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ABB 3BSC610042R1 SS822

ABB 3BSC610042R1 (SS822) is a Power Voting Unit designed for ABB Advant S800 I/O and industrial control systems. It is used to create a redundant 24 VDC power supply configuration, improving system availability and reliability in critical automation applications.

Product Information

Technical Specifications

Functional Description

The ABB SS822 Power Voting Unit combines two independent 24 VDC power sources into one reliable output supply. Each input power channel is monitored continuously, and the unit ensures uninterrupted power delivery when used with redundant ABB power supplies such as:

• ABB SD821 (3BSC610037R1)
• ABB SD822 (3BSC610038R1)
• ABB SD823 (3BSC610039R1)

The module is especially suitable for applications where power supply failure could cause process interruption, such as DCS, PLC, and safety-related industrial automation systems.

Application Areas

• ABB Advant S800 I/O systems
• ABB 800xA distributed control systems
• Industrial PLC control cabinets
• Process automation systems
• Power generation plants
• Oil & gas facilities
• Chemical and manufacturing industries

Key Features

• Dual 24 VDC redundant power inputs
• Single 24 VDC high-current output
• Automatic power redundancy management
• Input fault supervision
• Compact DIN rail installation
• High availability design for continuous operation

Conclusion

The ABB 3BSC610042R1 SS822 Power Voting Unit is a reliable redundancy module for ABB automation platforms. By combining two independent 24 VDC power supplies into a supervised redundant power architecture, it helps increase system uptime and protect critical industrial control applications from power supply failures.