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starter

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  1. L

    dol starter overload calculation?

    How would i calculate the overload setting needed for a 3 phase 0.5kw dol motor?
  2. G

    Help with DOL starter please!!!!!!

    Hello all. I won't bore you with with the story but I need to be able to wire a 3 phase DOL starter for an upcoming exam. Needless to say I am absolutely CLUELESS! Internal connections, start,stop and all the rest??????? Any help in a step by step form even an idiots guide would be much...
  3. M

    how to find out which part of fluerescent light anit working

    im doing lighting maintenance in a school with loads of flu lights, i know the basics, dead starter or tube, how do i know if ballast r capacitor is faulty, tanx:mad:
  4. M

    Another Late Starter

    Just joined the forum, been looking as a guest for a little while. The story is a career change at 52 years old. Have been a Software Developer/manager for a large telecomms company for the past 10 years, during which time i had started to do some electrical re-training. Started with Part P...
  5. D

    star delta starter

    Hi. There is a 60 amp 3 phase supply and a company has said they will to put in a star delta motor starter (55kw) which will run a gear box(55kw) that needs to be tested i do not know if the gearbox runs at 55kw continuosly , is this possible or would it be better to run a new supply? thanks
  6. spamwize2

    melted starter?

    I've just visited a commercial property where the flourescent light starter had melted, i checked the circuits, polarity insulation etc but couldnt find anything wrong, has anyone any ideas why this may have happened?
  7. J

    3 phase install

    I am installing a 3 phase hose swaging machine, just want to run through the install make sure i have it right, any suggestions welcome. i have been told it will require a 30a 3 phase supply 32A 3phase breaker type c 4mm 3core SWA From the board, wire to a 32a rotary isolator in 4mm swa...
  8. G

    3 phase starter/contactors

    Hi Guys Needing some help here, I am possibly going to need to source a three phase starter in the very near future. Only problem is the machine that the starter is attached to is ancient. To give you the scope of the issue, my dad has a old table saw in his work shop and it has a three...
  9. C

    Test a DOL direct online starter

    Hi All Can anyone help, I have a test in 10 days they what me to test a Direct on line starter ( DOL ) and a single phase and 3 phase motor Dead test and live test the above unit. I’m looking for the correct safe isolation and test procedure ( fault founding if a fault is put onto the DOL and...
  10. D

    Recommended books tor a starter

    Hi Chaps, could anyone offer me suggestions for a few books as a reading list please? I'm hoping to get in to college to start my 2330 in September and am looking to have a sneaky read through some books first to make sure I think I can handle the academic side of the course. Can anyone...
  11. H

    What's the best 3 Phase Starter to use for a bore hole pump

    Hi all, I currently have a MEM 827 ADS 4KW 415V 3 Phase Starter on my bore hole. It is controlled via the float switch in the reservoir. It has started becoming unreliable and keeps cutting out. Rather than just replace it with the same unit, I was wondering about upgrading it to a newer...
  12. D

    Testing Zs for Three Phase Motor

    I have been pushed all of a sudden towards testing my work off myself and only being an apprentice myself and not done my Level 3 testing yet, i was just wondering how you do: An earth loop test - Zs on a three phase motor. The motor is speed controlled - so im guessing i need...
  13. L

    New Starter

    Hi, I am wanting to get into the sparky trade and do not know where to start as there seems to be a lot of courses!! Could anyone tell me whether i should take the 6-10 weeks intensive training courses or the study at home over 1-2 years?? Also which certificates are most recognised...
  14. T

    another late starter

    Hello out there. i am new to these forums. I retire from the fire service next year at age 50 (after 30 years service)i am taking my C&G 2330 pt2 at the moment, i would love to work as an electrician as the subject has always facinated me (i know -sad!). realistically what are my chances of...
  15. D

    Late Starter

    56 years old and starting in Electrical:rolleyes: I must be mad:( well at least it's something to do at nights:rolleyes: been into electronics for 25 years (hobby), be prepaired to help me:o:o

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