FIELD: electrical engineering; fire safety.
SUBSTANCE: invention relates to the field of protection, as well as fire safety; it can be used for checking protection devices from serial and parallel arc breakdowns and spark gaps, installed in electrical networks or electrical plants. In a method for checking protection devices from serial and parallel arc breakdowns and spark gaps, among a serial electric arc source, a cable sample is used with parallel conductors for formation of parallel arc breakdown.
EFFECT: provision of checking characteristics of protection devices from serial and parallel arc breakdowns and spark gaps.
1 cl, 1 dwg
