FIELD: electrical engineering. SUBSTANCE: pickups of condition of insulation resistance of stator winding are manufactured in the form of electrodes produced from current conducting foil located between layers of frame insulation of each section and actuating element is fabricated in the form of light guides according to number of pickups. EFFECT: increased reliability and efficiency. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ELECTRIC MOTOR PROTECTIVE GEAR | 2004 |
|
RU2291538C2 |
| ELECTRIC MACHINE | 0 |
|
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| DEVICE FOR RELAY PROTECTION OF ELECTRIC MACHINE | 0 |
|
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| DEVICE FOR ALTERNATING CURRENT MACHINE PROTECTION | 2019 |
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