71M6533 Datasheet, PDF (118/132 Pages) Teridian Semiconductor Corporation – Energy Meter IC

71M6533/G/H and 71M6534/H Data Sheet
FDS_6533_6534_004
6.6 Typical Performance Data
6.6.1 Accuracy over Current
Figure 49 shows meter accuracy over current for various line frequencies. Figure 50 shows meter accuracy
over current at various load angles.
6533/34 Wh Performance, Equation 5, 45 Hz, 55 Hz, 65 Hz - 240 V - 0° Phase
Angle
0.5
0.4
0.3
45 Hz
0.2
55 Hz
65 Hz
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0.1
1
10
100
Current (A rms)
1000
Figure 49: Wh Accuracy (0.1 A - 200 A, 240 V, Room Temperature) at Various Frequencies
(Differential Mode, CTs)
1
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1
0.01
71M6533/6534 Wh Accuracy at Various Phase Angles
Equation 5, 240 V
0°
60°
300°
I [A]
0.1
1
10
100
Figure 50: Typical Wh Accuracy (0.02 A - 200 A, 240 V, Room Temperature), Various Load Angles
(Differential Mode, CTs)
118
Rev 2