ITE/Siemens RV421G - 30A, 240V, 3-Phase, Fusible Bus Plug

The ITE/Siemens RV421G Fusible Bus Plug is a purpose-built protection module designed for dependable power distribution in demanding industrial and commercial environments. With a 30A rating, 240V operation, and a 3-phase configuration, this bus plug delivers reliable, fuse-protected power to your busway and panelboard installations, keeping critical processes running smoothly.

• Brand: ITE/Siemens
• Model: RV421G
• Type: Fusible Bus Plug
• Amperage: 30A
• Voltage: 240V
• Phase / Poles: 3-Phase
• Applications: Busway and panelboard power distribution systems

Designed for reliability in high-demand settings, the RV421G provides immediate fusible protection within your three-phase distribution network. This makes it an ideal choice for installations where uptime matters, and where compatible, hard-to-find busplugs are essential for timely maintenance and upgrades.

Ideal use cases

• Industrial plants upgrading or retrofitting 3-phase power distribution with robust fuse protection.
• Commercial facilities that rely on stable, protected busway and panelboard configurations.
• Maintenance and repair projects requiring a compatible, on-hand solution to minimize downtime.
• Retrofit projects where original equipment compatibility is critical for system integrity.

Why it matters

The RV421G is not just a plug—it’s a protective interface that helps prevent fault currents from propagating through your distribution network. By incorporating a fusible element, it provides a controlled, fast-acting solution that can simplify fault isolation and support safer, more predictable operation of your 3-phase systems.

Practical considerations

• Verify alignment with your busway and panelboard configurations to ensure seamless integration.
• Confirm the fuse type and replacement requirements match your system specifications and maintenance protocols.
• Plan for compliant installation practices and electrical code considerations to maximize safety and reliability.

For engineers, maintenance teams, and facilities managers, the ITE/Siemens RV421G Fusible Bus Plug offers a dependable, purpose-built solution for upgrading, maintaining, or expanding three-phase power distribution. Its specific 30A, 240V, 3-Phase design, combined with busway and panelboard compatibility, makes it a targeted choice for applications that demand precise, durable protection with readily available, compatible components.