| Metrology area, Sub-field | Electricity and Magnetism, High voltage and current |
| Description | Conversion factors for current transformers |
| Time of measurements | 2020 - 2022 |
| Status | Measurements in progress |
| Measurand | AC high current , current ratio error and phase displacement Ratio (0.5 A ... 5000 A) / (5 A, 1 A) |
| Parameters | Ratio (5 A ... 1000 A) / 5 A, frequency from 50 Hz to 2500 Hz Ratio (0.5 A ... 5000 A) / (5 A, 1 A): frequency at 50 Hz |
| Transfer device | Current transformer: #1 TTE-5000.5 and #2 ITT-1000.5 |
| Comparison type | Supplementary Comparison |
| Consultative Committee | CCEM (Consultative Committee for Electricity and Magnetism) |
| Conducted by | COOMET (Euro-Asian Cooperation of National Metrological Institutions) |
| RMO Internal Identifier | COOMET 813/RU/20 |
| Pilot institute |
VNIIM
D.I. Mendeleyev Institute for Metrology, Rosstandart Russian Federation |
| Contact person | Andrey Akhmeev +73432172920 |
| Additional |
| Pilot laboratory | |
|---|---|
| VNIIM |
D.I. Mendeleyev Institute for Metrology, Rosstandart, Russian Federation, COOMET |
| BelGIM |
Belarussian State Institute for Metrology, Belarus, COOMET |
| GEOSTM |
Georgian National Agency for Standards and Metrology, Georgia, EURAMET |
| SASO-NMCC |
National Measurement and Calibration Center - Saudi Standards, Metrology and Quality Organization, Saudi Arabia, GULFMET |
| UzNIM |
Uzbek National Institute of Metrology, Uzbekistan, COOMET |
This page proposes print-out on A4 paper (portrait) of the comparison details (best printed out using a black and white printer).
Please, select items to be printed out, then click on "OK" :
