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  1. toro45

    How do I calculate voltage drop in a 400Hz system?

    hgldr; Yes the calculation is for aircraft ground power units (converter). Thanks. TA.
  2. toro45

    How do I calculate voltage drop in a 400Hz system?

    I am looking for helpful information on performing voltage drop calculation on a 400Hz system. Any pointers will be greatly appreciated.
  3. toro45

    References to Geothermal Power Generation Plant

    I am doing some research on building a geothermal power plant for a state in my country and I was wondering if anyone has an information on companies, contractors that can help me in the preliminary stages and putting together a proposal/ feasibility report for a geothermal plant. Any...
  4. toro45

    US PE to Canadian version of PE

    I might have to move to Canada and I am wondering if anyone knows if I will have to take an exam if I am a PE in the US and I want to get the Canadian equivalent. I am an electrical engineer.
  5. toro45

    NEC code quiz resource

    Anyone know a resource (book, software, website) the has an extensive NEC code quiz? Does this type of material exist? I would appreciate if anyone could let me know where I can such information.
  6. toro45

    Flourescent lighting fixture ballast premature failure!

    By the way this is in the US. The system is a 120v/60Hz and the ballasts are electronic ballasts.
  7. toro45

    Flourescent lighting fixture ballast premature failure!

    I have a client of mine complaining that the ballast on their flourescent lights fail too often. The only thing I could come up with is that since the building was wired in the 1930's the ground grid may have corroded thereby rendering it ineffective. My logic is that if the ground grid is not...
  8. toro45

    Calling all Electrical Engineers working in MEP consulting firms!

    Hello; MEP is Mechanical, Electrical & Plumbing by the way. I graduated from college with a minor in micro electronics and semiconductor fabrication but I ended up in the MEP consulting business. For those of us that are in the MEP consulting business, we all know this type of work is not...
  9. toro45

    Calculating the size of a panelboard.

    Hello; I thought I'd ask if anyone has any rule of thumb or knows calculations for sizing an electric panel. I have done this before but I have always taken a precaution by oversizing the panels. Here is an example: 1) I have a 35,000 square foot area and I am sizing a panel for the area. 2)...
  10. toro45

    what is the difference between a designer and an engineer

    hello; i have worked for MEP(mechanical, electrical, plumbing) firm's for the past 5 years and I was wondering if anyone could clarify what the difference is between an engineer and a designer. I have always applied for positions as an engineer, because I have a degree in engineering, however I...
  11. toro45

    Please Clarify the concept of Amp Frame and Amp Trip.

    Hello; I am an electrical engineer with an MEP consulting firm. I have done tonnes of single line diagrams however, I am unclear as to what the AF and AT really are. From what I understand, say I have a 100Amp frame, the size of the circuit breaker that can be used has to be less or equal to...
  12. toro45

    how did you guys learn about automation and PLC programming?

    Hello; I am an electrical engineer who's interested in automation and controls. I live in the philadelphia/new jersey area and I have been trying to find a class that teaches PLC programming and automation. I haven't been successful doing this. I would like to know how you guys got to gain a...
  13. toro45

    Where did you learn Pro E?

    Hello, I am an electrical design engineer, who would like to learn Pro E. I know Autocad and Micro Station and I sense these cad programs are quite different from Pro E. I would like to know what the differences are and how did you actually learn using the software. I am looking for classes in...
  14. toro45

    Importing excel document into Autocad.

    Hello, I am working on a panel schedule in excel. This spread sheet has calculations in it and I was wondering if anybody knows a way I can import it into autocad. I tried coying and pasting but this action manages to cut out the edge of my spread sheet. Your responses will be appreciated.
  15. toro45

    Suggestions on good, electrical symbol package

    Hello, I work as a designer for an engineering consulting company. I handle the electrical end of the jobs and cadding the symbols in free hand everytime is a pain. I have set them up as blocks but, I am wondering if anyone has a suggestion about a software I can use with acad 2002 that has the...
  16. toro45

    Need Help bonus tools not working!

    I recenly reinstalled my autocad 2002 and for some reason I can't get the bonus tools to work. is there a way to make all the contents of the bonus tools function properly. for instance when I try and turn a layer off it simply says it doesn't recognize the command and to press f1 for help...
  17. toro45

    How can I change a plot file to a .dwg file

    I recently recieved a bunch of drawings from a client. The client sent me plot files (.plt) instead of .dwg files. I tried going in and changing the file extension but this didn't work. please let me know if there is a way I can open this drawings in autocad 2002 and edit. I am assuming the...

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