separate

  1. J

    Rewire taking off peak into separate sub dis board

    Hi, We're re-wiring a flat that currently has a split load board with an off peak section for some convector heaters and 2 storage heaters. The off peak has its own meter that is radio controlled. We need to rewire the board and put the off peak into a separate board via a henley block, just...
  2. H

    Re-Wire Separate Kitchen Ring or Not??

    Afternoon chaps I have started a rewire today and initially I planned to put a separate ring in for the kitchen. However now I have started I'm not sure I need to. It's a small terrace with living room (4 Doubles) dining room leading to the kitchen (4 doubles in the dining room & 6/7 points...
  3. A

    A quick question on certification and notification to Part P scheme.

    For example you have a ryefield board with 3 phase incoming cable split into 5 fuses for each meter. 3 meters are 3 flats, 1 for communal area and 1 a small shop unit. Now does ryfield board counts as a shared supply between all of them and therefore should be 5 notifications of each property...
  4. K

    Do I need to separate the earth?

    Can I install a 300mA RCD incomer on a 3 Phase distribution board and still maintain a TN-C-S system? Do I need a separate earth?
  5. N

    Metal conduit as earthing - is that OK

    Hi, Just been to a block of flats - 1920's - testing the landlords lighting (that's all that there is communal area run off a timer, no switches for users). There's no earthing to the lights - although they're all out of reach - but I got excellent Zs reading as I guess all the earthing is...
  6. M

    Should I fit a garage CU and separate the lights

    I have a 1998 detached house with an integral single storey double garage built part in and part out of the side of the house. The house has a split CU with a 30mA RCD feeding 2 ring mains. One of the ring mains is looped into the garage where it feeds 2 double sockets and a single switched...
  7. L

    Separate 4mm CPC to Lighting - Not run with original cable

    Hello all, A friend of mine as asked me to take a look at his installation and pick out any obvious work he needs doing, before he gets a PIR done. It's a three bedroom house and all circuits are protected with a dual RCD set up. Mix of old and new colours at CU and all labelled correctly and...
  8. S

    Fire Alarm Loops? Separate sounder loop?

    Should a fire alarm be wired in two separate loops one for call points and detectors and a separate for sounders? I heard this today and wasnt sure it was right, does anyone have any detailed info on how loops should be wired, if there should be 2 loops or all devices on one loop being ok?
  9. S

    Flexible circuit, Tri-State negative logic to trigger 2 separate mechanisms

    Hi guys! I’m currently working on a project and I’ve come to a dead end in my research on it because I’m not quite sure I’m asking the right questions to get the right answers so I’ll try my best to explain in lamest terms what I need. Okay, so here’s the scenario that I’m seeking advice on: I...
  10. J

    Correct application of diversity, separate hob/oven on single feed.

    Hi,he What is the correct application of diversity, when a separate hob and oven share a single feed. As far as I see it, electrically they are the same as a free standing cooker - or does a cooker have a limiting mechanism to prevent all circuits from working at the same time. Hob is 6.7kw...
  11. E

    Do you have to run separate earth with SWA which is supplying a D/B

    Do you have to run separate earth with SWA which is supplying a D/B. Ive done the tests and the steel wire is good enough for earth. This job was done last year. Its for an industrial EICR
  12. D

    2 separate lighting circuits on the same switch..allowed???

    Following my last post I decided to keep all my outdoor lighting on thier own separate circuit, so my next problem is how to switch them. My initial idea was to have a 3 gang switch and use 2 of the ways for internal and 1 way for the security light, but I was thinking if someone isolates the...
  13. Mark42

    2 x Main 2P RCDs in Split-phase DB: Weird tripping behaviour.

    Two phases supplying two 2-pole RCDs in a consumer unit reconfigured as a small DB (with an external 3-pole main switch). Common Neutral. In an outbuilding supplied by 10mm 4-core. TN-C-S ‘exported’ from main house by 10mm bonding. Local TT as an option in progress, awaiting tests before...
  14. D

    Bathroom extractor on a separate switch

    Hi all, Quick question, client would like the extractor fan for the downstairs bathroom on a separate switch, as the noise of the fan keeps them awake at night if someone uses the bathroom, however, there are no windows so not sure how this sits with the 15 minute overrun requirement. Is it good...
  15. P

    single ring circuit and oven wiring concerns

    Hi, I am looking for some opinions before I get an electrician in so that I am a bit more clued up on the situation. We have recently moved to a house built in the 60s, it was meant to have had a partial rewire and has had a modern CU fitted. It is a 3 bedroom house on 2 floors and from the CU...
  16. B

    Very old ring main, sockets with separate switches

    Hello fellow Sparkys I started a job to add 4 double sockets to an old, existing ring final circuit. But first I needed to sort out the rest of the sockets in the front of the room. Half of these were not working. The cable is old multi-stranded stuff but appears to be OK. Some of the sockets...
  17. N

    Registering 3 separate systems on a single 3 phase meter

    Does anyone know how or have any experience in regard to MCS registration for an installation where we have 3 separate systems on one roof (all under 16 amp) and 3 inverters/generation meters into the same 3 phase meter? I'm wondering how we register it with the Elec supplier? Any help/advice...
  18. J

    Kitchen Circuits

    In a "average" kitchen (say Washer, Dishwasher, Fridge/Freezer, say 4 doubles (which may be used for normal appliances, kettle/toaster/micro). What circuits do you normally put in? I guess most people put the Freezer in is own 16a radial, and the rest on a FRC, although if all the appliances...
  19. R

    Branching 3 phase 380 to single phase

    I have a question regarding the distribution of single phase 220 VAC branched directly from a 380 VAC 3 phase supply. I have done some research on the web, however have not been able to find a formula that exactly explains my situation, at least not clearly enough to make a solid decision. I...
  20. C

    help needed with non standard heating system

    hi, system has CH & HW Zones system also has back bolier system has no motorized valves so there is 2 zone time clock 1 room stat 1 cylinder stat 1 pipe stat (on back boiler flow pipe) what i need to happen: CH turned on = fire Boiler & Circulating pump HW turned on = fire Just boiler Back...
Best EV Chargers by Electrical2Go! The official electric vehicle charger supplier.

OFFICIAL SPONSORS

Electrical Goods - Electrical Tools - Brand Names Electrician Courses Green Electrical Goods PCB Way Electrical Goods - Electrical Tools - Brand Names Pushfit Wire Connectors Electric Underfloor Heating Electrician Courses
These Official Forum Sponsors May Provide Discounts to Regular Forum Members - If you would like to sponsor us then CLICK HERE and post a thread with who you are, and we'll send you some stats etc

Daily, weekly or monthly email

Back
Top