high voltage | Page 2

high voltage

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  1. G

    High Voltage properties at 350KeV (DC voltage)

    Hi, I'm working with a piece of kit which is used to accelerate ions in the manufacturing of silicon chips. We generate 350KeV using a high frequency power supply and a high voltage stack, basically a Cockcroft Walton Voltage Multiplier. Bit of advice I'm looking for is based on the fact that...
  2. D

    Develop Training ME3 High Voltage Design And Grading

    Hi i am looking to go on the course in the near future and was wondering if you one on here has been on it or knows anyone who has been on it. Just looking for some opinion on it and how you felt it went.
  3. H

    Correct warning signs for high voltage (potential belt off 2 phases) please help!!!

    Anyone with experience of this or an idea please help. I have 2 phases going going into a cab, each one 230v. However there is a real chance someone could touch the two and get a belt from each phase at the same time. What would be the correct type of warning sign to use? Also out of...
  4. I

    high voltage levels affecting equipment

    Has anyone had any experience with increased voltage levels caused by PV systems affecting any of the installed equipment on site? Had to reset an SB 4000TL to G83/1 on a domestic install recently as the voltage levels were to high for the G59 settings particularly on sunny days. There seem to...
  5. T

    High Voltage

    Hey, anyone got their HV ticket? or work in the high voltage industry? thinking about steering that way in the industry and could do with some advice cheers
  6. T

    burying high voltage cable

    hi can anyone tell me the regulations on burying hv cable, depth, ducting?, need to be covered, any markings, type of infill or anything else of that nature- thanks i cant find it in the regs book
  7. J

    high voltage fire

    Hi everybody, Few days ago, I randomly watched this very impressive video: High voltage fire - YouTube I'm really surprised by this movie, could someone explain me how that is possible to happen? I think it happened in France. Thanx in advance for your replies.
  8. K

    high voltage

    Hi all you pros, does any of you have a clue of high voltage power cables discussion forums? have fun:17: kari
  9. S

    B2hv high voltage

    Hi everyone the purpose of this post is to invite all of you to come and visit my site about high voltage test equipment for simple cable testing & diagnostics and on site oil testing. For more information just go to my site and enjoy browsing thank you and have a nice day.
  10. I

    Mechanical force - High Voltage Surge Arrester

    Does anyone know the formula for calculating the force generated during a discharge condition of high voltage surge arrester ? (force applied on the ground connection lead) Thanks!
  11. S

    high voltage transmission voltages?

    Hi, I'm currently working on a project that inlvolves high voltage transmission cables. Does any one know what the AC voltages are whilst passing through the transmission stage? any help on this would be great. thank you. :)
  12. S

    High Voltage terminations

    Hi all, Just new to the forum and I've got a question that hopefully someone will be able to help with. I've been asked to write a commissioning procedure for a new HV ring. I'm currently trying to find a BS that provides information on HV terminations. I'm looking for the maximum...
  13. L

    High voltage!

    Hello guys, need your help again! I was just wondering what equipment and/or documentation is required for safe working on high voltage equipment, machines and systems. Any ideas would be a big help. Many thanks :)
  14. R

    high voltage

    Morning all, began doing second fix and testing etc on a job, I changed th CU and on conection of tails and testing for voltages in the cu, (just to prove feeds thru rcd's etc prior to conecting all circuits) I found the incoming voltage was 314V. Why is it so high, do I need to contact the...

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