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8. Set the current, frequency, and phase angle to the values in Table 5-15.
Table 5-15. Phase Angle Verification on 20 Amp Range
6105A
Phase
RMS
Frequency
Angle
20 A
200 Hz
20 A
850 Hz
20 A
850 Hz
+90 °
20 A
850 Hz
[1]
6 A
2907 Hz
[2]
4 A
5643 Hz
[1]
Fundamental zero amplitude, 51
[2]
Fundamental zero amplitude, 99
9. Connect the 100 A shunt between the 6105A and the second input to the phase meter.
10. Set the 6105A range to 1 x Ext 120A.
11. Set the current, frequency, and phase angle to the values in Table 5-16.
Table 5-16. Phase Angle Verification on 120 Amp Range
6105A
Phase
RMS
Frequency
Angle
100 A
200 Hz
100 A
850 Hz
100 A
850 Hz
+90 °
100 A
850 Hz
[1]
36 A
2907 Hz
[2]
24 A
5643 Hz
[1]
Fundamental zero amplitude, 51
[2]
Fundamental zero amplitude, 99
Measured
Angle
0 °
0 °
-90 °
0 °
0 °
st
harmonic of 57 Hz at 6 A
th
harmonic at 4 A
Measured
Angle
0 °
0 °
-90 °
0 °
0 °
st
harmonic of 57 Hz at 36 A
th
harmonic at 24 A
Product
Measurement
Specification
Uncertainty
0.025 °
0.020 °
0.045 °
0.020 °
0.045 °
0.020 °
0.045 °
0.020 °
0.325 °
0.030 °
0.645 °
0.040 °
Product
Measurement
Specification
Uncertainty
0.025 °
0.020 °
0.045 °
0.020 °
0.045 °
0.020 °
0.045 °
0.020 °
0.325 °
0.030 °
0.645 °
0.040 °
5
Calibration
Introduction
TUR
1:3
2.3:1
2.3:1
2.3:1
10:1
16:1
TUR
1:3
2.3:1
2.3:1
2.3:1
10:1
16:1
5-27
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