1、 IEC TR 61243-6 Edition 1.0 2017-03 TECHNICAL REPORT Live working Voltage detectors Part 6:Guidelines on non-contact voltage detectors(NCVD)for use at nominal voltages above 1 kV AC IEC TR 61243-6:2017-03(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2017 IEC,Geneva,Switzerland A
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10、e us your feedback on this publication or need further assistance,please contact the Customer Service Centre:csciec.ch.IEC TR 61243-6 Edition 1.0 2017-03 TECHNICAL REPORT Live working Voltage detectors Part 6:Guidelines on non-contact voltage detectors(NCVD)for use at nominal voltages above 1 kV AC
11、INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 13.260;29.240.20;29.260.99 ISBN 978-2-8322-3903-2 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TR 61243-6:2017 IEC 2017 CONTEN
12、TS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms and definitions.7 4 The principles of an NCVD.11 4.1 NCVD designed to work at a distance without any contact.11 4.2 NCVD designed to work with reference points.13 4.2.1 General.13 4.2.2 NCVD designed to work with one reference p
13、oint.14 4.2.3 NCVD designed to work with two reference points.15 5 Different designs of non-contact voltage detectors.17 6 Limitations and recommendations of use for each type of NCVD.19 6.1 Principal limitations.19 6.2 Recommendations for the selection,calibration and use of NCVD.19 6.2.1 Selection
14、 of the appropriate type of NCVD.19 6.2.2 Calibration of the selected device.20 6.2.3 Use of the selected device.20 7 Recommended requirements.21 7.1 General.21 7.2 Recommended general requirements.21 7.2.1 Safety.21 7.2.2 Indication.21 7.2.3 Electromagnetic compatibility(EMC).21 7.3 Recommended fun
15、ctional requirements.22 7.3.1 Clear indication.22 7.3.2 Clear perceptibility.25 7.3.3 Temperature and humidity dependence of the indication.26 7.3.4 Frequency dependence.26 7.3.5 Response time.26 7.3.6 Power source dependability.26 7.3.7 Testing element.26 7.3.8 Non response to DC voltage(static ele
16、ctric field).27 7.3.9 Immunity to electrostatic discharges.27 7.3.10 Time rating.27 7.4 Electrical requirements.27 7.4.1 Insulating material.27 7.4.2 Protection against bridging for Type 3 only.27 7.4.3 Resistance against sparking.28 7.4.4 Resistive(impedance)element of Type 5 only.28 7.5 Recommendations for mechanical performance.28 7.5.1 General.28 7.5.2 Design.28 7.5.3 Dimensions and construction.28 IEC TR 61243-6:2017 IEC 2017 3 7.5.4 Degree of protection provided by enclosure.30 7.5.5 Grip