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busbar

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  1. G

    Busbar or Conventional Cable System

    Hi, Our production line was recently destroyed by fire but hopefully we'll get going soon. The production line was pretty mush in a straight line and was powered by cables connected back to DB - about 10 drops in total. This time I am considering installing a busbar type system, like the...
  2. J

    PIR Code? Busbar blanks in single phase c/u's

    Hi Just a quick question I would like opinions on what code would you put for no busbar blanks in a single phase domestic C/U? I am not talking about the cover blanks, these are present, but if you take the cover off and there's spare busbar showing I am undecided yet but (if I came across it...
  3. P

    busbar help

    Hi im just after a bit of advice just in case im missing anything not had a lot to do with busbars. Basically iv got a 100a 3 phase supply 25mm tails it gose to a 60a isolator with rewirable fuses which is next to the meter. Then to a 100a busbar feeding 3 isolators which is next to the...
  4. G

    Eicr remedials

    Main switch 160a bs88fuses, 35mm tails feeding busbar chamber with switch fuses ontop feeding distribution boards. A c2 has been given to undersized main tails. I thought that because the tails are only about 400mm long from switch into busbar that it was ok? Thoughts?
  5. Sparky_Steve

    red tab in crabtree starbreaker busbar

    I have a metal clad crabtree starbreaker board which i'm planning on using rcbos with how do you remove the red tab?
  6. F

    Help with a fault :)

    Any help would be massively appreciated.. I have 230v supply to my board.. Switch some mcbs on the voltage drops and other mcbs the voltage reads zero. Any ideas ?
  7. K

    Contactum RCBO, Old 71 type MCB replacement

    Any one got or know where I can get two 6A Contactum RCBOs (90603SP/B) to replace 71 type MCBs. The new Contactum RCBOs do not fit and and no one I have talked to has the old ones in stock. I am being quoted over £80.00 each + VAT for a wholesaler to order them from Contactum. At that price I...
  8. J

    canalis busbar trunking plugs and flying lead lighting need loads..

    Hi, We are looking for plugs to use with a Schneider Canalis KB2 lighting distribution rail. We realise this rail is obsolete but are hoping we can find a stock of these plugs. We do not have the part number. if you have some please contact me on [[email protected]] . i can then...
  9. L

    Using bits of cable as busbar

    Anybody else come across a lot of this, this is prob my 3 in a few months all in houses less than 10 years old been to a house today and they was complaining lights flickering so they bought a new fitting for bathroom as this is where it was doing it most. So fitted light new light and...
  10. S

    high integrity board layout - Is this Ok?

    Hi, I have looked inside my Dad's Consumer Unit and I noticed that it has 2 RCD's but also 1 RCBO. I've seen these before but on my dads I was worried that it has to many (live) terminations into the bottom of the main switch? It has the usual 2 live conductors (wires) in it each going off to...
  11. M

    Busbar 'ductor' testing

    Just been asked to carry out a busbar 'ductor' test on a new busbar installation , I understand it's a form of low resistance test checking the joints etc... But have'nt a clue how to test it ?! I know you use a 'ductor' tester but that's about it ! any tips or help would be much appreciated lads
  12. C

    "Non K" MK Busbar

    Does anyone know of a source of a 'non K MK 20 ways busbar for an MK CU? The part I am looking for is a 5590s Plenty of places advertise a K5590s. The difference is that the non K version has a right angle bend along it's length. Alternatively is it permissable to use a K5590S in place of...
  13. S

    contactum busbar

    Can't find a nearby suppliers stocking Contactum and need a busbar to accommodate additional mcb. Anyone found other brands that fit?
  14. S

    !..Burnt our MCB at busbar end..!

    Hello I have just changed two MCB's on a CU, the 32A was burnt out on busbar end and the 16A next to it was also burnt due its proximity. Why did this happen. could it have been tightened to tight or is there a more sinister explanation?
  15. Paul.M

    Fault Find # 4

    Call out, customer says his down stairs lights trip out after only being on for a max of ten minuets. Once the mcb is reset it trips about 5 minuets later and after that only a few minuets? The facts:- It is a none RCD board. Circuit is protected by a 6A type B MCB. (60898) No other circuits...
  16. H

    Square D breakers

    Anyone know any other breakers compatable with square D boards
  17. D

    Installing a 200a MCCB in a proteus 3phase board.

    Hi everyone, I'm a newly qualified electrician and im working for a company that have asked to the fit a mccb, my boss sent me this email today and im not completely sure what he means, any help would be great as I really dont want to call him tomorrow asking how to install it. Any help would...
  18. P

    Busbar Diffrential protection for 2 Incomer & 1 Buscoupler logic ( 2 out of 3)

    In system of 6.6kv there is busbar differential protection is provided. The operating philosophy is of 2 incomer & 1 buscoulpers ( With TWO incomers ON & Buscopler OFF). The differential scheme is of 2X87 type ( respective bus has its differential protection) Case -1 TWO incomers ON &...
  19. S

    calaris (scneider electric busbar)

    Calaris ( shneider electric busbar) For sale, 32 meters, 250A. Code: calaris ks250. Used but good condition, used in clean factory. All termination boxes, fixings included, Approx 5-10 years old. By far the best producer/make of bus-bars. More info will be given to anyone...
  20. R

    Mem rcbo pods

    Following the recent shocking increase in price is there any alternative?

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