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Schneider Electric PQ-4603 - Class H 30A 600V Bus Plug (4-Pole)

Schneider Electric
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Schneider Electric PQ-4603 is a 30 Amp fusible bus plug designed to provide overcurrent protection for I-Line style busway systems in industrial and commercial power distribution networks. This unit operates at a 600 Volt rating and features a 4-pole configuration (3-phase plus ground) with Class H fuses, supporting a 200 kA interrupting rating at 480V for robust fault handling. Weighing 15.5 lb, the plug-in mount bus plug includes an integral ground bus and is compatible with both aluminum and copper busway, ensuring versatile installation. It is UL Listed, meeting stringent safety and performance standards for electrical distribution. Typical applications include power takeoff points in manufacturing plants, data centers, and large commercial facilities requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Bus Plug Part
  • Amperage Rating: 30 Amps
  • Voltage Rating: 600 Volts
  • Poles: 4-Pole (3 Phase + Ground)
  • Fusible Type: Class H Fuses
  • Busway Style: I-Line
  • Wire: 4-wire with integral ground bus
  • Interrupt Rating: 200 kA at 480V
  • Compatible with Aluminum and Copper Busway
  • Mounting Type: Plug-in
  • Certifications: UL Listed
  • Weight: 15.5 lb