identifying | Page 4

identifying

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  1. B

    Identifying TNC and TNCS

    Does anyone else find it difficult identifying between the two. for example today I had an installation where the main incomer was not accessible without cutting off the metal ties that the electricity board had put on it. I just assumed it must be TNCS due to the continuity between the neutral...
  2. D

    help identifying control gear

    How do, If I have done this right there should be two images of some control gear. I'd like to get a direct replacement, so my question is, does anyone recognise them? a quick google search tells me they are american with no direct result to someone that stocks them. If this fails i will source...
  3. P

    help identifying this cable

    hi all, and thanks in advance. Now I know nothing about electronics hence, this may sound a silly question..... Having helped my brother on a recent renovation project, we came across this cable. (pictured) Before we throw it in the skip, I'm wondering if there's any scrap value in it. it...
  4. Amp David

    Identifying items fed from 3 pase DBs

    Just wanted to see how others tend to label items that are fed from DBs. Have a load of 3 phase and single phase sockets and isolators to identify and label next week and although a simple task, thought i'd see if there was a preferred way so if another sparks comes in after me, its clear to...
  5. Marvo

    Identifying a wire terminal

    I'm trying o identify a wire terminal, I've been through all the usual data sheets for Molex, Panduit etc and can't find it. Wondered if anyone could put a name or reference number to it. The terminal I'm looking for is a crimped female pin terminal that's used on domestic and small commercial...
  6. A

    Identifying supply source

    Evening all - does anyone know if there is a regulation specifically requiring a distribution board to have something on it showing it's source - ie. where the submain that is supplying it is fed from? I'm testing a large school with 80+ boards, and not many show source. And, a totally seperate...
  7. W

    Socket behind new low level panelling - does the cable run need identifying above?

    Hi all I’m a very rusty spark doing some electrical work at my miss’s hair salon. No I don’t have any test qualifications and may have to pay someone to sign off / complete the install. I have 2 issues hopefully someone can help me with; I have a socket that’s going to be hidden behind some low...
  8. B

    No main switch

    Hello I was just trying to test a very old Simplex 3 phase DB which I found in the basement boiler room of a small office block. The door was hanging off... ok I can fix that, there are several holes knocked out of the base of the metal case.... again that shouldn't cause too much trouble, one...
  9. W

    Identifying contactor spec

    Hi guys, I need to replace a contactor but i always have trouble deciphering exactly what spec it is and which one to buy to replace it that is exactly the same. Sounds a little dim i know but i dont have too much to do with such things and always get thrown when trying to work out what i need...
  10. L

    Help with identifying BS number for cut out

    Fellas I'd appreciate any thoughts on establishing the correct BS number for the cut out in the attached pics, the head is actually rated at 30 amps max but the cut out fuse is rewireable (3036?) and has been wired with 60amp wire. There is no earth rod and its not TNCS/PME as its not available...
  11. Goody

    Identifying the cables (circuits) on the CU.

    Hi, what would you guys use to identify the cable to pair them with the circuits on the CU? Could sticky colour tapes be used? Thanks.
  12. H

    Identifying cables

    I have two cables entering my house. One is black and about 20mm dia. which I assume is the power. Another is a translucent sleeve cable and I can see armour wire underneath. What is that cable? an earth? House is mid 70s and the cables are the original I think.
  13. S

    Identifying BS88 fuse?

    Main fuse carrier says 100A 415V BS88 1967 on it. Looking in OSG page 57 for short-circuit capacity there is a BS88-2 and BS88-6. How do I know which I have? Thanks Rich
  14. O

    Identifying cables help please!

    Hi there guys and girls, hoping you can help me. A while back I did a cu upgrade and some accessory changes for a property that was being let. It had at some point been part rewired and all cable in the cu were t&e copper but some of the lighting and switch drops were wired in what I thought was...
  15. E

    Identifying Washer Sizes

    Hi does anyone know how I identify a washer size?? A few years ago I got given about 500 washers and they have been brilliant for using when hanging large CU's etc. I have had a look online but am confused by all types etc The washer is around the same size of a 2p piece and the hole fits a...
  16. M

    identifying systems

    hi guys i have asked a similar question last week regarding identifying tns or tnc-s systems if not clearly visible .i have 2392 and hopefully would like to pass 2391 in future so have practising on my brothers high rise flat .when i asked before i was kindly told to do pefc and pscc tests and...
  17. S

    Identifying kw for oven

    Cant seem to find the kw for this bosch oven HBN331W0B Bosch Single Oven in White
  18. P

    Identifying Parts of an AC Motor

    Hi all, 7 weeks into an Electrical Control Systems course and I've taken apart the DC motor that came from the extractor fan which wasn't working. Trying to id parts and familiarise myself with motors in general. Think the copper wiring on both sides is the field winding (are these also...
  19. N

    lighting circuit identifying earth on old wires

    Hi all. Am trying to replace switches and wall leights and ceiling lights i have identified live and neutral (black and red)but what appears to be the earth is a grey colour also its not wired to the earth terminal but to one of the Com connectors. Does this mean that there is no earth...

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