correct

  1. P

    Please help = correct method of bonding system

    hi guys, just need a quick bit of advice. when implemtenting a bonding system for the likes of bathroom piping, ect. should we be linking from the main earth terminal even though it is no were near it or is it okay to go just of the ring main earth cable? same goes with for example if using...
  2. O

    16A MCBs on Lighting Circuits

    I was always taught that the max size mcb for domestic type lighting circuits is 10A due to the fact that accessories are rated no higher than 10A. When I recorded 16A MCBs on lighting circuits as a C2 departure my supervisor has corrected them as satisfactory as the current carrying capacity of...
  3. D

    Correct Inverter Choice?

    I hope someone on here can help with an opinion on my install. The system was installed in December to beat the original deadline. I was quoted for 14 Bosch or similar panels and an SMA or similar inverter. Basically they said they would install what they could obtain as supplies were short...
  4. J

    Correct isolation for sub main circuits

    Now, go easy its been a long tough month and I may be over-engineering my thoughts on this: I was looking at an installation today which has the following arrangement: main 3 phase service head in 1 location (assume TNS) 25sqmm 4 core swa to a 3 phase DB which then has single phase 63A cbs for...
    • jjnr78
    • Thread
    • circuit circuits consumer correct double electricians' talk isolation main phase single sub main
    • Replies: 3
    • Forum: UK Electrical Forum
  5. G

    Have i bought the correct fluorescent light

    I have been thinking of putting a fluorescent light up in the loft and running it off a plug, so i went to b&q and bought a fluorescent electronic batten as it was very light and slim to the others b&q sold. So now i have bought it i'm thinking i should have bought the normal fluorescent light...
    • gerbil
    • Thread
    • bought correct electricians' talk fluorescent light
    • Replies: 11
    • Forum: UK Electrical Forum
  6. S

    invertor size? correct or wrong?

    Hi Had 2.02kw stystem in stalled 2nd dec. Have sunny boy 1700 invertor on system. noticed that invertor maxed out at 1680watts. Should i have had bigger invertor installed by my installer? Is 130kw in this period ok for gerenation? 35 deg pitch. sw facing and in north east scotland. any help...
  7. B

    Customer won't pay to correct dangerous wiring

    Asked to put a new 32amp cooker circuit into an old wylex 6 way board. Explained that I needed to split meter tails and install a new CU with RCD protection for cooker. Suggested a new CU for the whole house but customer unwilling to pay and insists on wiring new cooker circuit to old board...
    • brennybig
    • Thread
    • aus cable circuit cooker correct customer dangerous electricians' talk pay protection sockets wiring won't
    • Replies: 57
    • Forum: Australia
  8. S

    Is this really correct?

    Hi guys, On a forum i often go on someone was asking about the MEB to there gas pipe as the gas engineer had pointed out that there was bonding to both side of the gas meter. Someone asked this question... Aren't gas mains plastic too? What is the earthing for, to protect those inside the...
    • Sparky83
    • Thread
    • aus correct electricians' talk really
    • Replies: 32
    • Forum: Australia
  9. M

    whats the correct method of connecting broken - cutcable in a ring main socket please

    Hi, i have a fault on my lounge ring main, it works fine but failed the tests, i have discovered a cable passing through the back of one of the sockets has been cut which was part of the ring, what i need to know is how should this be correctly reconnected, there is enough cable to crimp or run...
  10. A

    Have I got the correct size inverter?

    I have 12 Suntech STP245S panel [ not my first choice but all we could get hold of in Nov!]and a fronius IG inverter 20. I queried the inverter sizing when this was installed but was assured that it was of sufficient size. I understand maximum output is 2 KW. Today is the first really sunny day...
  11. L

    Correct way of wiring MCB's, some technical advice please

    Hi all, and thank you in advance for any advice and links. I am currently working in Afghanistan, mostly on American systems but the part in question is on a British section of the FOB Im working on, Its 230/400v 50hz system, In a lot of the panels the americans have wired the MCB's backwards...
  12. N

    mcs log in help

    Finally after 5 weeks of Napit mucking me about i've been told that my paperwork has been sent over to mcs.Been told will be on there system friday but poss taken another 2 working days to recieve gem log in password.Is this correct hope not,just need to sign my own install off and if this...
  13. D

    Supply Cable Size and correct socket ratings!

    Hi Guys, In our place we have several machines that are fed from 63A sockets. The supply cable to the machines is CY and currently 6mm has been used which is no good for 63A But the 63A sockets are fed by a 32A breaker. Is it ok to use the 6mm as the socket is fed by a lower rated breaker...
    • dasrik
    • Thread
    • attach cable cable size canada correct electricians' talk found machine ratings size socket supply
    • Replies: 11
    • Forum: Electrician Talk | All Countries
  14. ringer

    Supplier's fuse, disconnection time and max Ze

    Have a job where Ze is 0.36 ohms on a TNC-S with 80A BS1361 suppliers fuse. The general rule, as per OSG (page 11), is if Ze is below 0.35 ohms then this is acceptable, but that relates to a 100A fuse (OSG fig 2.1 on page 15 refers). Now I believe that this installation should comply, so have...
  15. H

    Will i still achieve the correct qualifications to get a JIB card?

    Hi I started my apprenticeship in sept 2007 and left due to problems at work, I left in January 2009. I achieved my level 1 hand skills and did my 2330 201 exam. I am now back at college on a part time course 1 day a week with the other modern apprentice's finishing my level 2 (will take my...
    • Harry HM
    • Thread
    • aus card certification college complete correct electricians' talk employer get jib jib card level qualifications scheme started still
    • Replies: 4
    • Forum: Australia
  16. C

    wylex main switch rating

    I have just carried out a PIR on a property with an old Wylex 4 way rewireable fuse board - I understand the the main switch isolator on the board is a Bs.5419, but am concerned at the amp rating of the Main switch - I always understood that the small boards were rated a 60amp and the larger...
  17. M

    oval conduit

    Hey I need to use some oval conduit. What size is correct for 2 * 2.5mm twin and earth 13mm , 16mm , 22mm, 29mm At a guess i would say 22mm is that correct?
    • midgetman
    • Thread
    • aus conduit correct electricians' talk
    • Replies: 1
    • Forum: Australia
  18. C

    Correct invertor??

    Hi, Having a system fiited soon and have been quoted for a 3.50Kw system they will fit a Sunnyboy 3000HF invertor. I was wondering if this will be big enough or is there a percentage loss from what the panel generates to what type of invertor is needed. TIA
  19. D

    rcd will not trip

    hi all, think i am have a blonde day today, went to do a fuse board change in some bedsits as the builders had been thrown off site (have covering letter from the local council to carry out works) basicallly all wires prepared at board but no board, so installed a 16th board and can't get the...
    • dcelectrical
    • Thread
    • aus button correct electricians' talk meter rcd socket trip
    • Replies: 11
    • Forum: Australia
  20. D

    Correct Way of getting the PFC

    I've always thought it was ok to get your pfc when getting the Ze. I never been flagged up by NIC for doing it this way etc before. However, I've now been told I should perform Ze seperately and the PFC separately as all the earths need to be connected. It makes sense as it should be a lower...
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