Transcription of Distribution Earthing Manual - Energex
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Distribution Earthing Manual - Energex
Manual 00758 Version: 5 | Released: 10/08/2017 Distribution Earthing Manual Page 1 of 65 THIS DOCUMENT IS UNCONTROLLED IF PRINTED OR SAVED. PLEASE CHECK THIS IS THE LATEST VERSION BEFORE USE. Foreword SCOPE This Manual outlines the standard Energex Distribution Earthing practices for low voltage and 11kV systems and includes some guidelines for higher voltages on the overhead network ( 33kV OHEW, ABS and reclosers, transmission 110/132kV.) References to low voltage (abbreviated LV) apply to 415V systems and below. References to high voltage (abbreviated HV) apply to the 11kV Distribution system and associated equipment only. Note. This Manual does not cover transmission, sub-transmission, zone and bulk supply substations Earthing . Requirements for the installation, inspection, testing and maintenance of Distribution Earthing systems are outside of the scope of this document.
6.10 – Deleted unused /unknown definitions CLAH. 7.3 – Rename cable “sheath“ to “screen”. Revised section with more details. 7.7 – Indoor Distribution Substations - revised with general guideline & added notes on relay operated switchgears. Old 7.8 – Public lightning - …
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