load

  1. H

    3 Ph Load test in server room

    Hi guys I'm new to the forum, self employed installer. Recently done my 2391 but now have a customer who wants his server room load tested, 3 phase DB. The 2391 course didnt cover this obviously, and I have no experience of load / probe test kit. He is looking to log the load per phase, load on...
  2. Amp David

    Split load CU cable CSA

    In a regular single phase consumer unit, what CSA is the cabling that connects upp the RCDs to the nuetral bars and main switch?
  3. D

    18+ way split load metal clad consumer units?

    Hi does anyone know any 18+ way split load metal clad consumer units that have an insulated cover?
    • davemorris
    • Thread
    • consumer consumer unit consumer units load metal metal clad split units
    • Replies: 3
    • Forum: Electrical Tools and Products
  4. M

    cable head fuses when doing load test

    hi looking for some help i am doing some load test in shops to see if i can fit some new heaters i am doing a load test at the main board with tong testers and getting my results ok but i dont now if my cable head fuse is 60 amp or 80 amp with out cutting the seal on the main fuse what...
    • marty1234
    • Thread
    • aus cable doing fuse fuses load meter power probably scottish supply test
    • Replies: 8
    • Forum: Australia
  5. M

    different readings from ammeters same load

    Hi I wonder if I am posting in the correct forum ,if by chance I am not then would some- one please be kind and direct me to the correct forum my query being as follows I have 3 clip on current meters ( tong testers ) and when a load is measured I get different readings now all is...
  6. P

    NICEIC Certification Scheme maximum load on niceic installation certs

    can you help me, on niceic installation certs in the maximum demand load box, is that for the hole installation or just the modifide or new circuit. and is this measured with a clamp tester ? any help would be most welcome pete
  7. E

    UPS over load

    Hi every body, I face probelm during comissioning of one project , and I hope that I will find answer here. My system is like this: I have 200Kva UPS feeding 100Kva Step-Up Trnasformer. this step up tr feeding 3 s/dawn transformers step/up is y-delta connection from UPS DP I connect...
  8. S

    british gas home cover what a load of ****

    electrical home cover what a load of **** When tested and checked bounding was there just not visible, ring changed into radial left on 32 amp mcb and customer says it was a washing machine repair man checking electrics thinking of taking this public. these jokers taking business from us...
  9. S

    calculating total load on a consumer unit

    this probably is a daft question and the answer maybe staring me in the face, but im going to have to ask. ive got a 32A ring for kitchen, 32A ring for rest of flat, 45A mcb for shower, 16A for boiler, 6 A for lights, 16A for cooker = 147A i have a bs1361 100A main incoming fuse. Would i have...
    • submariner111
    • Thread
    • aus calculating consumer consumer unit load total unit
    • Replies: 2
    • Forum: Australia
  10. A

    neutral earth fault split load cu

    been working with another spark today on a job where the rcd keeps tripping intermittentley all legs clear >299Mohms. Lighting is on non rcd side all clear apart from 1 c/ct down to 0.49Mohms the other spark reckons this was taking the rcd out i disagreed and just wanted some1 else to tell me...
  11. S

    off load/on load switching

    Can anyone give a simple definition of on load and off load switching? Examples of each would be great, Am i right in thinking an emergency stop is a on load and a isolater a off load. Thanks in advance.
    • staffok
    • Thread
    • aus because before load off operated right switch switching
    • Replies: 11
    • Forum: Australia
  12. A

    crabtree split load board.

    Hi Does anyone know if rcbo,s available for older starbreaker boards,not the c50,i think its sb6000 range.6a type b req.
    • amicus
    • Thread
    • alternative aus board crabtree load split switch
    • Replies: 5
    • Forum: Australia
  13. C

    Load and Supply 45 Amp DP Shower Switch

    I have recently moved a 45amp DP shower switch to a more convenient place but when I disconnected the cables I forgot to take note of which cable went to the load and supply... when I reconnect the cable does it matter which one I connected to? What will happen if it's connected the wrong way...
    • Colin Derick
    • Thread
    • amp aus load shower supply switch
    • Replies: 1
    • Forum: Australia
  14. S

    RCDs trip under no load

    Hi (first post) Has anyone had trouble with Wylex RCDs? Just installed a consumer unit and both my RCDs trip on power on but with all MCBs off and unable to reset them. Never used Wylex before so can I asume both RCDs are faulty? Will pop out and get some replacements, but thought I'd ask if...
    • Shinner
    • Thread
    • aus circuits earth faulty load neutral rcd rcd's rcds trip under
    • Replies: 13
    • Forum: Australia
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