HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 202: HIGH-VOLTAGE/LOW-VOLTAGE PREFABRICATED SUBSTATION
International Electrotechnical Committee
FOREWORD<br>INTRODUCTION<br>1 General<br>2 Normal and special service conditions<br>3 Terms and definitions<br>4 Ratings<br>5 Design and construction<br>6 Type tests<br>7 Routine tests<br>8 Guide to the selection of prefabricated <br> substation<br>9 Information to be given with enquiries, <br> tenders and orders<br>10 Transport, storage, installation, operation, <br> maintenance<br>11 Safety<br>12 Influence of the product on the environment<br>Annex AA (normative) - Internal arc fault - Method to <br> verify the internal arc classification (IAC)<br>Annex BB (normative) - Test to verify the sound <br> level of a prefabricated substation<br>Annex CC (normative) - Mechanical impact test<br>Annex DD (informative) - Rating of transformers <br> in an enclosure<br>Annex EE (informative) - Examples of earthing <br> circuits<br>Annex FF (informative) - Characteristics of enclosure <br> materials<br>Bibliography
Defines the service conditions, rated characteristics, general structural requirements and test methods of high voltage/low voltage or low voltage/high voltage prefabricated substations, which are cable-connected, to be operated from inside (walk-in type) or outside (non-walk-in type) for alternating current of rated voltages above 1 kV and up to and including 52 kV on the high voltage side, and for one or more transformers for service frequencies up to and including 60 Hz for outdoor installation at locations with public accessibility and where protection of personnel is provided.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 17 |
