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    Recent Content Tagged With upstream

  1. GMES
    Resource

    Understanding Rcds 2016-08-28

    IN THIS ARTICLE we discuss Residual Current Device (RCD) operation, which can occur due to electrical faults both downstream and upstream of the...
    Posted By: GMES, Aug 28, 2016 in category: Wiring Diagrams
  2. yellowvanman
    Thread

    10KA or 6KA breakers?

    I know the difference between the 2 sorts but I'm thinking do I need to fit 10KA breakers in this scenario, when I've got 6KA MCBs in the van! 3...
    Thread by: yellowvanman, Jan 7, 2014, 21 replies, in forum: Electrical Forum
  3. Ziggy Sparks
    Thread

    Type D 40A MCB upstream of BS88 63A Fuse

    Can anyone help with the time current characteristics of which will operate first? Essentially a 40A type D crabtree pole star fed from a BS 88 g...
    Thread by: Ziggy Sparks, Sep 11, 2012, 6 replies, in forum: Electrical Wiring, Theories and Regulations
  4. Piratepete
    Thread

    DISCRIMINATION BETWEEN RCDs

    Morning Guys I know that if a 100mA RCD is followed by a 30mA RCD, the 100mA needs to be S type. If a 300mA RCD is followed by a 30mA RCD (Farm...
    Thread by: Piratepete, Dec 19, 2011, 6 replies, in forum: Electrical Wiring, Theories and Regulations
  5. Daniel Son
    Thread

    Commercial rcd discrimination

    hi guys im an apprentice and need some more understanding about rcds please may i have an example of rcd discrimination and what ratings i would...
    Thread by: Daniel Son, Dec 8, 2011, 6 replies, in forum: Electrical Forum
  6. TALK
    Thread

    Maximum tolerable fault current

    Just completing the testing of a transportable catering unit.(chip van). Within the NICEIC REPORT I must complete, a.MAXIMUM TOLERABLE FAULT...
    Thread by: TALK, Jun 30, 2011, 2 replies, in forum: Periodic Inspection Reporting & Certification
  7. JamesBrownLive
    Thread

    Ze testing using a MFT 1553

    Am I correct in thinking that when doing a Ze test using a 1553, the dial needs to be set on the 'Hi' setting in the green loop section of the...
    Thread by: JamesBrownLive, Nov 22, 2010, 14 replies, in forum: Periodic Inspection Reporting & Certification
  8. eagleeye
    Thread

    2 RCD's

    Hi guys I was just thinking about what someone put about a question I asked a couple of days ago. I asked about putting an RCD proceted fused spur...
    Thread by: eagleeye, Sep 24, 2009, 4 replies, in forum: Electrical Forum
  9. jimes
    Thread

    rcd

    can anyone explain how an upstream supply fault can make an rcd trip?....shakey maybe:confused:
    Thread by: jimes, Aug 17, 2008, 13 replies, in forum: Electrical Forum
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