switchgear

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  1. A

    Switchgear upgrade advice needed.

    Hello, I am new here and I am not an Electrician. However, I am an engineer, understand electricity (to a fair degree), and pretty comfortable doing my own residential work. I am helping assemble an electrification roadmap for a local town who wants to explore replacing all of the...
  2. J

    500kW Generator tie in

    I'm an electrical engineer in training so please bear with me. Basically, a bank has ordered a second 500kw diesel generator and my job is to design the infrastructure to allow them to run simultaneously. It has been suggested that a "Paralleling switchgear" be used that could potentially...
  3. Lister1987

    Switchgear Brand Identification

    I'm working on a 'what brand is this mcb, what works with it, who sold it, this brand is made by...." type thing and could use hive mind input At the minute it's just images of mcbs with brands on but anything I can get about each one will really help, looking to make a single resource for...
  4. Mark W

    Vintage switchgear restored and installed to form part of my living room.

    Afternoon All Some of you may be interested in one of my projects. I have nearly finished a themed room at my home and we have used some vintage switchgear as part of the decoration, I just need to finish off the skirting board. The next stage is to wire up the semaphores so that they operate...
  5. w0z

    Recall: Proteus Switchgear - 100 Amp Double Pole Isolator - which might not isolate.

    Disconnect once check twice..(or more) Found HERE at Trading Standards Risk level Serious Risk type Electric shock Risk description The fault was identified during routine installation process which includes a test. It was found that the switch did not isolate the circuit. The product does...
    • w0z
    • Thread
    • amp double isolate isolator might pole proteus recall switchgear
    • Replies: 21
    • Forum: The Electrical Exchange
  6. Gavin John Hyde

    Shortages of switchgear

    Have any of you had issues getting hold of switchgear at the moment? Around here some suppliers have got issues with shortages of Lewden boards and devices. they said they are not the only ones with supply issues a the moment. The fusebox brand is in short supply locally. Denmans/Rexel have...
  7. W

    Non combustible switchgear

    hey guys, I had a quick search but couldn’t find any posts about this. I recently done an inspection on a domestic property and found the electrical meter was outside in a service cabinet and the fuseboard was inside more than 5m away. I recommended installed a fused disconnector at the meter to...
  8. SparkyChick

    Plastic Switchgear Enclosures - Acceptable in barn?

    Hi all, I've tried to find the answer to this question, but I've drawn a blank. Situation... location is a barn, attached to a domestic property. This will be a sub-board supplied in T+E from the main board in the house. The question is... is a plastic board acceptable or should it be metal...
  9. M

    Hello

    Quick introduction. 28 yr old qualified spark with the boring PAT qualification test and inspect, design and verification, compex 08 and 09. Think That's it. moved into the switchgear side of the industry 3 years back building switchgear parking elsewhere like distribution systems changeover...
    • Matt Williams
    • Thread
    • hello panels switchgear systems welcome
    • Replies: 5
    • Forum: The Welcome Forum
  10. Midwest

    Reg 421.1.201 Similar Switchgear Assemblies

    I have read a few posts with regard to Reg 421.1.201 & Similar Switchgear Assemblies, with regard to the definition of such. When 421.1.201 came into being, I was advised at the time about using certain enclosures. This advise, now seems to have changed. I've copied below my questions, and the...
  11. G

    Industrial Switchgear

    I am currently stripping out a customers new site of all the high bay lighting and 3 phase power boards and it is all up for sale if anybody is interested. There are approx 100-200 x 400w highbay fittings a couple of 800amp power boards SQ D a couple of 400amp MeM power boards 5-10 mem 3 phase...
  12. Y

    Arrow Switchgear

    Morning All, Just got this through from a colleague looking at a commercial gas boiler installHe sent this picture through, From the description of the cable coming in it sounds like MICC, but the glands don't look like MICC glands and neither does the cable, So it could just be old flex. The...
  13. T

    Power/Distribution Transformers and Large High and Low Voltage Switchgear

    Hello All, We are looking for high voltage transformers and large switch gear We can pay good prices for equipment as we refurbish the gear Have any of the above please send me a message Thanks
    • TransPro
    • Thread
    • large low voltage switch switchgear transformers voltage volts
    • Replies: 1
    • Forum: For Sale and Wanted Forum
  14. HappyHippyDad

    Metal boards, glands, switchgear...

    Afternoon all... Just having a quick lunch break and thought I'd try and confirm some of my thoughts surrounding ammendement 3. 1. Am I right in saying that it is ok to use a normal grommet for all cables entering the metal CU as long as they are both a) entering the enclosure from the sides...
  15. W

    Domestic Installs Metal CU's also = Metal PV Isolators

    Interesting webcast yesterday from NICEIC covering the 3rd Ammendment BS7671, we were aware of nearly all of it. The one thing that made us sit up though was that in accordance with the regs, they specifically mentioned that the two isolators (and any other switchgear) needed for the PV system...
  16. T

    Switchgear indication illumination colours

    Is there a standard for this? I'm trying to find information about any codes or standards regarding illuminated indicators on power switching equipment. For example: A device is designed to automatically switch a load from Supply 1 (230V, 30A, single phase) to an alternative supply. The two...
    • That_Hurt
    • Thread
    • colours switch switchgear
    • Replies: 4
    • Forum: UK Electrical Forum
  17. L

    What does this piece of switchgear do?

    This is for the young punks who think they know a bit about real switchgear, and the old geezers who might just remember seeing the results one of these things produces. I've just got this running, probably last used in the 1970s, the building it was in was knocked down in '82. If no-one...
    • Lucien Nunes
    • Thread
    • piece switch switchgear
    • Replies: 67
    • Forum: UK Electrical Forum
  18. B

    Advice needed on testing this large switchgear on TT supply (with photos)

    Hi all, (not the standard domestic setup for me) -3 phase overhead supply TT. coming in via 3 200amp fuses (not sure what type so unsure what to write on cert) any ideas? -Then goes to large rusty switchfuse (see pic). Bs3185?? Earthing conductor straight into concrete. -Fairly large swa...
  19. S

    2365 Connection Methods

    I have an assignment for my 2365. Question asks to list 3 methods of connection that may be used during the installation of an apartment block and a workshop. I have screw clamping terminals for accessories. I have screw-less terminals as an alternative. What else? Would compression...
    • shnabz
    • Thread
    • 2365 connection methods switchgear trainee workshop
    • Replies: 10
    • Forum: UK Electrical Forum
  20. T

    Some theory about cable sizing, electrical circuits, RCD's, switchgears etc.

    Hi guys, As I post in the head of the topic I am loking for some theory about the above things.I was looked here in this chapter but I can not find nothing.So if somebody of you have some materials about that I will be very thankful to send it to me.Or paste some links here.I prefer somthing for...

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