Description of the Principle of the Digital Technology of the Built-In Processing of the Current Signal of the Arc-Fault Detection Device (AFCI)

This article is intended for specialists in the field of electrical safety and fire safety. It describes the principle of operation of an analog and logic units, which are designed for digital processing of a current signal in devices for determining arc breaking. The material demonstrates the applied nature of information technology in modern modular protective equipment up to 0.4 kilovolt, which will also be useful for students of electrical and energy specialties