Description

The ABB 1TGE120021R0110 is a high-performance industrial Ethernet communication module designed for the ABB AC 800M programmable logic controller (PLC) platform, serving as a critical backbone for real-time data exchange in power generation, transmission, and process automation systems. As part of ABB’s TGE (Turbo Gigabit Ethernet) series, this module provides dual 10/100/1000BASE-T copper ports with full-duplex capability, enabling seamless integration into modern control architectures that demand high bandwidth, deterministic communication, and protocol flexibility. The ABB 1TGE120021R0110 supports key industrial protocols including IEC 61850 (with GOOSE and Sampled Values), Modbus TCP, PROFINET IO (as a device), and native ABB AC 800M peer-to-peer messaging—making it indispensable in digital substations and integrated plant control networks.

Engineered for mission-critical infrastructure, the 1TGE120021R0110 features hardware-level support for Precision Time Protocol (IEEE 1588v2) and optional compatibility with High-availability Seamless Redundancy (HSR) and Parallel Redundancy Protocol (PRP) when used with appropriate network infrastructure. This ensures sub-millisecond synchronization and zero-recovery-time failover—essential for protection, control, and monitoring functions in utility-scale applications. The module mounts directly into the AC 800M CPU rack and draws power from the backplane, eliminating external power supplies and simplifying panel design. With its rugged construction, extended temperature tolerance, and comprehensive diagnostic LEDs, the ABB 1TGE120021R0110 delivers enterprise-grade networking reliability in the harshest industrial environments.

Technical Specifications

Main Features and Advantages

Substation-grade communication for digital transformation:
The ABB 1TGE120021R0110 is purpose-built for the transition from hardwired to digital substation architectures. By natively supporting IEC 61850-9-2 Sampled Values and GOOSE messaging, it enables direct interfacing with merging units, intelligent electronic devices (IEDs), and bay controllers—eliminating analog transducers and reducing copper cabling by up to 80%. Its low-latency packet processing ensures protection schemes meet stringent timing requirements (<4>

Future-proof networking with industrial resilience:
Unlike commercial-grade NICs, the 1TGE120021R0110 is hardened against electromagnetic interference (EMI), surge transients, and wide temperature swings per IEC 61850-3 and IEEE 1613. Dual gigabit ports allow flexible topologies—daisy-chained rings, star networks, or PRP/HSR redundant loops—without performance bottlenecks. Integrated IEEE 1588 PTP support enables microsecond-level time alignment across distributed devices, critical for synchrophasor measurement, event sequencing, and synchronized control actions.

Simplified engineering and lifecycle management:
Configuration of the ABB 1TGE120021R0110 is handled entirely within ABB’s Control Builder M engineering suite, with automatic IEC 61850 SCL import/export and one-click diagnostics. The module appears as a native object in the 800xA system structure, enabling centralized asset tracking, firmware updates, and health monitoring. Hot-swap capability (in supported chassis) allows replacement during operation—minimizing downtime in continuous-process facilities like refineries or water plants.

Application Field

The ABB 1TGE120021R0110 is predominantly deployed in electrical power systems and heavy process industries where high-speed, reliable, and standardized communication is non-negotiable. In utility substations—ranging from 69 kV distribution nodes to 765 kV transmission hubs—the 1TGE120021R0110 serves as the communication engine for AC 800M-based bay controllers, enabling fully digital protection, metering, and automation per IEC 61850 architecture. It replaces legacy serial links and discrete I/O with a single fiber or copper Ethernet backbone, drastically simplifying commissioning and future expansion.

Beyond power, the ABB 1TGE120021R0110 is used in oil & gas offshore platforms for integrated control of ESD, F&G, and process systems over a unified network. In mining and metals, it connects AC 800M PLCs to variable frequency drives, remote I/O, and SCADA via PROFINET or Modbus TCP—supporting high-bandwidth data logging and remote diagnostics. Municipal utilities leverage its dual-port design for ring-based redundancy in water pumping stations, ensuring uninterrupted service during cable faults. By delivering carrier-grade networking in an industrial form factor, the 1TGE120021R0110 bridges the gap between IT infrastructure and OT reliability—enabling secure, scalable, and intelligent industrial operations.

Related Products

• ABB 1TGE120020R0110: Single-port variant of the same TGE module family

• ABB CI874: Fiber-optic version (100BASE-FX) for long-distance or EMI-heavy environments

• ABB AC 800M PM864A: Primary CPU controller commonly paired with 1TGE120021R0110

• ABB 800xA System 800: DCS platform that fully integrates TGE modules for unified engineering

• ABB REF615: Protection relay that exchanges GOOSE/SV with 1TGE120021R0110 in digital bays

• ABB NSD550: Network switch with PRP/HSR support for building redundant topologies

• ABB Control Builder M: Engineering software required for configuring 1TGE120021R0110 protocols

Installation and Maintenance

Pre-installation preparation: Insert the ABB 1TGE120021R0110 into an available slot in a compatible AC 800M I/O rack (e.g., with PM864A CPU). Ensure the backplane firmware supports TGE modules (minimum AC 800M firmware v5.1). Connect shielded Cat 5e/6 cables to both RJ45 ports, grounding the shield at the cabinet end only. Verify network switch compatibility—especially for IEC 61850 multicast traffic and PTP grandmaster presence. Assign IP addresses via Control Builder M before powering the network.

Maintenance recommendations: The ABB 1TGE120021R0110 has no moving parts and requires no routine maintenance. However, monitor link status LEDs for intermittent disconnects, which may indicate cable degradation or switch port issues. Use 800xA’s Network Diagnostics tool to track packet errors, PTP offset, and GOOSE latency trends. Firmware updates should be performed during scheduled outages using Control Builder M—never via third-party tools. Keep a spare 1TGE120021R0110 on hand; configuration is stored in the CPU, so replacement takes under 10 minutes with zero re-engineering.