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Siemens UV421C - Fusible Bus Plug 30A 240V (3-Phase 4-Wire)

Siemens
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Siemens UV421C is a fusible bus plug designed for circuit protection in industrial power distribution systems. It operates at 240V with a 30A current rating and a 150kA interrupting capacity at 240V, supporting 3-phase, 4-wire configurations including a 100% neutral. This plug-in unit weighs 35 lb, features a 4-wire setup, and is compatible with R, H, and K fuse classes for versatile overcurrent protection. It is engineered for use with Siemens XL-U plug-in bus duct systems, ensuring reliable electrical connections in legacy busway installations. The UV421C is suited for manufacturing facilities, data centers, and commercial buildings requiring robust branch circuit protection.

Key Features & Specifications
  • Type: Fusible Bus Plug
  • Manufacturer: Siemens
  • Family: XL-U
  • Type: UV
  • Weight: 35 lb
  • Fuse Class: R, H, K
  • Wire: 4
  • Voltage Rating: 240V
  • AIC Rating: 150kA@240V
  • Phase: 3
  • Current Rating: 30A
  • Amperage: 30 Amps
  • Poles: 3 Pole
  • Wiring: 4 Wire (3 Phase + Neutral)
  • Mounting: Plug-in for XL-U Busway


Part Number: UV421C