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  1. Simon-0116

    Agricultural rcd tt system pannel board.

    What's biggest breaker , thought would be only 63a. Last fans we did was 160a but on a gen set so rcd was built in.
  2. Simon-0116

    Agricultural rcd tt system pannel board.

    200a supply , and 2 x drying fans. Don't no size yet but drying firm have spec them or starter arrangements.
  3. Simon-0116

    Agricultural rcd tt system pannel board.

    Do you no of any manufacture that do 300ma s type pannel board. I'll have to start ringing around
  4. Simon-0116

    Agricultural rcd tt system pannel board.

    Would the moudles run off a cct coil. Vaguely remember something on tails of a board once many moons ago
  5. Simon-0116

    Agricultural rcd tt system pannel board.

    Looking for recomendations for a pannel mccb board for a agricultural installation. Looking at schnider or protuse (city own brand). My understanding of 17th regs is as follows. Tt with a rod / plate or tn as long as plate laid in floor, under concrete. Then a 300ma s type main switch 4 pole...
  6. Simon-0116

    How to tighten a 50mm SWA gland with no access to locknut

    Do you mean can only tighten from bottom. If so get a steel lock nut, weld a long side piece of steel to it. So when spins locks against casing. Job done. Used to weld lock Nuts to gland plates to make tightening easier. Then obliviousy paint welds.
  7. Simon-0116

    Earth rod(s) or earth plate(s)

    Regarding earth Matt's can i use the rebar in concrete floor before concrete laid. Do you need to don't all mesh together or just clamp on to one sheet. Obliviouslt cable will be in a duct but will concrete reacted got at joint onto mesh. Seems a lot better way doing it now that knocking rods...
  8. Simon-0116

    3ph star delta starter motor drawing high amps

    Hi yes we was testing separate items out of stores. So not knowing conditions of either item. Motor was original connected to dol and ran fine. Obliviosly links were took out to connect to 6 wire star delta. Thinking must be delta contactor problem. But just curious now as someone mentioned not...
  9. Simon-0116

    3ph star delta starter motor drawing high amps

    No not blown it out but it runs fine when connected to dol started with links in motor 3 wire. It seems like losing a phase / low voltage high current???
  10. Simon-0116

    3ph star delta starter motor drawing high amps

    Never said was a star delta motor. It's just 2 items out of stores we were checking that are ok.
  11. Simon-0116

    3ph star delta starter motor drawing high amps

    No load just on bench. Insulation is acceptable. In runs fine in start so presume windings are fine.
  12. Simon-0116

    3ph star delta starter motor drawing high amps

    Star delta starter / motor problem. Starter starts runs as should on bench with no motor connected. Getting 230v to e on all 6 uvw 1s and uvw2. 415 u1 to v2 etc etc. But nothing 1 to 2s. As expected. When motor connected up. (Single speed) it takes 3a in start on all . Drops into run fine but...
  13. Simon-0116

    2 way switching pir led

    That was my thinking but don't want to open light up. Must have been a old halogen light that was fitted with perm live and sw live terminal or cut into pir / lamp circuit
  14. Simon-0116

    2 way switching pir led

    Been to fit new led pir flood. 3core +e. Perm live. Sw live. N e. Flood is 2core. So wired it perm live set up works a treat. Customer rings up wants it on switch. After investigating switch is a 2 way.. any way of doing this so works on pir then on with switch. It's a sealed led...
  15. Simon-0116

    Can someone explain Part-P to me.....

    20 questions on building regs related to part p (electric). Just done it trough work.(dont ask as we mainly do industrial ) Never looked at book until exam. 20 multi choice questions using book. 95%. As said its just a certificate to say you under stand building regs, or can read a book.
  16. Simon-0116

    neutral to earth high voltage

    Been back and pulled main fuse to house, n to e voltage drops to 3.8v, still couldn't get live test ze, but got L to n ze 0.4 ohms. Rcbo no tests fine with house disconnected. Owner wont let me do insulation test on there swa house supply. So had to leave fault i presum coming from...
  17. Simon-0116

    neutral to earth high voltage

    Yes they are M Ohms
  18. Simon-0116

    neutral to earth high voltage

    Dno supply 2 supplys 1 3ph for barn and 1 1ph for house. Ie 1 dno cable coming in with 2 heads / meters, but only one earth rod used.
  19. Simon-0116

    neutral to earth high voltage

    Been to look at a faulty socket on a rcbo and wont hold in, tried to test trip times etc but reading voltage on earth. Supply is tt, 3ph and 1 ph to a domestic property. Shared earth rod. Cant turn house off as belongs to separate person. So tested voltage at 3 ph db, 230, 400 v etc but...
  20. Simon-0116

    Things that make your blood boil...

    Or when fitting a shower pull switch please drill the nogin of wood out bigger than the actual size of two cables so later date you can move cables to change pull switch.

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