| Metrology area, Sub-field | Electricity and Magnetism, AC Voltage, Current, Power, and AC/DC Transfer |
| Description | Comparison of AC/DC voltage transfer standards |
| Time of measurements | 2025 - |
| Status | Measurements in progress |
| Measurand | AC/DC voltage transfer difference |
| Parameters | Voltage: 3 V Mandatory frequency: 1 kHz Optional frequencies: 10 Hz, 20 kHz, 100 kHz and 1 MHz |
| Transfer device | Multi-junction thermal voltage converter |
| Comparison type | Key Comparison |
| Consultative Committee | CCEM (Consultative Committee for Electricity and Magnetism) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EURAMET project No. 1700 |
| Comments | PTB is a pilot laboratory, SUT provides a travelling standard, LNE is responsible for schedule tasks, CMI and LNE are jointly responsible for evaluation of comparison results, CMI is responsible for preparing of the report of the comparison. |
| Pilot institute |
CMI
Czech Metrology Institute Czechia |
| Contact person | Věra Nováková Zachovalová +420545555305 |
| Pilot laboratory | |
|---|---|
| CMI |
Czech Metrology Institute, Czechia, EURAMET |
| AS METROSERT |
Central Office of Metrology, Estonia, EURAMET |
| BEV |
Bundesamt für Eich- und Vermessungswesen, Austria, EURAMET |
| BIM |
Bulgarian Institute of Metrology, Bulgaria, EURAMET |
| CEM |
Centro Español de Metrologia, Spain, EURAMET |
| FTMC |
Center for Physical Sciences and Technology, Lithuania, EURAMET |
| GUM |
Glowny Urzad Miar, Central Office of Measures, Poland, EURAMET |
| IMBIH |
Institute of Metrology of Bosnia and Herzegovina, Bosnia and Herzegovina, EURAMET |
| INRIM |
Istituto Nazionale di Ricerca Metrologica, Italy, EURAMET |
| IPQ |
Instituto Portugues da Qualidade, Portugal, EURAMET |
| JV |
Justervesenet, Norway, EURAMET |
| LNE |
Laboratoire national de métrologie et d'essais, France, EURAMET |
| MIRS/SIQ/Metrology |
MIRS/Slovenian Institute of Quality and Metrology/Metrology, Slovenia, EURAMET |
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| RISE |
Research Institutes of Sweden AB, Sweden, EURAMET |
| Trescal |
Trescal Ltd, Denmark, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
| VSL |
VSL, Netherlands, EURAMET |
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