1744 User Manual for the Fluke 1744 Three Phase Power Quality Logger Memobox

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vii

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

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FLUKE 1744 Three Phase Power Quality Logger Memobox