Siemens 3VA21105JQ420AA0

The Siemens 3VA21105JQ420AA0 is a globally recognized circuit breaker utilized extensively in industrial automation for system protection and communication integration. This device ensures reliable interruption of electrical faults while facilitating effective data exchange within control systems.

Key Technical Features and Applications of 3VA21105JQ420AA0

• Compact and robust design enables reliable protection against overloads and short circuits in confined electrical panels.
• Integrated communication interfaces allow seamless integration with supervisory control and data acquisition (SCADA) systems for real-time monitoring.
• High breaking capacity supports secure operation in medium-voltage networks, ensuring system stability under fault conditions.
• Modular construction simplifies maintenance and adaptation in evolving industrial environments.
• Enhanced trip unit precision improves fault detection accuracy, minimizing downtime and equipment damage.

This circuit breaker is essential in industrial power distribution networks and automation systems requiring coordinated protection and remote status communication.