ABB FS403M-B13/0.03

The ABB FS403M-B13/0.03 is an automatic residual current circuit breaker designed for global industrial applications where reliable ground fault detection is critical. This device plays a fundamental role in safeguarding electrical installations by interrupting circuits upon detecting leakage currents.

Key Technical Features and Applications of FS403M-B13/0.03

• Sensitive residual current detection rated at 30 mA enables rapid disconnection to prevent electric shock hazards in industrial environments.
• Integrated differential protection mechanism ensures selective tripping, minimizing downtime and protecting equipment from insulation failures.
• Compact modular design allows seamless integration into existing switchboards for space-efficient distribution panels.
• Rated current capacity of 13 A supports moderate load circuits typically found in automation and control systems.
• Operational reliability under variable load conditions enhances safety in manufacturing and processing plants with fluctuating power demands.

This breaker is essential in electrical safety protocols for automated machinery and is widely applied to protect personnel and equipment in manufacturing lines and industrial power distribution networks.