The part number 1TGE120021R0110 ABB refers to an ABB MLink Communication Gateway Module. The MLink is part of ABB’s MNS iS (Modular Low Voltage Switchgear intelligent System) and serves as a communication interface within this system.
1. Product Description
The 1TGE120021R0110 ABB is a Communication Gateway module from ABB, specifically the MLink (Hardware Version 2) designed for the MNS iS intelligent low-voltage switchgear system. This 1TGE120021R0110 ABB module acts as a crucial link, enabling communication between the intelligent devices within the switchgear and higher-level control or monitoring systems. It supports various industrial communication protocols, including Profibus, Modbus RTU/TCP, and PROFINET IO, facilitating seamless data exchange and integration into diverse automation architectures. The 1TGE120021R0110 ABB is essential for realizing the full potential of the MNS iS system by providing comprehensive data access for monitoring, control, and diagnostics.
2. Product Parameters
The key technical parameters for the 1TGE120021R0110 ABB Communication Gateway module are:
- Extended Product Type: MLink
- Product ID: 1TGE120021R0110
- Hardware Version: 2
- Supported Fieldbus Protocols: Profibus, Modbus RTU/TCP, PROFINET IO
- Internal Communication: Modbus TCP
- Product Net Width: 160 mm
- Product Net Height: 140 mm
- Product Net Depth / Length: 250 mm
- Product Net Weight: 2.94 kg
- Mounting: Designed for integration within the MNS iS switchgear system.
- Power Supply: Operates on standard industrial power inputs (specific voltage range should be verified in the datasheet).

3. Advantages and Features
The 1TGE120021R0110 ABB Communication Gateway offers several advantages and features:
- Multi-Protocol Support: Compatibility with multiple leading industrial communication protocols (Profibus, Modbus RTU/TCP, PROFINET IO) ensures versatile integration capabilities.
- Seamless MNS iS Integration: Specifically designed to work with ABB’s MNS iS intelligent low-voltage switchgear, providing optimized communication within the system.
- Enhanced Data Access: Enables comprehensive access to data from intelligent devices within the switchgear for monitoring, control, and diagnostic purposes.
- Real-time Data Transmission: Supports high-speed data transmission for timely information exchange, crucial for efficient process control and monitoring.
- Robust and Reliable: Built to meet industrial standards, ensuring reliable operation in demanding environments.
- Easy Integration: Standardized interfaces and the MLink architecture simplify integration with existing automation systems.
- Data Filtering and Processing: May offer capabilities for data filtering and processing to ensure only necessary information is exchanged and in the required format.
4. Application Areas and Application Cases
The 1TGE120021R0110 ABB Communication Gateway is primarily used in industrial and commercial applications employing ABB’s MNS iS intelligent low-voltage switchgear systems, including:
- Industrial Automation: Connecting motor control centers (MCCs) and other intelligent devices within the switchgear to plant-wide control systems (e.g., DCS, SCADA).
- Energy Management: Facilitating the monitoring and control of power distribution within industrial and commercial facilities.
- Process Industries: Enabling communication between the power distribution system and process control systems in sectors like chemical, oil & gas, and pulp & paper.
- Infrastructure: Supporting intelligent power management in large infrastructure projects.
Application Case: In a large manufacturing plant using an ABB MNS iS intelligent switchgear system for motor control and power distribution, the 1TGE120021R0110 ABB MLink Communication Gateway acts as the central communication hub. It collects data from intelligent motor starters, protection relays, and other devices within the switchgear via internal communication protocols. Simultaneously, it communicates this data to the plant’s central SCADA system using PROFINET IO, allowing operators to monitor motor status, energy consumption, and system health in real time. The gateway also enables the SCADA system to send control commands down to the individual devices within the switchgear, facilitating remote operation and optimization of the plant’s processes.







