1、 IEC TS 61936-2 Edition 1.0 2015-03 TECHNICAL SPECIFICATION Power installations exceeding 1 kV a.c.and 1,5 kV d.c.Part 2:d.c.IEC TS 61936-2:2015-03(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2015 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of
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10、n or need further assistance,please contact the Customer Service Centre:csciec.ch.IEC TS 61936-2 Edition 1.0 2015-03 TECHNICAL SPECIFICATION Power installations exceeding 1 kV a.c.and 1,5 kV d.c.Part 2:d.c.INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.020;29.080.01 ISBN 978-2-8322-2304-8 Register
11、ed trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TS 61936-2:2015 IEC 2015 CONTENTS FOREWORD.5 INTRODUCTION.8 1 Scope.9 2 Normative references.9 3 Terms and definitions.10 4 Fundamental
12、 requirements.12 4.1 General.12 4.1.1 General requirements.12 4.1.2 Agreements between supplier(manufacturer)and user.12 4.2 Electrical requirements.12 4.2.1 Methods of d.c.neutral point earthing.12 4.2.2 Voltage classification.13 4.2.3 Current in normal operation.13 4.2.4 Short-circuit current.13 4
13、.2.5 Rated frequency.13 4.2.6 Corona.13 4.2.7 Electric and magnetic fields.14 4.2.8 Overvoltages.14 4.2.9 Harmonics.14 4.2.10 Galvanic separation between a.c.and d.c.systems.14 4.3 Mechanical requirements.14 4.4 Climatic and environmental conditions.14 4.4.1 General.14 4.4.2 Normal conditions.15 4.4
14、.3 Special conditions.15 4.5 Special requirements.15 5 Insulation.15 5.1 General.15 5.2 Selection of insulation level.15 5.2.1 Consideration of methods of neutral earthing.15 5.2.2 Consideration of rated withstand voltages.15 5.3 Verification of withstand values.16 5.4 Minimum clearances of live par
15、ts.16 5.5 Minimum clearances between parts under special conditions.18 5.6 Tested connection zones.18 6 Equipment.18 6.1 General requirements.18 6.2 Specific requirements.18 6.2.1 Switching devices.18 6.2.2 Reactors.18 6.2.3 Prefabricated type-tested switchgear.19 6.2.4 Surge arresters.19 6.2.5 Capa
16、citors.19 6.2.6 Line traps.19 6.2.7 Insulators.19 6.2.8 Insulated cables.19 IEC TS 61936-2:2015 IEC 2015 3 6.2.9 Conductors and accessories.20 6.2.10 Rotating electrical machines.20 6.2.11 Static converters.20 6.2.12 Fuses.20 6.2.13 Electrical and mechanical Interlocking.20 6.2.14 Electronic valve devices.20 6.2.15 Valve cooling system.20 7 Installations.21 7.1 General requirements.21 7.1.1 Circuit arrangement.21 7.1.2 Documentation.21 7.1.3 Transport routes.21 7.1.4 Aisles and access areas.21 7
