The A9D37620 is a residual current breaker with overcurrent protection (RCBO) designed for electrical distribution systems. It features a single pole plus neutral (1P+N) configuration with a rated current of 20A and a C curve characteristic, providing reliable protection against residual currents of 30mA. The device is rated for a maximum surge current of 250A and has an IP20 enclosure for basic protection against solid objects. It is part of the Acti 9 range, specifically the Acti 9 iDPN Vigi series, and is suitable for use in various electrical distribution applications to ensure safety and circuit protection.

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