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Homemade device for measuring phase-zero loop: • Device for measuring phase-zero loop resistance... Continuation of the topic: • Measuring phase-zero loop and short-circuit current... Measuring phase-zero loop resistance and short-circuit current is performed using specialized devices, such as IFN-200, IFN-300, Sonel MZC-200, etc. This video discusses how to perform such measurements using any multimeter and... an electric kettle. • Smart master switch • Disassembling an electronic voltage relay... • Automatic reading of electrical...