1、 IEC TS 61200-102 Edition 1.0 2020-03 TECHNICAL SPECIFICATION Electrical installation guide Part 102:Application guidelines for low-voltage direct current electrical installations not intended to be connected to a public distribution network IEC TS 61200-102:2020-03(en)colourinside THIS PUBLICATION
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9、es in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC TS 61200-102 Edition 1.0 2020-03 TECHNICAL SPECIFICATION Electrical installation guide Part 102:A
10、pplication guidelines for low-voltage direct current electrical installations not intended to be connected to a public distribution network INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 91.140.50 ISBN 978-2-8322-8013-3 Registered trademark of the International Electrotechnical Commission Warning!Mak
11、e sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TS 61200-102:2020 IEC 2020 CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms and definitions.7 4 General.8 4.1 Concept of electrical installation.8 4.2 Architecture and operating m
12、odes of installation.9 5 Local power sources(supplies).9 6 Loads.9 6.1 Possible nominal voltages.9 6.2 Minimum and maximum voltage values.10 7 Wiring systems.10 7.1 Type of wiring system.10 7.2 Identification of conductors and terminals.10 7.3 Cross-sectional areas of conductors.11 8 Earthing.11 8.1
13、 Direction of touch current.11 8.2 Earthing arrangement.12 8.3 Protective conductors.12 8.4 Earthing conductors.12 9 Protection for safety.12 9.1 Protection against electric shock.12 9.1.1 General.12 9.1.2 Provision for basic protection.12 9.1.3 Provision for fault protection.12 9.2 Protection again
14、st thermal effects.16 9.2.1 Protection against electric arc.16 9.2.2 Risk of explosion with batteries.16 9.3 Protection against overcurrent.17 9.3.1 Overload protection.17 9.3.2 Short-circuit protection.17 9.4 Protection against overvoltage.18 10 Inspection.18 10.1 Initial inspection.18 10.2 Periodi
15、c inspection.18 Annex A(normative)Architecture and operating modes of installations.20 A.1 Architecture of installations.20 A.1.1 Individual installation.20 A.1.2 Collective installation.20 A.1.3 Shared installations.20 A.2 Operating modes.21 A.2.1 Direct feeding mode.21 A.2.2 Reverse feeding mode.2
16、1 A.2.3 Autonomous mode.22 Annex B(informative)Limitation of lengths of cables.23 IEC TS 61200-102:2020 IEC 2020 3 B.1 Limit of voltage drop in consumer installations.23 B.2 Estimation of voltage drop.23 Annex C(informative)List of notes concerning certain countries.24 Bibliography.25 Figure 1 Concept of DC low-voltage electrical installation.9 Figure 2 Colours used for identification of conductors in DC electrical installations.11 Figure 3 Downward and upward direct current in human body.11 Fig
