Recent content by MarkHByC

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  1. M

    Calculating Ib for design

    Is this for your design assignment? councill highways depot maybe ? 
  2. M

    Testing for continuity of circuit protective conductor

    Method 2 will only give you an R2 reading and is generally used for condition reports where it is preferable not to unnecessarily disconnect circuits for testing .  Method 2 is  utilised for testing  main protective bonding conductors in new or existing installations. Method 1 has the...
  3. M

    On Site Guide BS7671:2008+A3:2015 labeling for unit 203

    Label Earthing systems - 8 questions relating to Conduit and trunking factors - read question thoroughly and watch out for straight runs or with bend. Table H2 - ring and radial circuits Max Zs values and understand these are for conductors at 20 degrees as opposed to BS7671 figures for...
  4. M

    Building A 2392 Testing Rig At Home

    Very helpful, much appreciated thank you .
  5. M

    Building A 2392 Testing Rig At Home

    Has anybody got details of what I would need to build the 2392 testing rig at home. Taking the course in September and would like to have the board ready to practice on at home. Thanks.
  6. M

    Home Made 2392 2391 Test Rig (Board)...

    Old post I know but have you still got the test rig ?
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