GEAR FOR CHECK TEST OF ELECTRIC MOTOR DRIVE Russian patent published in 2004 - IPC

FIELD: electrical engineering. SUBSTANCE: gear can be applied for check test of electric motor drive 15 and/or of mechanical device attached to drive which is fittings or actuators. According to invention gear for check test of electric motor drive is supplemented with unit that has leads C, U, L, I. Diagnosing module is connected to above-mentioned leads. Power supply facility to feed diagnosing module is provided, it can be activated via at least one of lead C, U, L or I or with outside signal. EFFECT: provision for operation of gear for check test of electric motor drives independent of central measurement unit, little power consumption. 14 cl, 1 dwg