Frequently Asked Questions
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Frequently asked questions regarding Power*Tools for Windows.

01 - Where do I define Glove Class in PTW-ArcFault study similar to the PPE table?

02 - What is the “Arc Flash Special Instantaneous Protection” field for the Bus component on the Equipment & Arc Flash subview?

03 - How do I change my Working Distance?

04 - How do I change my Working Distance?

05 - I’ve run a short circuit study (balanced) but I have protective devices in my TCC that still have Isc Amps of 200,000A.  Why don’t they pickup the calculated bus fault current?

06 - How is the induction motor startup current multiplication factor calculated in a load flow study?

07 - What is the purpose of the Equipment Evaluation Study module?

08 - If I’m running a LF study (motor impact starting) and my sources are all generators (defined as SB), what source impedance is the LF study options dialog referring too?

09 - How do I make my PC see the Glenco Hardware key?

10 - What does the different color USB keys indicate?

11 - I’m trying to run PTW and I receive the following error code.  My software protection is the USB key.

12 - How do I create a backup copy of my PTW32 project files?

13 - How do I fix a PTW software crash when I attempt to export a Crystal Report file?

14 - How do I install MemoHASP drivers from the command prompt?

15 - How do I resolve a diverging soluton in the load flow study?

16 - How do I generate a report that will list all of my components?

17 - How do I model a series reactor?

18 - How do I transfer devices between Bus libraries?

19 - How do I transfer devices between Cable libraries?

20 - How do I transfer devices between Captor libraries?

21 - How do I transfer devices between Transformer libraries?

22 - How do I transfer devices between Transmission Line libraries?

23 - How do I modify TCC curves that intersect other curves in CAPTOR?

24 - How do I make use of custom labels?

25 - How the induction motor startup current multiplication factor is calculated?

26 - How the Connected Loads are calculated for a group of loads?

27 - How do I access my custom symbols in PTW?

28 - How do I add new symbols to PTW?

29 - How do I convert my old projects to the newest version of Power*Tools?

30 - How do I create a pdf file?

31 - How do I disable the display of energized state components and change the color of non-energized components?

32 - How do I fix a CR Linking Problem?

33 - How do I fix Crystal Report data errors?

34 - How to import the Captor DOS project into PTW?

35 - How to import the Dapper DOS project into PTW?

36 - How do I make a project point to a different library?

37 - How to make global changes of input data and attributes?

38 - Why is the calculated zero sequence impedance a negative value?

39 - How do I make my existing circular mils data available in a new library?

40 - How do I recover when Power*Tools crashes from a moved or deleted library?

41 - How do I model an Induction Generator on PTW?

42 - How do I resolve an Isolated Brach error message?

43 - How do I model a reduced voltage starter when performing an Impact Motor Starting study using the Load Flow?

44 - How do I make my PC see the Memohasp Hardware key?

45 - Merging Protective Device Libraries

46 - If I’ve entered a group of motors at various buses in my system but I only want 60% of them running at a time, how do I enter that?

47 - NetHasp Status Codes Table

48 - When I try to start PTW, the network hardware lock indicates that all licenses are currently being used and I cannot get into the program.  When I check, no one else is currently using PTW.

49 - Per Unit Impedance Calculation for Utility

50 - How do I recover a project that’s been corrupted somehow?

51 - I’m trying to download the latest version of PTW from our website and I get the error Authorization Required error message and it doesn’t accept my Password.

52 - Why is the calculated SLG fault higher than the calculated 3phase fault?

53 - How do I calculate voltage drop across cable?

54 - How do I calculate voltage drop across transformer?

55 - The generator manufacturer says my generator will only put out so much SLG fault current (8.3kA) but PTW calculates a much higher SLG current, why?

56 - What does the following error code mean?

57 - How do I resolve the error message: “Network Driver Does Not Appear to be serving this directory.”

58 - How do I display the TMS curves on my TCC drawing?

 

 
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