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  1. C

    Disconnection Time Requirements?

    Why do circuits 32 amps and under require a 0.4 second disconnection time at 230 volts, but circuits over 32 amps are legally allowed 5 seconds? 115 volts for 5 seconds is enough to cause injury to the human body.
  2. B

    Solar PV Safety Requirements

    Hey All, new member here. I work as an industrial Sparky in the supply industry and am a qualified EFM but because it's not my day job I know very little about domestic installation and especially PV regulations. I had Solar installed on my house last year and I've recently read a few ESO...
  3. S

    Gauge Requirements

    I have been looking around and used a calculator for this. I am looking to run 120v/100 AMP supply to a pole barn 175 feet and buried from the main breaker. What size and type of wire will I need? Thanks in advance.
  4. D

    Surge protection Requirements

    Excuse the probably stupid question! I'm a bit out of date, so not yet up to speed on 18th edition. Been prepping for a domestic board change, but am confused about whether I need an SPD or not. Seeing as the majority of suppliers are selling their boards without the SPD, I'm assuming they're...
  5. I

    UK Replacement oven power requirements

    I'm replacing our oven, and want to make sure the new oven does not exceed the power requirements of the old one, but I can't find it. Our existing EOS66SS2 shows only the following information: Nominal voltage 220V - 240V ~50Hz Power connection: 13 A automatic bipolar switch with protected...
  6. Lister1987

    Check Understanding; Minimum alarm requirements for private rent sector

    Just want someone to sanity check me here; my understanding is that battery powered detectors are not permitted in the private rent sector - they're fine if you own/live in the property yourself but the minute it becomes private rent then the minimum requirement is LD3 - Mains Powered (with or...
  7. SairaJoy

    I'm currently an EE college student. Need to ask 6 interview style questions regarding workplace writing requirements for EE's

    Current EE college student with questions for advanced technical writing assignment. (I am supposed to interview an Electrical Engineer about workplace writing expectations/requirements)... 1 - On a daily basis, how much time/energy do you spend on writing/producing documents? 2 - How often do...
  8. K

    Disconnect, grounding and mechanical protection requirements when bringing power to a chicken coop...

    Hi, I want to bring 2 x 20A (@120V) to a chicken coop. It will be powered from my garage panel which will require 140' of cable. 85' in the garage along 2 walls, and 55' buried between the garage and the coop. I used a few voltage drop calculators and it looks like I will need a 6/3 to stay...
  9. C

    Overhead property supply clearance requirements

    Hi, we have a single phase overhead supply to our property, and are constructing a garage with a corner near the center of the ~15m span. What is the minimum separation to the structure? Is it possible to secure the cable at the midway point on the new structure? Thanks!
  10. donnib

    Is there an inverter that fullfils these requirements ?

    Hi, I want an inverter which can give the consumer power from solar if available, second battery if there is power on it and at last from the grid BUT i am not interested to feed to the grid (not interested in getting an approval from the local energy company). I know there are hybrid inverters...
  11. happyhippydad

    Understanding this cylinder and the electrical requirements?

    I have a water cylinder to get power to. The product is a gledhill stainless lite 'indirect'. The manufacturers data sheet says for use with gas or oil boilers. The sheet says the 'direct' model has 2 x 3kW immersions. However from the plate on the side of the tank (see pic) and the tank itself...
  12. C

    Domestic SPD requirements under 18th edition.

    Hi all, I haven't done domestics for a while and have been asked to install an 18th edition CCU to a small terraced house ( 2 floors Ground and first). I been told that I need to install a SPD? Can someone confirm this is the case and are there any exceptions. Haven't done my 18th but will be...
  13. H

    Requirements for RCD protection

    Good morning all. So question; if you’re making additions to an existing circuit, but the new cable is not min 50mm deep in wall or mechanically protected and the current circuit is not RCD protected do you tell customer that RCD protection is required as per the regs? My thought is yes and...
  14. R

    Requirements for new ring main in garage

    I need to fit a number of new 13A sockets in my garage to power some new equipment. I am planning to put in a new ring main and a new consumer unit to connect these sockets. The garage is a few metres from my house where the main CU is. Do I have to carry the ring main all the way back to the...
  15. D

    Regulations/requirements regarding communal lighting

    Hi, I've just bought a new build flat in a 8 storey building. The communal lights from floors 1-7 are permanently on as well as two staircases. The ground floor is the only floor with PIR's installed. It's such a poor design and I can't see how this can be allowed in this day and age. In no...
  16. F

    18th edition board requirements ?

    Hi, Could I ask as I’m newish to this industry, I’m trying to get a definitive or generally accepted layout for a typical 18th edition domestic board. SPD, increased RCD rating etc. What’s the requirement for a new domesic install??? Thanks.
  17. J

    Domestic Changes to the requirements on recording RCD disconnection times

    Hi everyone, long term visitor to the forum but first time posting a question... be gentle This question is with regards to the changes to the 18th edition certificates, which only require one disconnection time recorded. When recording the highest value taken when carry out RCD tests, Reg...
  18. mattg4321

    18th Edition Bonding requirements

    Was talking about this with a couple of guys on site earlier and differing opinions were had. It seems the line quoted below has introduced some confusion. "Metallic pipes entering the building having an insulating section at their point of entry need not be connected to the protective...
  19. M

    EV charger installation: RCD requirements

    This has been discussed before but I'm still not clear and would appreciate input. I'm installing a home EV charger (Andersen A2) and need to decide on the right RCD/RCBO to terminate the connection at the CU. - The system will run at 32A, the charger is connected to the CU via ~20m of 6sqmm...
  20. Gavin John Hyde

    Smart EV charger requirements

    I install EV chargers, often under the OLEV scheme. next year all chargers subsidised by the government will have to be 'smart' we all know how the smart meter roll out is going! but it seems only a matter of time before they determine that cars can only be charged at certain times etc or must...
  21. Ian1981

    SPD’s requirements in electrical non domestic installations

    Well just as I thought I had this spd requirements down I attended the Niceic tech talk, with a speaker from the jpel/64 panel who is mainly responsible for the requirements of SPD’s and go figure a manufacturer of the product. So I learned that installing a type 1 device at the origin and type...
  22. J

    BS 7671:2018 - Requirements for Electrical Installations, IET Wiring Regulations (New 18th Edition)

    As per the title. Took the wrapper off that's it. BS 7671:2018 - Requirements for Electrical Installations, IET Wiring Regulations (New 18th Edition) £50
  23. Pasi

    Looking for advice on qualification requirements, courses, timespans

    Good evening all I am posting here, feel a bit out of place as currently I have no electrical qualifications. I am looking for advice on courses to advance my career within the company I work for. I have been given a list of acceptable qualifications to achieve my goal and get the job role I...
  24. Noaksie

    Robin KTS1620 MFT Surplus to requirements

    I have a Robin KTS1620 MFT that I no longer require. A1 condition with all leads and original case. Needs new calibration certificate. Perfect working order. Contact me if interested.
  25. P

    Communication cable bonding requirements

    Hello new here so please be kind. Im not qualified but have had work checked and signed off by qualified electricians. I have installed communications and video cabling throughout house using shielded cables and these require bonding from cabinet to earth to drain static etc. Can this earth...
  26. B

    Water ingression - testing requirements

    Quick ? We all know that if there has been water ingression then the circuits showed be fully inspected and tested before being re-energised. However does anybody know the reg or legislation that states this please? Thanks Billy
  27. R

    Domestic Cooker / Hob Power Requirements

    Hi I just have a Question you may be able to advise me with I have 2 32A cooker Mains cables running back to the Consumer unit on 2 32A Barkers My question is ( To conform ) Can i use 1 (32A) for the ceramic hob and the other (32A ) to run 2 independent Single Ovens Or do i need to...
  28. G

    LED Strip Lighting Requirements

    Hi, I am looking for some advice on what would be required for LED Strip lighting in my kitchen. The electrician ran cables from all the points (4) to the light switch. After looking online, I think I will need the following, and the electrician be able to connect it in the following manner...
  29. happyhippydad

    Understanding minimum CPC requirements?

    My assessor said that the minimum CSA for a Main earthing conductor for a TT was 16mm. I questioned this as I thought it was 4mm. Regulation 542.3.1 states every earthing conductor shall comply with section 543. Section 543 refers mainly to the adiabatic (reg 543.1.3) or reg 543.1.4 (table...
  30. 1

    Requirements for Level 3 NVQ

    Morning all just joined the forum and after some advice. Last year I completed my EAL Level 2 Electrical Installation course and I've now been working as an agency sparks mate for 6 months after getting Electrical Labourer ECS card. Now ImI to get my gold card so need to do my NVQ + AM2 + 18th...
  31. S

    Help needed re simulator parts power requirements

    Evening all, I have built a 2 DOF VR Roller Coaster simulator. I am now adding additional realism, specifically wind. This is the specification of the inline air pump that I am going to use, Inline Blower | 270 CFM 4″ In-Line Bilge Blower Fan -...
  32. D

    Minimum requirements to produce and sell bespoke ceiling lights?

    Hi all, I would like to start making my own lamps and ceiling lights to sell to the public, but currently I have no formal electrical qualifications. What requirements would I have to meet as far as training and legislation to be able to safely and legally produce and sell within Britain or...
  33. M

    Fire Alarm MCP (Manual call Point) requirements

    There seems to be a lot of confusion around at the moment as some engineers are flagging up a non-conformity which i had previously never thought about. Basically I've been sent to a few jobs where its been recommended that an MCP is put on the exit gate to a loading yard? Yes i suppose this is...
  34. M

    Covering Requirements for Electric Metre and surrounding cables

    Are there any safety concerns with this being in the middle of my hallway? It has no cover and I'm not sure whether to be worried about it just openly sitting here like this
  35. A

    New Microwave Oven requirements

    Hi guys, I'm not an electrician but I would like to think I'm pretty switched on with electrics (pun intended). I have just purchased a new microwave oven to replace my existing microwave. The new microwave is rated at 900w max and the grill is rated at 1000w max. Now currently the microwave...
  36. N

    Spanish Boletin Requirements for Consumer Units and Meter Cabinets

    I have been told that in order to issue a Boletin the Consumer Unit and the Meeter cupboard both need to meet certain requirements. Can anybody say what these are please.
  37. A

    Wiring test requirements

    Our property was professionally rewired, fitted with a new RCD consumer unit and certificated a year ago. The flat subsequently suffered water damage and mould which took several months to dry. The tenant insists the law says we have to have the wiring checked. Our electrician said this isn’t...
  38. 1

    Electricians mate requirements

    Hello all, sorry to be another one of the many many people asking "how do I become" etc but I couldn't find anything on the electricians mate side of things. Ultimately fully qualified is the dream but currently I'm working a 4 days on 4 days off routine in my current job and was thinking about...
  39. L

    requirements for Kiln supply, 3 phase

    Hi, i've been asked to change a kiln to 3 phase, not something I do everyday. Would a switch fuse direct from the supply, 10m of armoured cable then an isolator next to the kiln be correct. Runs along a steel through one shed to another.
  40. P


    hi guys, im new here so any help would be appreciated, ill kick it off with asking for any advice on NICEIC Assessments, i am due to be assessed by the NICEIC to be a company QS and am a bit of a flapper when it comes to people watching over me, any advice or pointers on what he will be...
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