Siemens 3VA22255HL420JH0

The Siemens 3VA22255HL420JH0 is a specialized communication and protection device widely applied in industrial automation systems. Distributed internationally, it plays a critical role in safeguarding electrical installations while enabling reliable data exchange for system monitoring and control.

Key Technical Features and Applications of 3VA22255HL420JH0

• Integrated communication interfaces facilitate seamless data transmission, enhancing real-time system diagnostics in complex industrial networks.
• Robust protection mechanisms provide selective fault isolation, minimizing downtime and preserving equipment integrity under overload or short-circuit conditions.
• Modular design allows flexible integration within switchgear assemblies, supporting scalable automation setups.
• Compliance with stringent industrial standards ensures reliable operation in harsh electrical environments.

This device is essential in medium-voltage switchgear configurations and central to protective relay coordination in manufacturing plants or utility substations.