| 摘要 |
FIELD: electrical engineering; checking electrical appliances. ^ SUBSTANCE: proposed device, system, and method for running check of domestic electrical appliance make used of running check device inserted between power supply and load which has measuring instruments designed to measure electric power or current consumed by electrical appliance, control means programmed for comparing measured power consumption or current through mentioned measuring instruments with reference data on power or current stored in mentioned control means so as to generate information depending on mentioned comparison results that informs about present-time condition or operating phase of power consumer to make this information readable beyond mentioned device for conducting running check. ^ EFFECT: facilitated procedure, reduced time, ability of eliminating unwanted disconnections, reduced power requirement. ^ 30 cl, 4 dwg |
