FIELD: checking and measuring equipment. SUBSTANCE: device has electric machine, power source circuit, three-phase throttle, three bifilar copper windings, three heaters, three indication units, measuring instrument, protection unit, battery, three windings of the electric machine, four terminals, integrator, generator, contacts, and zero member. EFFECT: improved accuracy of the measurements. 2 dwg
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Authors
Dates
1995-05-20—Published
1991-07-09—Filed