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  1. F

    3 phase meter question

    Hoping to get some info on 3 phase meters. Family has a place out in the country. It needs to get the meter replaced, but seemingly it's a 3 phase meter. Scottish Power has organised this but have cancelled the job as none are available. So my question is, could the job not be done with an...
  2. K

    NICEIC assessment question

    Hi all, I have my NIC assessment on Tuesday and only job I've been able to get access to so far is a board change I've done recently as NIC only phoned me Friday to arrange. Question I have is that there’s no isolator in place at the property so wasn't sure if they'll accept a job where ive...
  3. J

    Armoured Cable Question.

    “The reason for condemning the supply to the oak building was because of the test reading it got, it was 371 ohms which made it non compliant" We need to understand in layman's terms.
  4. N

    Decommissoning Switched Fused Spur

    Extremely newbie question here. I'm looking to remove a redundant electric fireplace heater - it's wired into a switched fused spur on the wall, which won't be used again after the heater's removed. The spur is always switched off, and I don't want to remove the actual box it's housed in. Both...
  5. S

    Grid-Tie Inverter Question - Adding Solar Capacity...

    Good Morning All! Always appreciate reading the great ideas and conversations in the forums, and now actually have a chance to ask a question! We’ve got an existing PV system for our house which was installed by a local Solar company. System today looks like: 34x LG335 Panels Enphase iQ7 Micro...
  6. N

    Sub Panel Question - Panel Size/Breaker Size

    I am looking to add an 80 amp sub panel for my detached wood shop. The smallest sub panel I can find has a 100 amp main breaker in the panel. Would it be ok to use this panel, and just connect to an 80 amp breaker in the main panel? Thank you!
  7. itln_boysparks

    AC Motors & Transformers Question

    Hey guys, First time user here. 2nd year electrical apprentice down under! Need help and guidance with a question i've been tasked with here. Don't neccersarily need the answer to the question but any guidance into it would be helpful. Question is 'You have a three phase induction motor (415V)...
  8. T

    Question about T&E and spotlights in my new build house.

    Hi, So I've just started to install some spotlights in a room in my house, and I always thought to use 1.5mm T&E so I've wired them all up and I've come to connect the main line in and noticed that it is 1.0 T&E. Am I okay to link the main line to my daisy chained spots on 1.5. Some more...
  9. V

    BS7909: course/test question

    Hi, this is my first post here. I've been working on film and TV shows in the lighting department for years, and I'm thinking of taking the BS7907 course. I'd like to ask about the assessment at the end. Although I know how to light and I work with lighting on set, I'm worried that I might fail...
  10. Pretty Mouth

    Caravan diversity question

    What allowance for diversity, if any, would you apply to caravan hookup sockets? The circuit will have just one hookup point, with two 16A sockets. It's a fair distance from the CU, so voltage drop is going to be significant. It would be good to keep the cable CSA down if feasible.
  11. B

    A newbie basic (and probably stupid) question!

    Hi. I'm completely new to solar but am getting a system for my house with solar panels, an inverter and battery and, of course, will still have a mains supply from the grid. I aim to provide my electricity needs as much as possible from the solar and from the battery (charged from the solar or...
  12. K

    Question about Zs and PSCC needs some clarification thanks

    Hi everyone Recently I have come across an advert of someone selling Afdds C type and the person mentioned the need to sell because Zs was too high so he was considering changing the circuit breaker back to B type as it allows enough Zs to meet the regulations. As Afdds is also combination of...
  13. P

    Old school type (horizontal) QOT2020 breaker question

    What's the standard rule on the older horizontal or "side-by-side" QOT tandem breakers about which switch controls which circuit, since one of the hot wires is stacked or hidden behind the other? Thanks!
  14. M

    WECA HW Question Help

    What is the total current draw on a 120v system with recessed fluorescent luminaires rated 768W/806VA? I got the question wrong with an answer of 6.4 (768/120=6.4). The right answer was 6.7 - assuming 806/120?) Amps = watts divided by volts. What am I missing? Thanks! This is a self paced course...
  15. P

    Air compressor wiring question

    Greetings! I'm currently in a jiffy, and taking all precautions and safety to account, I want to properly screw all pertaining wires to their corresponding areas, As illustrated in the images, the compressor wires are 5, 2 black, 2 blue, and 1 green, my problem is that I don't know which goes...
  16. R

    Light socket question

    I was switching out a bulb in my basement overhead light socket and noticed the hot terminal looks a little deformed.. Its an old light fixture but is this some sort of problem?
  17. K

    Hi, question about PAT courses

    I want to get PAT testing qualifications to add to my CV Which course certificate is most recognisable in UK? I found few PAT testing courses in different prices claiming "certificate of competence" after finishing course also mentioning Member of CPD (Continuing Professional Development?)...
  18. A

    Code Question - Grounding MC Cable and Metal Junction Boxes - Garage Addition

    Hey, question for the group on grounding when using MC cable and metal boxes.... Situation: Enclosed a carport and turned it into a garage. I'm branching off of an existing bedroom outlet circuit to add 1 outlet and 7 LED light fixtures in the garage area (1 exterior, 6 interior LED puck...
  19. Peter55

    Earthing question - three phase into main building, then single phase to EV charger

    Hi there, new to the forum and in final stages of completing C&G level 3; need to complete design project to complete. Am struggling to get my head around how to draw up correct circuit diagram showing EF Loop path for EV charger where initial supply is described as 'three phase TNCS' feeding to...
  20. E

    EICR question - gas bond off main TNS

    Hi all, is it acceptable or was it in previous regs if not anymore? To take the gas bond straight off the TNS connection shared with main Earth? See pic. Thanks Paul

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