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CIPM MRA PARTICIPANTS
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Results for: EURAMET-EM-FI-00000E75-6
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General physics
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In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a 2 + b 2]1/2
Unless otherwise stated the expanded uncertainties given below correspond to k = 2 (at a 95 % level of confidence)
Finland, MIKES (VTT Technical Research Centre of Finland Ltd, Centre for Metrology/Mittatekniikan keskus)
High voltage and current , High AC current: current transformer phase displacement : 0 rad to 3.14 rad
Current transformer, current transducer, merging unit
Absolute expanded uncertainty : 5.0E-2 mrad to 0.2 mrad
Uncertainty table
{"row_1":{"col_1":"Output<br>","col_2":"Frequency<br>","col_3":"Input current<br>","col_4":"Uncertainty [mrad]<br>"},"row_2":{"col_1":"Voltage or current<br>","col_2":"45 Hz to 65 Hz","col_3":"10 mA to 8000 A","col_4":"0.05<br>"},"row_3":{"col_1":"Voltage or current<br>","col_2":"65 Hz to 250 Hz","col_3":"10 mA to 500 A","col_4":"0.07<br>"},"row_4":{"col_1":"Voltage or current<br>","col_2":"250 Hz to 300 Hz<br>","col_3":"10 mA to 250 A","col_4":"0.07"},"row_5":{"col_1":"Voltage or current<br>","col_2":"300 Hz to 350 Hz","col_3":"10 mA to 100 A","col_4":"0.07"},"row_6":{"col_1":"Voltage or current<br>","col_2":"350 Hz to 1000 Hz","col_3":"10 mA to 10 A","col_4":"0.1"},"row_7":{"col_1":"Digital<br>","col_2":"45 Hz to 65 Hz","col_3":"10 mA to 20 A","col_4":"0.05"},"row_8":{"col_1":"Digital<br>","col_2":"65 Hz to 500 Hz","col_3":"10 mA to 20 A","col_4":"0.1<br>"},"row_9":{"col_1":"Digital<br>","col_2":"500 Hz to 1000 Hz","col_3":"10 mA to 20 A","col_4":"0.2"}}
Comparison with reference standard
Frequency : 45 Hz to 1000 Hz
Input current : 10 mA to 8 kA
Output current : 10 mA to 20 A
Output voltage : 10 mV to 500 V
Digital output : according to IEC 61869-9
Approved on 21 October 2024
Institute service identifier : HV58n
CMC ID : EURAMET-EM-FI-00000E75-6
 

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