feeding | Page 4

feeding

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  1. K

    3 63 amp RCDs on same circiut

    2 are in the board and the other is feeding that which is also being fed from a 100 amp rcd. cant seem to find any problems with cables and does just nuisance trip. help plz
  2. D

    16 mm t+e feeding submain

    Hi all. been to look at a job where power is required for a garage. need to go back and take a second look. but on first visit i noticed a fully loaded second consumer unit in the kitchen feeding a number of circuits,from a main consumer unit next to the dno cutout feed with 16 mm t+e. i'm...
  3. S

    Feeding a out building 77mtrs

    Hi All, Am installing a ring circuit of 5 sockets,10 x 5ft twin flourescents & 6 x 400w pir flood lights into a outbuilding used for storage. I am thinking a 10mm 3 core swa will be suitable. The run is 77mtrs. Am going to stick a 40amp RCBO at main fuseboard and a rcd board in...
  4. E

    Making off in main switch

    Hi guys, Have to make off some 95mm lugs onto an old Bill main switch, which has 160A fuses. There are 4 terminals with an M10 dome head bolt with a square shank for the 3 phases and neutral, and there are currently 2 lugs on each bolt, 1 feeding a main dis board and 1 feeding a new switch fuse...
  5. H

    problem with 3 phase rcd feeding sub main

    Just been to look at job tonight in a commercial kitchen where they are experiencing nuisance rcd tripping. Bare with me while i explain the scenario! A separate/outside food store and prep room has approx 5 large fridges/freezers, lights, insectocutor, and a small computer printer for orders...
  6. E

    17th edition board, one circuit feeding a board in a out building.

    a friend of a friend has the above, so the board in the shed has a rcd and obviously the 17th edt board does to, but if if there was to be any fault in the shed its going to trip the rcd in the house (17th Edt) whats the best way round this, i was thinking some how having its own main switch for...
  7. M

    socket in 1.5

    can u use 1.5mm cable feeding a single socket from the DB on a 16a breaker?
  8. L

    how to calculate and avoid the Voltage drop at starting of gas compressor

    In a gas power plant There are 2 main transformers ( st1 , st2 ) taking from the grid 380 kv and step down to 13.8 kv ,and then feeding the main bus which it is divided into 2 buses ( A Feed by st1 , B Feed by st2 ) between them bus tie st1 = 380 kv/13.8 kv st2= st1 Bus A feeding gas...
  9. J

    4mm 4 core SWA feeding 32amp 5 pin TPN socket

    Hi, Just carried out a job today and it's been playing on my mind ever since. Basically I installed a 5 pin TPN socket to supply a compressor. The compressor load is 7.5kw, star delta starter. I decided to go for plug and socket arrangement because the board is close to full capacity and they...
  10. C

    Feeding a summer house

    Bit of help if you wouldnt mind guys. I need to run a 40m cable to a summer house in a customers garden. The summer house will only have two sockets and only be used for maybe plugging in a lamp. The best way to feed it will obviously be straight from the consumer unit. However, he has an...
  11. D

    bell cablee feeding pendant

    Hi all got to change a fuse board but the house has beel cable single cores twisted together feeding the pendant am i correct in changing these during the board change or can i leave them and make a note on the cert thanks
  12. J

    ring main style circuit feeding residential mobile homes

    Ok, there are 3mobile homes on a 60amp 16mm radial. Tenants are complaining to site owner. He does not want to have to give them individual supplies. Could they be formed into a ring by running a 16mm from end home back to mains??? And if so what would you fuse a 16mm ring main at???? Any...
  13. R

    32a busbar feeding floorboxes

    Should the busbar be fed via an rcbo or not
  14. E

    Whats the best cowboy job you've seen?

    at a job today and saw a plug pluged into a socket followed the flex and it went into the wall and was chased up the wall feeding 4 wall lights lol... Good Stuff! :p
  15. S

    Link pv into immersion heater first before feeding back into the grid

    I've got a customer who wants to maximise their payback by using the electric generated in the summer to top up the immersion heater during the peak daylight hours - how on earth do you do that :confused:
  16. V

    feeding off main consumer unit

    hey all, A bit of advice please. I have an old style consumer unit the with BS 3036 rewiwireable fuses ( horrid i know ) and the whole consumer unit has no RCD protection im fine with that at the moment. Here is the issue im gonna to replace my shower its an 8.5 and im going to replace with...
  17. J

    domestic ring main with FCU connected directly to the ring feeding sockets

    Hi I am using a fused spur unit fused 13A fed from a ring main in a lean too shed for additional sockets. Is there a problem fitting on the end another spur box fused 2A to feed a light controlled by a 1 way switch the load of equipment only comes to 5A, supplied off the 13A spur?
  18. E

    More than one ciruit in a breaker?

    Hi Guys, I went to see a job the other day and even though its a new splitload C/U, it had about 3 breakers with more than one circuit wired in. ie .... 6A Breaker feeding a1.5mm radial for the main lights and a 1.5mm radial for the house alarm 20A Breaker with 2.5mm radial feeding one...
  19. L

    Split Concentric Cables Feeding supply to shed

    Hello all, My parents recently bought a house and I've been having a quick look at the electrics. I've recently taken and passed my 17th ed, Part P and 2392 so fear not. One of things i'm looking at is the supply to the shed. This is provided from a 13amp SFCU off the ring main. The shed is...
  20. S

    rcd test?n new wiring to lighting?

    Hi all, i have 2 questions, 1. my house has an extention to the side 2 storey with an integral garage converted into a room. the room has a garage cu with 1 40A 30mA rcd and mcb`s 16 and 6 running light and a few sockets no load only table lamps and tv. The main cu is a split load with (from...

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