FIELD: electric power accounting systems, electric drive control, regulators and instruments of relay protection systems. SUBSTANCE: device has magnetic circuit which is made from magnetically soft material, and two windings, two operational amplifiers, four resistors and capacitor which are connected to one another. EFFECT: simplified design, increased precision. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| AC MEASURING TRANSDUCER | 1994 |
|
RU2091800C1 |
| RECTIFIER THAT MEASURES VOLTAGE LEVEL | 1992 |
|
RU2035046C1 |
| MEASURING TRANSDUCER OF ALTERNATING CURRENT | 0 |
|
SU1812513A1 |
| INSTRUMENTAL TRANSFORMER OF ALTERNATE CURRENT | 2006 |
|
RU2328002C1 |
| METHOD OF NON-CONTACT MEASURING OF CURRENT | 0 |
|
SU1725138A1 |
| CURRENT SENSOR | 2019 |
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| APPARATUS FOR MEASURING DERIVATIVE OF CURRENT | 0 |
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| CURRENT TRANSDUCER | 1998 |
|
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| TWO-CHANNEL PROPORTIONAL-DIFFERENTIAL FERROPROBE | 2023 |
|
RU2817510C1 |
| ELECTROMETRIC WEAK CURRENT AND SMALL CHARGE TRANSDUCER | 0 |
|
SU1656470A1 |
