1. PTS 2.3 C Portable Test System Page 1 March 2009

2. PTS 2.3 C Portable Test System Consists of:  Precision reference meter with high accuracy in class 0.1  Current source in the range 1 mA... 120 A Application:  Verification of the entire measurement installation  Meter error measurement  Display of vector diagram of the supply conditions  Automatic tests without PC  Burden measurement of CT’s and PT’s  Ratio test of CT’s Page 2 March 2009

3. Particularities Page 3 March 2009

4.  Measurement range 20 mV... 500 V  Current source 1 mA... 120 A  Integrated working standard accuracy class 0.1 %  Measurement of all electrical values  Vector diagram, Harmonic test, Data storage, Burden test, C.T. ratio test  Automatic test runs without external PC Options:  Clamp-on CTs: 100A 1.000A LEMflex© up to 3.000A  CALSOFT II Software PTS 2.3 C 3-phase portable Test system with Current Source Page 4 March 2009

5. Connections [1]10 A Current Connection [5]120 A Current Connection [2]10 A Current Connection [6]Voltage input phase Connector [3]Fuses for current Connections [7]Voltage input neutral Connector [4]120 A Current Connection [8]Auxiliary supply Connector Page 5 March 2009

6. Connections [9]Compact flash card slot[15]Serial interface RS 232 [10]100 A CTs Connector [16]Cursor keys and alphanumeric key pad [11]LEMflex© Connector [17]Connector for external keyboard [12]1000 A CTs Connector [18]Turnable handling button [13]Impulse input[19]Graphical colour display [14]Impulse output Page 6 March 2009

7. Optional current clamps to the PTS 2.3 C  Error compensated clamp-on CT’s for measurements in the range 10 mA … 100 A  Clamp-on CTs for measurements in the range 100 mA … 1000 A  Flexible current transformers LEMflex for measurements up to 30 / 300 / 3000 A Page 7 March 2009

8. Operation Concept Symbols Display Control Elements   Page 8 March 2009

9. Software Reference – Main Menu Meter Testing  Measurement  Harmonics, Oscilloscope  Energy Measurement  Transformer Test  Special Functions  Installation (Setup)  First Row  Page 9 March 2009

10. Software Reference – Error Measurement Page 10 March 2009

11. Software Reference – Measurement of UI , PQS and UIPQS Page 11 March 2009

12. Software Reference – Harmonic Analysis and Vector Diagram Page 12 March 2009

13. Software Reference – Energy measurement and Register test Page 13 March 2009

14. Software Reference – Burden measurement of PTs Page 14 March 2009

15. Software Reference – Burden measurement of CTs Page 15 March 2009

16. Software Reference – Ratio measurement of CTs Page 16 March 2009

17. Software Source – Main Menu Load Points  Harmonics  Power source setup  First Row  Page 17 March 2009

18. Software Source – Load Points Page 18 March 2009

19. Software Source – Harmonics Page 19 March 2009

20. Software Sequence – Create / Edit Test Sequence Page 20 March 2009

21. Software Sequence – Automatic Test Run Page 21 March 2009

22. Software Data Base – Main Menu Administrative data  Meter data  Transformer data  Load point data  View test result  Basic settings  First Row  Page 22 March 2009

23. Software Data Base – Administrative Data Page 23 March 2009

24. Software Data Base – Meter Data Page 24 March 2009

25. Software Data Base – Transformer Data Page 25 March 2009

26. Software Data Base – View Test Results Page 26 March 2009

27. Windows © -Software CALSOFT Selection of real time readout or readout of sets of data from PTS 2.3 C memory Page 27 March 2009

28. Windows © -Software CALSOFT Display of read data on PC monitor Page 28 March 2009