The ABB RB520 3BSE003528R1 Dummy Module is a purpose-built component designed to maintain slot integrity and system structure within ABB control systems. This original and high-quality dummy module ensures optimal flexibility during installation and future expansion, especially in systems requiring placeholder units for unused I/O slots or reserved module positions.

Ideal for enhancing system scalability and minimizing disruption, the RB520 provides a safe and effective way to manage hardware layouts without compromising performance or protection.

Its durable construction, ease of integration, and compatibility with ABB’s automation architecture make it an essential asset in organized and efficient industrial setups.

Key Features:

• Reliable placeholder for unused module slots

• Supports organized system architecture

• Compatible with ABB I/O rack configurations

• Easy to install and remove

• Designed for safe operation and long-term durability

Applications:

• Reserved slots in I/O systems

• Expansion planning and future system upgrades

• Maintenance and temporary module replacement

• Industrial automation setups requiring modular flexibility