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  1. E

    DBs, is this legal?

    In pic 1 I think he is saying that the small cable that he has his hand on ostensibly feeding another db, if you look closely you cam see the larger cables that feed this db behind them. What size is the fuse that feeds this arrangement? If the fuse is too bog for the second cable (the one that...
  2. E

    P A Testing of fire fighting equipment

    Thanks for the reply Phil. They are tested visually every week or supposed to be by the prison officers, and functionally every month by the fire officers (operational support grades with a badge for fire officer so not real fire officers). Some are more used than others ie in the seg where...
  3. E

    P A Testing of fire fighting equipment

    Can somebody recommend a time between tests or ostensibly it up to me to decide? Also if i have stuck this in the wrong forum can one of the mods move it to the right one? Thanks Sent from my GT-I9100 using Tapatalk
  4. E

    P A Testing of fire fighting equipment

    Im presuming no RCD protection on fire fighting equipment just in case it trips out ..... Does this also go for the dedicated circuit? I only ask this because the fuseboard cupboards are locked on a different key that officers don't have access to only the electricians. And some are miles...
  5. E

    P A Testing of fire fighting equipment

    Good evening all Just a quick question regarding P A Testing of fire fighting equipment. The equipment in question is a portable misting machine, it is like a large pressure washer but holds the water in a tank attached to the machine. The question is how often would you test these units? I...
  6. E

    Neutral and earth

    Dangers and problems please ;-) Sent from my GT-I9100 using Tapatalk
  7. E

    Neutral and earth

    Was asked by a colleague at work earlier in the week what is the danger of having the neutral connected to earth? He is a domestic spark and whilst carrying out 1 of his installs to a bathroom he had to upgrade the mcb for a rcbo for additional protection, upon completion he turned the rcbo on...
  8. E

    Two single phases through one isolator?

    Forgot to mention make sure you add your own protection for each switch after the isolator 16a should be fine as they are machines and may have motors on them Sent from my GT-I9100 using Tapatalk
  9. E

    Two single phases through one isolator?

    Why do the machines have to be on different phases why not put them both on one phase protected at 32a and use a single phase isolater and double up on the outgoing side of the live and neutral side this also eliminates the chance of having 400v between the 2 machines if they are close together...
  10. E

    **Show Us Your Installs!!!**

    Is there a reason why the neutral of the 2 ring circuits are in different terminals or am i just seeing things? Sent from my GT-I9100 using Tapatalk
  11. E

    Did a bit of digging today.

    Hi all im currently a spark at a prison and im hv authorised too don't do any real switching as we only switch in a real.emergency situation mostly all switching is done by contractors and also any new cable runs and terminations my question is to tony what is a sweated brass lug? Sent from my...
  12. E

    socket in a toilet

    thanks for the quick replys guys have not been to look at the job yet so dont know how big the washing machine or the toilet (AREA ;) ) is was just wondering whether it was legal or not to put one in the toilet (AREA ;) )
  13. E

    socket in a toilet

    hi all new to the forum got a call from someone earlier today asking if i can put a socket in a toilet for his washing machine for him my question is is it legal?

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