Power Quality Logger
Introduction to the Logging Functions
3
• Energy, total energy
• Flicker (Pst, Plt)
• Voltage THD
• Current THD
• Current CF
• Voltage harmonics to the 50
th
(not in P function)
• Voltage interharmonics (not in P function)
• Mains signaling voltage
• Unbalance
• Frequency
POWER LOGGER
1743
START
STOP
POWER
232SR
I
N
I
3
I
2
I
1
V
3
V
2
V
1
CURRENT INPUT
10V
RMS
MAX
L
1
/A
L
2
/B
L
3
/C
N
5VA
45- 65Hz
MEASUREMENT INPUT
SUPPLY INPUT
830V
RMS
MAX CAT
600V CAT
300V CAT
100-350 V
660V MAX
88-660 V
egb002.eps
Figure 1. Model 1744/1743 Power Quality Loggers