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CIPM MRA PARTICIPANTS
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CIPM MRA PARTICIPANTS
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Results for: Russian Federation
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General physics
Ionizing radiation
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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)
Russian Federation, RCAM-Rostest (Research Center for Applied Metrology - Rostest)
High voltage and current , AC high voltage ratio: phase displacement : 5.00E-5 rad to 1.00E-3 rad
High voltage transformer, voltage transformer bridge
Absolute expanded uncertainty : 5.0E-5 rad
Current comparator bridge and compressed gas capacitors
Voltage : 1 kV to 350 kV
Frequency : 50 Hz
Ratio : 10 to 10000
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/180
CMC ID : COOMET-EM-RU-00000Q7X-1
 
High voltage and current , Pulsed high voltage and current: switching impulse time parameters : 100 µs to 2500 µs
Switching impulse voltage measurement set-up, impulse calibrator, digital recorder
Relative expanded uncertainty : 3.0E-2
Comparison with reference measuring system
Peak voltage value : 1 kV to 500 kV
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/187
CMC ID : COOMET-EM-RU-00000Q87-1
 
High voltage and current , High DC voltage: meters : 1 kV to 100 kV
DC kilovolt meter, dedicated set-up for high voltage
Relative expanded uncertainty : 5.0E-5
Differential voltage meter, set of calibrated Zener diode chains
Temperature : 20 °C to 30 °C
Relative humidity : 40% to 80%
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/171
CMC ID : COOMET-EM-RU-00000Q88-1
 
Form , Roundness standards : 0 µm to 300 µm
Magnification stanart (e. g. fkick standard): roundness
Absolute expanded uncertainty : 2.8E1 nm to 3.0E3 nm
Q[28 , 10R] R in mm
The uncertainty is expressed in nm
Stylus-on-spindle roundness instrument
Diameter : 1 mm to 300 mm
Approved on 09 November 2016
Institute service identifier : COO-RCAM-Rostest-L-423/4
CMC ID : COOMET-L-RU-00000Q7T-1
 
Complex geometry , Complex geometry : 20 mm3 to 2000 mm3
CMM
Absolute expanded uncertainty : 1.4 µm to 4.4 µm
Q[1.35, 1.5L] L length in m
The uncertainty is expressed in µm
Ball plate calibration sphere
Temperature : 20 °C ± 0.3 °C
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/22
CMC ID : COOMET-L-RU-00000Q7S-1
 
Form , Flatness standards : 2.00E-3 µm to 2 µm
Optical flat: flatness
Absolute expanded uncertainty : 8.2 nm
Fizeau interferometer
Diameter : 50 mm to 120 mm
Approved on 30 September 2020
Institute service identifier : COO-L-RCAM-Rostest 411
CMC ID : COOMET-L-RU-00000Q7V-1
 
Pressure , Gauge pressure: gas medium : 4.00E4 Pa to 6.30E5 Pa
Pressure measuring device, standard pressure generator
Relative expanded uncertainty : 2.0E-4
Direct comparison with standard, crossfloat
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/5
CMC ID : COOMET-M-RU-00000Q8D-1
 
High voltage and current , Pulsed high voltage and current: switching impulse voltage parameters : 50 V to 2000 V
Switching impulse voltage measurement set-up, impulse calibrator, digital recorder
Relative expanded uncertainty : 5.0E-4 to 2.0E-3
Differential voltage meter, set of calibrated Zener diode-transistor chains
Impulse shape : according to IEC 60060
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/185
CMC ID : COOMET-EM-RU-00000Q85-1
 
High voltage and current , Pulsed high voltage and current: switching impulse voltage parameters : 1 kV to 800 kV
Switching impulse voltage measurement set-up
Relative expanded uncertainty : 3.0E-3
Differential voltage meter, set of calibrated Zener diode chains
Impulse shape : according to IEC 60060
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/186
CMC ID : COOMET-EM-RU-00000Q86-1
 
High voltage and current , High DC voltage: ratios : 1 to 1.00E5
High voltage resistive divider
Relative expanded uncertainty : 7.0E-5 to 3.0E-4
Measurement by means of differential voltage meter, set of calibrated Zener diode chains, DC voltmeter
Voltage : 1 kV to 800 kV
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/174
CMC ID : COOMET-EM-RU-00000Q8B-1
 
High voltage and current , Pulsed high voltage and current: lightning impulse voltage parameters : 50 kV to 1500 kV
Lightning impulse voltage measurement set-up
Relative expanded uncertainty : 5.0E-3
Comparison with reference measuring system
Impulse shape : according to IEC 60060
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/183
CMC ID : COOMET-EM-RU-00000Q83-1
 
High voltage and current , High voltage impedance: capacitance : 10 pF to 1000 pF
Compressed gas capacitor
Relative expanded uncertainty : 1.5E-4 to 1.0E-3
Comparison with reference
Voltage : 1 kV to 350 kV
Frequency : 50 Hz
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/175
CMC ID : COOMET-EM-RU-00000Q8C-1
 
Form , Roundness standards : 0 nm to 2000 nm
Sphere, hemisphere: roundness
Absolute expanded uncertainty : 2.8E1 nm
Stylus-on-spindle roundness instrument
Diameter : 1 mm to 100 mm
Approved on 09 November 2016
Institute service identifier : COO-RCAM-Rostest-L-423/4
CMC ID : COOMET-L-RU-00000Q7U-1
 
High voltage and current , Pulsed high voltage and current: lightning impulse time parameters : 0.8 µs to 60 µs
Lightning impulse voltage measurement set-up, impulse calibrator, digital recorder
Relative expanded uncertainty : 5.0E-2
Comparison with reference measuring system
Peak voltage value : 10 V to 500 kV
Impulse shape : according to IEC 60060
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/184
CMC ID : COOMET-EM-RU-00000Q84-1
 
High voltage and current , High DC voltage: meters : 400 kV to 800 kV
Dedicated set-up for high voltage
Relative expanded uncertainty : 3.0E-4
Comparison by means of differential voltage meter and set of calibrated Zener diode chains
Temperature : 20 °C to 30 °C
Relative humidity : 40% to 80%
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/173
CMC ID : COOMET-EM-RU-00000Q8A-1
 
High voltage and current , High voltage impedance: dissipation factor : 5.00E-5 to 1.00E-3
Compressed gas capacitor
Absolute expanded uncertainty : 5.0E-5
Comparison with reference
Frequency : 50 Hz
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/176
CMC ID : COOMET-EM-RU-00000Q7W-1
 
Complex geometry , CMM artifacts : 10 mm to 960 mm
Ball bar, centre spacing L
Absolute expanded uncertainty : 0.91 µm to 1.6 µm
Q[0.9, 0.75L] L in m
The uncertainty is expressed in µm
CMM with laser interferometer
Temperature : 20 °C ± 0.3 °C
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/21
CMC ID : COOMET-L-RU-00000Q7R-1
 
High voltage and current , AC high voltage: ratio error : 0 % to 0.02 %
High voltage transformer, voltage transformer bridge
Relative expanded uncertainty : 2.0E-4 to 5.0E-4
Current comparator bridge and compressed gas capacitors
Voltage : 1 kV to 350 kV
Frequency : 50 Hz
Ratio : 10 to 10000
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/179
CMC ID : COOMET-EM-RU-00000Q80-1
 
High voltage and current , High DC voltage: meters : 100 kV to 400 kV
Dedicated set-up for high voltage
Relative expanded uncertainty : 2.0E-4
Comparison by means of differential voltage meter and set of calibrated Zener diode chains
Temperature : 20 °C to 30 °C
Relative humidity : 40% to 80%
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/172
CMC ID : COOMET-EM-RU-00000Q89-1
 
High voltage and current , AC high voltage: peak values : 1 kV to 350 kV
AC high voltage meter, dedicated set-up for high voltage measurements (resistive and capacitive dividers)
Relative expanded uncertainty : 5.0E-4
Comparison with reference system
Frequency : 50 Hz
Approved on 21 October 2001
Institute service identifier : RCAM-Rostest/177
CMC ID : COOMET-EM-RU-00000Q7Y-1
 

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Acoustics, Ultrasound, Vibration

This metrology area covers the fields of acoustics, ultrasound and vibration.

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This metrology area covers the fields of DC and AC measurements, impedance, electric and magnetic fields, radiofrequencies and measurements on materials.

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This metrology area covers the fields of laser frequencies and dimensional metrology.

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Ionizing Radiation

This metrology area covers the fields of dosimetry, radioactivity and neutron measurements.