query

  1. T

    Garage consumer unit query

    Hello, I'd like some help with my set up. I've not long moved into a house and want to have a small CU in the garage running a few sockets and a light circuit, pretty standard stuff. At present there is a 10mm AC running from the house CU to the garage, about 30ft run, that had a metal double...
  2. Marti

    Capaciter Start Motor converted to flick-of-the-finger-start query

    Hi Guys, Looking at a motor problem today. Nothing big, just interesting. An SP 400 watt motor with, it appears capacitor start phase shift. Press the start and the motor hums and gets warm but doesn't spin. Having tested all the lives with a MM I removed the capacitor. If I flick the cooling...
  3. R

    2016 new build, garage wiring query

    Hi all, new to this forum as a member but follow lots of the threads. In 2017 we moved in as the first owners of a new build by a small independent developer. I am a bit disappointed by the wiring into the garage by what feels a lazy approach by the sparky or architects. The garage is attached...
  4. L

    Three phase socket query

    Hi, We have a three phase 400v socket rated at 63A. It is proposed to use this for a mobile skid. There is an 18.5kw motor and an approximate estimate of current is 34A, the supplier is saying that the socket is not rated high enough as the skid has dual redundancy ( two 18.5kw motors) and as...
  5. C

    Lesson learnt and general socket query

    Hello All, So before commenting please be aware that I have learnt my lesson and will check the power is off myself in the future. I was hopping to change two single plug sockets in my house to two double sockets. The wiring is a bit old but on both single sockets I have two live (red)...
  6. Marti

    Megger LT320&RCDT310. Function Query from a student.

    G'd Evening People, Nearly finished my 2365 Level Three and really enjoyed the study; especially the inspection, testing and problem solving. To this end (ooh er, mrs) a friend has lent me a pair of Megger testers until I can fork out for the MFT. My query is that the LT320 seems to lack the...
  7. M

    A general query on lodging away.

    Hi guys Just wanting to know what the norm is for others and other companies. Im with an employer whos part of the jib which means we do get perks that i know are different to others. My question is this...at current im working away roughly 180 miles from the works offices, normally we are a...
  8. Simong69

    Consumer Unit Query - Location Specifications

    Ive had a call from a customer who is in need of a CU upgrade - upon visitation and inspection i noticed that i couldn't gain access to the CU, this is due to the previous home owner having a new Gas boiler installed (im sorry i didnt take a picture, wish i had if now though) i could lift up the...
  9. L

    Just a general query to make sure I’m not being shafted by my employer

    Hi guys, I’m new to this forum game and what I basically need to know and can’t find any info on myself is what defines an electrician from a junior electrician? I passed my AM2 in May last year and everybody else who was on my course that has stayed in the electrical game that is seems to be...
  10. Jim90

    Circuit conductor query

    Hi Guys, I have an electrical installation certificate following a periodic and under the ‘circuit conductors csa’ CPC column, someone has put ‘MW’ Unsure what this person means by this. I was thinking like a conduit earthing system etc. Other columns show MICC and SWA under CPC so I can rule...
  11. J

    kva of new supply- query

    Potential job for one of my builders I have done a smaller previous job for turning office into 7x 1/2bed flats but no gas. Load in flats is: 20 odd led downlights (2x 6amp) 15 d.sockets (2x 32a) 1x induction hob (1x 32a) 1x fan oven (1x 20a) 1x 3kw immersion (1x 16a) 5x heaters- assume <13amp...
  12. Dave Rudderham

    RCD Disconnection query - pondering

    As an interested and pondering student, I noticed an "error" today that my tutor is unable to clarify to me. In the big yellow book, table 41.1 shows Maximum disconnection time on a TN system at 230v~ is shown as being 0.4s, yet 415.1.1 states "an operating time not exceeding 40ms." If my maths...
  13. A

    1990's smart heat economy 7 query

    Hi, I have a customer whose immersion has stopped working. The system has a receiver for each appliance with a dip switch to set individual times for the heaters to come on during the off peak times. The immersion is fine,the receiver has failed but she has a boost receiver that isn't used which...
  14. KeenPensioner

    C&G Level 2 Diploma Query

    How sad am I! Here in Scotland on New Year's eve I'm wading my way through the theory of "Testing Continuity of Protective Conductors" - Method 2 (Long Lead) from the C&G Level 2 Textbook on page 384. The question is: "The resistance of a long lead is measured at 0.89 ohms. The low-resistance...
  15. A

    Query wiring on house purchase.

    Hi everyone, Just purchased a new place and have already stripped out all the rooms as plan a complete renovation. Whilst everything is bare I wanted to ensure nothing seems amiss with the electrical side of things. Previous owner had the house re wired a few years ago and the sparky even left...
  16. D

    Unsure of trip switches on fuse box?

    Hey folks I'm in a bit of a pickle right now, the new house we moved into has this: what is this switch with the FG on it? when I flip it up it just comes back down again, won't stay up.. all the plug sockets in the walls are dead at the moment so I'm guessing this is the key to getting them...
  17. Y

    NIC Certificate query

    In the process of selling a house that requires NIC certification, the house was rewired a number of years back to the 16th edition regulations. The dwelling has a TN-S supply with a split board. The lighting, first floor ring main and cooker not protected By an RCD. All other circuits (shower...
  18. mrloy99

    Feeder pillar query

    Hi.I've got a couple of queries regarding feeder pillars on a car park I an working at. There are 3 pillars.All are metal.No 1 is supplied by 70mm 4 core xlpe swa.3 phase and neutral.cpc/bond is the swa. No 2 is 25mm 4 core. And No 3 is 70mm 4 core. No 2 & 3 pillars also have water supply in a...
  19. E

    being on call over the festivities query

    am i right in thinking that being on call even with no callouts requires extra £? and would this really count towards my holidays if im on call?
  20. Z

    Home Made Powder Coat Oven query?

    Hi gents, I'm making a powder coating oven and I need some advise on power. I have an old smoker oven element that is plug in but 120v and i don't want to have to buy a transformer. Is there anything on the market like the pic below that will be as easy to install and plug in direct with 230v...
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