ABB FS401M-B20/0.03

The ABB FS401M-B20/0.03 is a residual current device designed for global industrial applications where electrical safety and fault detection are critical. This automatic differential current protection module monitors leakage currents to prevent electrical hazards and equipment damage.

Key Technical Features and Applications of FS401M-B20/0.03

• Sensitive residual current detection at 30 mA enhances personnel protection in low-voltage distribution systems.
• Integrated automatic tripping mechanism ensures rapid disconnection, minimizing risk of electric shock and fire.
• Compact design allows seamless integration into industrial control panels, optimizing space efficiency.
• Rated current of 20 A supports medium-load circuits common in manufacturing and processing plants.

Typical Industrial Use Cases

Commonly employed in electrical distribution boards for factory automation systems and essential for safeguarding machinery in environments with elevated risk of ground faults or leakage currents.