Data Sheet

ADE9153A

Rev. 0 | Page 13 of 50

ENERGY ERROR OVER FREQUENCY AND POWER FACTOR

Energy characteristics obtained from a 50% of full scale, sinusoidal, 50 Hz voltage signal and a 10% of full scale, sinusoidal, 50 Hz, current

signal over a variable frequency between 45 Hz and 65 Hz.

–0.10

–0.05

0

0.05

0.10

40

45

50

55

60

65

70

LINE FREQUENCY (Hz)

POWER FACTOR = +1

POWER FACTOR = +0.5

POWER FACTOR = –0.5

Figure 16. Total Active Energy Error vs. Line Frequency, Power Factor = −0.5,

+0.5, and +1, AI PGA Gain = 38.4×

–0.10

–0.05

0

0.05

0.10

40

45

50

55

60

65

70

LINE FREQUENCY (Hz)

POWER FACTOR = –0.866

POWER FACTOR = 0

POWER FACTOR = +0.866

Figure 17. Fundamental Reactive Energy Error vs. Line Frequency, Power

Factor = −0.866, +0.866, and 0, AI PGA Gain = 38.4×

–0.10

–0.05

0

0.05

0.10

40

45

50

55

60

65

70

LINE FREQUENCY (Hz)

Figure 18. Total Apparent Energy Error vs. Line Frequency, AI PGA Gain = 38.4×