USE OF DISTRIBUTION SYSTEM TEST INSTRUMENTS REA TRAINING.pptx - USE OF DISTRIBUTION SYSTEM TEST INSTRUMENTS DISTRIBUTION SYSTEM TESTS Insulation

USE OF DISTRIBUTION SYSTEM TEST INSTRUMENTS REA TRAINING.pptx

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USE OF DISTRIBUTION SYSTEM TEST INSTRUMENTS
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DISTRIBUTION SYSTEM TESTS Insulation resistance test Continuity test Earth electrode resistance test Load test (use of clip on meter) Test for Presence of High voltage Phasing out testing Phase rotation testing
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General safety requirements Obtain and Read the operation manual From the operation manual pay special attention to:- Safety Warnings and precautions Limits (minimum and maximum) PPE required
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CONTINUITY AND INSULATION RESISTANCE TEST
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Instrument The instrument used for continuity testing is a continuity tester The instrument used for insulation resistance is an insulation resistance tester In most cases the two are incorporated in a single instrument There are several designs but their principle of operation is the same
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Digital Insulation Resistance tester
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Digital Insulation Resistance tester
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Why test for continuity?
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  • Spring '18
  • Professor Obura Oluoch
  • special attention, continuity tester, Safety Warnings

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