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Siemens XP421 - Fusible 30A 240V Bus Plug (4-Wire)

Gould
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Siemens XP421 is a fusible bus plug designed for overcurrent protection and power distribution in industrial busway systems. This 30A, 240V, 3-phase unit delivers a 200kA interrupting capacity at 240V, utilizing R, H, or K fuse classes for versatile circuit protection. The device features a 4-wire configuration with a 35 lb weight and is part of the XJ-L family within the XP series, constructed for reliable busway mounting. It complies with UL standards for safe operation in commercial and industrial power distribution environments. Typical applications include branch circuit protection in manufacturing facilities, data centers, and large commercial buildings requiring flexible power takeoff points.

Key Features & Specifications
  • Manufacturer: Siemens
  • Type: XP
  • Family: XJ-L
  • Item Subcategory: Fusible
  • Current Rating: 30A
  • Voltage Rating: 240V
  • Phase: 3
  • Fuse Class: R, H, K
  • AIC Rating: 200kA@240V
  • Wire Configuration: 4-Wire
  • Weight: 35 lb
  • Poles: 4 Pole
  • Mounting Type: Busway Plug
  • Series/Frame: XP Series
  • Certifications: UL Listed