ABB FS403MK-C13/0.03

The ABB FS403MK-C13/0.03 is an Automatic Differential Current Circuit Breaker designed for reliable protection against earth leakage currents in industrial electrical systems worldwide. This device ensures operational safety by detecting and interrupting fault currents to prevent electrical hazards.

Key Technical Features and Applications of FS403MK-C13/0.03

• Differential current detection at 30 mA sensitivity enables precise identification of ground faults, minimizing equipment damage and personnel risk in complex electrical networks
• Automatic trip mechanism ensures immediate disconnection of faulty circuits, enhancing system reliability and reducing downtime in industrial environments
• Compact modular design facilitates straightforward integration into existing switchgear assemblies, optimizing space use in control panels
• Suitable for alternating current systems, providing versatile protection across diverse global industrial installations

Contextual Use Cases

The FS403MK-C13/0.03 is essential in manufacturing plants where earth leakage protection is critical for worker safety and equipment integrity. It is also widely applied in industrial automation circuits requiring continuous fault monitoring to maintain system stability.