ABB FS401MK-B6/0.03

The ABB FS401MK-B6/0.03 is an automatic differential current circuit breaker engineered for precise residual current detection in electrical systems worldwide. It plays a critical role in safeguarding installations by interrupting fault currents that pose shock or fire hazards.

Key Technical Features and Applications of FS401MK-B6/0.03

• Detects differential currents with a sensitivity of 30 mA, ensuring rapid disconnection to protect personnel and equipment in residential and industrial settings
• Incorporates robust trip mechanisms to maintain operational reliability under transient electrical disturbances
• Compact design allows integration into low-voltage distribution panels, optimizing space without compromising safety
• Suitable for direct current leakage recognition, enhancing protection in environments with variable load conditions
• Compliant with international safety standards, supporting global application in diverse electrical infrastructures

This device is essential for electrical distribution boards requiring sensitive ground fault protection and is commonly implemented in commercial buildings and light industrial facilities to prevent electric shock and fire risks.