Siemens | RFC3090 | Bus Plug | 90A | 3-Pole | 600V | 35kA

The Siemens RFC3090 Bus Plug is a rugged, plug-in connection accessory engineered for reliable performance in industrial power distribution. Designed for maintenance, retrofit, and replacement projects, this 90A, 3-Pole bus plug delivers a secure, fast connection for 600V systems with a robust 35kA short-circuit rating.

• Amperage: 90A
• Pole configuration: 3-Pole
• Voltage rating: 600V
• Fault current rating (AIC): 35kA

Why this bus plug stands out

• Designed for quick, field-friendly maintenance and retrofit work, minimizing panel downtime and ensuring consistent electrical performance during service windows.
• 3-Pole configuration supports multi-phase distribution needs, delivering dependable connections across Siemens-compatible panels.
• High 35kA short-circuit rating provides an added safety margin for demanding industrial environments, helping protect equipment during surge events.
• 600V rating makes it suitable for a wide range of medium-voltage panel applications where Siemens equipment is specified.

Ideal use scenarios

• Maintenance tasks on existing Siemens panel assemblies that require a ready-to-use, matching RFC3090 component.
• Retrofit projects where upgrading to a higher-capacity or more reliable bus plug is part of a system upgrade.
• Replacement parts planning for spare inventory, ensuring quick swaps with minimal downtime.

Fit, compatibility, and ordering notes

• Confirm fit and ratings before ordering to prevent mismatches in panel design or electrical specs.
• The RFC3090 part number is the best reference for compatibility—reference this when cross-checking with your Siemens equipment or service document."