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single phase

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  1. K

    3 phase head in a single phase meter Uk energy networks saying I'm not 3 phase

    Hello all I have just purchased a 1970 Bungalow which is directly behind the main area sub station owned by Uk Energy Networks. My property has a 3phase head old brown bakerlite one I called up Uk energy networks who confirm that the property is indeed serviced by a 3 phase supply. I want the...
  2. M

    Three phase vs single phase underfloor power track

    My office is moving premises to a larger office of circa 8,000 sqr feet. The old Britway power track under the floor is obsolete and thus the landlord is paying to get it replaced. We are an office type company of around 40 people and our projections show us growing to over double in the coming...
  3. P

    Wiring heater that came with 3 phase plug to single phase

    Hi guys, I ordered a heater off amazon which I did not realise came with a 3 phase connection... My mistake. http://www.amazon.co.uk/gp/product/B00F10YGE0?psc=1&redirect=true&ref_=oh_aui_detailpage_o00_s00 According to the sellers page the heater can also use single phase which is what...
  4. JD6400

    Is this a single phase welder ?

    Hopefully the picture's have uploaded otherwise this thread will be a bit pointless ! I got called to this old oil set last week as it keeps blowing its 32 fuses , it was a replacement for an old oxford 2 phase one that had given up the ghost . Being a farmer install it had been wired like...
  5. Princesolar

    12kwp system on single phase meters

    Hi i am looking for your thoughts on the following Barn has a 3 phase supply feeding 3 single phase log cabins. Each log cabin has its own consumer unit, the customer wishes to install 3 x 3.68kwp systems to each roof of the cabins my questions are the following 1. Can I install single phase...
  6. S

    Single phase board with rcbo's

    Iv got 14 single phase 20way boards to fit all with rcbos, Iv done 4 already and want to know if anyone has a better way to terminate the conductors to make it look tidyer. http://s5.postimg.org/ipxzyhn87/DSC_0231.jpg
  7. happysteve

    VFD for old Myford ML8 wood lathe (0.5HP, single phase)

    Eh up :) My dad (retired joiner) has been gifted an old ('40s or '50s) Myford ML8 wood lathe. (Made in the town where I now live). It comes with what he thinks is (but may not be) the original motor; from the name plate (details read out to me over the phone, haven't seen it): English...
  8. S

    3phase supply to 3 single phase solar inverters

    Hi all .First post . I'm an electrician working for a solar company company. We have a commercial solar install starting tomorrow. The array is split into three lots of 33kw . I can't be certain on very more details than that for the time being. It will have 3 single phase...
  9. N

    8KW single phase Burner

    I need to get a way to connect single phase burner (36A) by three phase. it means , if there is any phase loss in L1 , it should work with L2 without delay. also L2 loss it work with L3 or L1. Do you have any idea?
  10. P

    3 Phase cable, single phase single phase supply.

    I need to use a 3 phase cable that is connected at the incoming end and supplies a 3 phase board that is to be removed. My question is, is it ok to use the 3 phase incomer isolator but just remove 2 of the phases that feed it (black grey) and just use the brown and blue cores to supply the...
  11. P

    Single phase leco machine

    Right before anyone says or asks I know the answer to this one surprisingly, but any how, what cable size would you use for a machine @ 40 amp single phase fed by swa over a 50 meter run, cable run in a roof void low temp no insulation?
  12. 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...
  13. E

    AEI single phase motor,with 6 terminals and three circuits.NO centrifugal switch.

    An acquaintance of mine has an AEI six terminal single phase motor, with three circuits. Z1- Z2, A1- A2, A3- A4. The starters is an AEI Stayrite. Apparently windings A1- A2 and A3 A4 are connected in series when starting. Z1- Z2 the start winding, together with a capacitor is connected in...
  14. B

    Metrel instaltest giving strange readings when testing single phase voltage

    Hi everyone, I have a metrel instaltest that, when testing single phase voltage always returns a reading of 540 V on L1 L2 L3. This suggests an internal fault that it automatically thinks it's testing three phase somehow. Has anyone else experienced similar faults with Metrel gear? Thanks
  15. J

    Single phase supply from a 3 phase meter question

    Hello, Just wondered if I could pick some brains please. This might seem like a basic question to some but I am wondering there would be any problem with using just one phase from a 3 phase check meter? I'm doing some work in a warehouse which is being divided into 2 units. one unit will be...
  16. K

    Pls advice . 3x 2kw single phase 220v heater element to 6 kw three phase

    Hi to all So this is the question I have heater system in my basement, it has 3x heater elements all rated 6kw, so i have 3x6kw. Each of them is connected through kontaktor with three phases and neutral wire, so correct me if im wrong, each heater element works 3x2kw 220v right? That means every...
  17. D

    single phase 120/240 volt residential voltage problem

    I have a unique problem I have 120 volts to ground coming into panel on each phase and 240 across both. if I run a dedicated line to a outlet plug in a light or battery charger what ver I saw he voltage go to 70-94 volts and even 170 volts if i turn other breakers! what you all think I am stumped
  18. D

    can a single phase feed run 240v sockets

    Hi folks, I am a general handyman and currently doing some work for a hairdresser/beauty salon owner friend of mine. As these jobs tend to do as i am sure you guys will know. The jobs keep getting added too as i have gone along (surprise surprise). i recently fitted a kitchen into a room that...
  19. J

    wiring single phase circuits from 3 phase boards using brown L2 or L3

    Hello, I am wiring single phase circuits from a new 3 phase board but another electrician on site said i cant wire the circuits in brown (for live) blue (for neutral) green+yellow (for earth) on L2 or L3 as it isnt the correct phase colour. I debated that brown is a phase colour. whats the...
  20. J

    single phase cap start / run motor wiring

    Hi all looking some advice on a single phase motor wiring with start and run capacitors.. I've attached an image below of the wiring diagram. It is running clockwise and the caps and links are connected as shown on left hand side diagram.. the question is , is u1 live and z2 neutral or is it...

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