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Appendix H – Linearity Report of TX-AFE and HIA-AFE
For Current Channel:
Current Transformer, tap setting 100 A FSD
Frequency
Nominal Voltage
Input current
applied in
Amps
Figure H.7 -- % Error in Terms of FSD for Current Channel (10 AAC nominal)
Current observed in
Amps
0.5
0.5000132
1
1.000136
2
1.999933
3
2.999757
5.5
5.498199
8.5
8.501754
: 50 Hz
: 10 A
Error in terms of %
Input
-0.032745455
0.020635294
237
Error in terms of %
FSD
0.00264
0.0136
-0.00335
-0.0081
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1.32E-05
0.000136
-6.7E-05
-0.000243
-0.001801
0.001754
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