The ABB 560CMU80R1 is a high-performance communication and processing unit for the RTU560 series. This specific variant, identified by the product ID 1KGT008800R0001, serves as the central control element of a Remote Terminal Unit (RTU). It manages all communication tasks, protocol handling, and local PLC logic (IEC 61131-3), making it a vital component for substation automation, grid monitoring, and smart-grid applications.

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Product Specifications

 

Operational Precautions

• Rack Compatibility: Ensure the 560CMU80R1 is installed in a compatible RTU560 subrack (e.g., 560MPR03 or 560SFR02). Check backplane jumper settings to ensure proper power distribution.
• Firmware Version: Before replacing an existing unit, verify that the firmware on the new CMU matches the project version in RTUtil560. Incompatible firmware can lead to configuration upload failures.
• Redundancy Configuration: When used in a redundant pair, both CMUs must have identical hardware revisions and firmware versions to ensure stable “Hot Standby” failover.
• ESD Protection: The communication board contains sensitive CMOS components. Always use an anti-static wrist strap when removing the card from its protective packaging or rack.

 

FAQ (Questions & Answers)

Q: What is the difference between 560CMU80R1 and 560CMU80R2? A: The “R” suffix typically denotes a hardware revision or a specific feature set (such as memory capacity or security enhancements). The R1 (1KGT008800R0001) is the standard high-performance version for the series.

Q: Does this unit support Integrated HMI? A: Yes. The 560CMU80 series supports a web-based integrated HMI, allowing operators to monitor substation status directly through a browser via the Ethernet port.

Q: Can this unit handle IEC 61850 GOOSE messaging? A: Yes, this CMU is fully compliant with IEC 61850 and is capable of handling both Client/Server communication and fast GOOSE messaging for peer-to-peer interlocking.

Similar RTU560 Series Models

1. 560CMU05 (1KGT012700R0001): Standard communication unit for smaller-scale RTU applications.
2. 560MPR03 (1KGT014700R0001): Multi-protocol subrack for housing CMU and I/O modules.
3. 23BE23 (1KGT020800R0001): 16-channel binary input module for status monitoring.
4. 23BA23 (1KGT020900R0001): 16-channel binary output module for command execution.
5. 560PSU02 (1KGT006600R0001): Power supply unit providing 5V and 24V DC to the backplane.