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Calibration and Measurement Capabilities
Electricity and Magnetism
In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a2 + b2]1/2
 
Result of the search
Your selection : Electricity and Magnetism
 
Canada, NRC (National Research Council)
Complete CMCs in Electricity and Magnetism for Canada (.PDF file)
AC-DC current transfer. Thermal converter plus shunt, AC-DC transfer standard plus shunt, 0.01 A to 100 A
Relative expanded uncertainty (k = 2, level of confidence 95%) in µA/A: 7 to 36
Direct comparison
Frequency: 10 Hz to 100 kHz
Approved on 04 April 2017
Internal NMI service identifier: NRC/A33-02-07-01
Uncertainty table
 
AC-DC voltage transfer. Multijunction thermal voltage converter, 0.8 V to 2 V
Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 1
Direct comparison
Frequency: 40 Hz to 5 kHz
Approved on 04 April 2017
Internal NMI service identifier: NRC/A33-02-07-01
 
AC-DC voltage transfer. Thermal transfer standard based on multijunctions or solid state sensor, 80 V to 220 V
Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 2.3
Direct comparison
Frequency: 50 Hz to 400 Hz
Approved on 04 April 2017
Internal NMI service identifier: NRC/A33-02-07-01
 
AC current ratio (in-phase and quadrature). Current transformer, 0.005  to 4.80E+05 
Relative expanded uncertainty (k = 2, level of confidence 95%) in µA/A: 5 to 10
In-house and on-site
Frequency: 50 Hz, 60 Hz, 400 Hz
Alternating current: 60 kA
Approved on 04 April 2017
Internal NMI service identifier: NRC/A33-10-1-1
Uncertainty table
 
AC resistance (magnitude). AC resistors and shunts, 1.00E-05  to 1.00E+06 
Relative expanded uncertainty (k = 2, level of confidence 95%) in µ/: 10
Ratio measurement against standard
Frequency: 50 Hz, 60 Hz
Current: to 10 kA
Approved on 04 April 2017
Internal NMI service identifier: NRC/A33-10-5-1
 
AC resistance (phase). AC resistors and shunts, -0.1 rad to 0.1 rad
Absolute expanded uncertainty (k = 2, level of confidence 95%) in µrad: 10
Ratio measurement against standard
Frequency: 50 Hz, 60 Hz
Current: to 10 kA
Approved on 04 April 2017
Internal NMI service identifier: NRC/A33-10-5-1


 
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