List of Figures

Figure

Title

Page

1.

1743 and 1744 Power Quality Loggers ..............................................

3

2.

1744/1743 Power Quality Logger - Front View.................................

8

3.

Supplying Operating Power to the Logger .........................................

13

4.

Logging in a 3-Phase 4-Wire (Wye) System......................................

18

5.

Logging in a 3-Phase 3-Wire (Delta) System.....................................

19

6.

Single Phase Logging

.........................................................................

20

7.Measuring 3-Phase Voltages in a 3-Wire (Delta)

 

System with Three Voltage Converters..............................................

21

8.

PQ Log Settings for a 16 kV Network ...............................................

22

9.

PQ Log Settings for a 16 kV Network ...............................................

23

10.Measuring 3-Phase Voltages in a 3-Wire System

 

with Potential Transformers (Aron Measuring Circuit)......................

24

11.

PQ Log Settings for a 16 kV Network ...............................................

25

12.

Selecting Voltage Input Ranges During Job Processing.....................

28

13.

Measuring Voltage Variations............................................................

29

14.

Logging Min and Max Values............................................................

30

15.

Voltage Interruption ...........................................................................

31

16.

Voltage Dips and Swells ....................................................................

32

17.

Measuring Flicker Values ..................................................................

36

18.

Online Test.........................................................................................

58

19.

ASCII Export .....................................................................................

59

20.

Timeplot Diagram ..............................................................................

60

21.

UNIPEDE DISDIP Table...................................................................

61

22.Cumulative Frequency – For Voltage and

Current Harmonics .............................................................................

62

vii