ABB FS401M-B13/0.03

The ABB FS401M-B13/0.03 automatic differential current switch serves an essential function in industrial electrical systems worldwide by detecting differential currents to ensure operational safety and protect equipment.

Key Technical Features and Applications of FS401M-B13/0.03

• Differential current sensing with high sensitivity (0.03 A) enables precise fault detection to prevent electrical hazards in complex installations.
• Automatic switching capability facilitates rapid disconnection under imbalance conditions, minimizing damage in power distribution networks.
• Compact design supports integration into control panels and switchgear with limited space.
• Reliable performance under varying electrical loads ensures consistent protection in manufacturing and processing plants.

Typical use cases include fault current monitoring in industrial power distribution and safeguarding sensitive machinery from ground faults or leakage currents.