz: 50/60
  • 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: 3
  • Amperage Maximum: 90A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Circuit breaker
  • Wire Size: Not specified
  • Certification: UL, NEMA
  • Circuit Breaker Mounting Style: Plug-on
  • Terminal Connection: Not specified
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 3-phase
  • Standards: UL, NEMA
  • Compatible Frames: FHP
  • Installation Type: Panelboard
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: FHP
  • 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: Not specified
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available