What is this standard about?
This part of IEC 63042, which is a technical specification, applies to on-site acceptance tests of electrical equipment with the highest voltages of AC transmission system exceeding 800 kV. The electrical equipment exceeding 800 kV includes the following items:
– power transformers;
– circuit breakers;
– gas insulated switchgear (GIS);
– surge arresters;
– voltage and current transformers;
– shunt reactors;
– series compensators;
– insulators;
– disconnectors and earthing switches;
– high-speed earthing switches.