Transcription of Technical Specification for Secondary Substation Earthing
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Technical Specification for Earthing and bonding at Secondary substations EART-03-003 Issue No. 1 SP Power Systems Limited Page 1 of 64 1. SCOPE This Technical Specification describes SPEN s requirements for Earthing and bonding systems at Secondary substations. This includes all HV/LV substations, HV switching stations, HV pole-mounted installations and HV customer substations up to and including 11 kV. It is intended for application to new build or existing substations where significant work is carried out on site ( switchgear replacement or transformer change), and is not retrospective. This Specification allows SPEN to demonstrate compliance with relevant national and international standards as well as statutory legislation and licence conditions.
Earthing Specialist A competent earthing designer as determined by knowledge, skills, training and experience such that each earthing design is subject to a technical check and professional review process. Earthing System The complete interconnected assembly of Earthing Conductors and Earth Electrodes.
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