ABB TK821V020 3BSC950202R1 Battery Cable

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1. Product Overview

The ABB TK821V020 (Part No. 3BSC950202R1) is an original battery connection cable designed for ABB automation and control systems. It is used to connect backup batteries to controllers, CPU modules, or communication units, ensuring data retention and real-time clock operation during power interruptions.

2. Technical Specifications

• Model: TK821V020

• ABB Part Number: 3BSC950202R1

• Product Type: Battery Cable

• Cable Length: Approx. 0.20 m (200 mm)

• Connector Type: ABB proprietary connector

• Compatible Battery: ABB original backup battery units

• Rated Voltage: Low-voltage DC (control system backup power)

• Conductor Material: Stranded copper

• Insulation Material: Industrial-grade insulation

• Color: Standard ABB industrial color

• Operating Temperature: Suitable for industrial control cabinets

• Compatible Systems: ABB AC 800M, Advant, 800xA and related control systems

3. Key Advantages & Features

• Original ABB Design – Fully compatible with ABB control systems and battery units.

• Data Protection – Ensures reliable backup power connection to prevent data loss during power failure.

• High Reliability – Robust connectors and high-quality conductors ensure stable long-term operation.

• Compact & Easy Installation – Short cable length optimized for control cabinet wiring.

• Industrial Durability – Designed for continuous industrial operation with strong resistance to aging and interference.

4. Typical Applications

The TK821V020 battery cable is widely used in:

• ABB DCS and distributed control systems

• Industrial automation control cabinets

• PLC and CPU backup power connections

• Power, petrochemical, chemical, and metallurgical industries

• Water treatment, transportation, and infrastructure automation systems

5. Installation & Usage Notes

• Power Off Before Installation – Always disconnect system power before installing or replacing the cable.

• Correct Model Verification – Ensure compatibility with the designated ABB battery and control module.

• Secure Connection – Make sure connectors are fully inserted to avoid backup power failure.

• Regular Inspection – Check cable and battery connections during routine maintenance.

• Avoid Mechanical Stress – Do not overstretch, bend excessively, or compress the cable during installation.