FIELD: electricity.
SUBSTANCE: this method is used in the field of power supplying electrical devices of consumers with a voltage of up to 1,000 V, in the field of electrical equipment protection, namely, to warn about the overheating of the zero power connection. This method is used in electrical distribution boards of electrical devices of consumers with voltage up to 1,000 V.
EFFECT: essence of this method is to warn about the burnout of the zero power connection in the electrical switchboards of electrical devices of consumers with voltage up to 1,000 V.
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