71M6521DE Datasheet, PDF (97/107 Pages) Teridian Semiconductor Corporation – Energy Meter IC

71M6521DE/DH/FE Data Sheet
TYPICAL PERFORMANCE DATA
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0.1
Phase_0
Phase_60
Phase_300
1
10
100
Current [A]
1000
Figure 42: Wh Accuracy, 0.1A to 200A at 240V/50Hz and Room Temperature
2
1
0
-1
-2
-3
-4
-5
-6
-7
-8
1
50Hz Harm onic Data
60Hz Harm onic Data
3
5
7
9 11 13 15 17 19 21 23 25
Harmonic
Measured at current distortion amplitude of 40% and voltage distortion amplitude of 10%.
Figure 43: Meter Accuracy over Harmonics at 240V, 30A
Rev 2
Page: 97 of 107