Control Panels Compliant with IEC Standards and European Directives
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Reference Manual Control Panels Compliant with IEC Standards and European Directives siemens.com/panelbuilding ___________________Preface ___________________Introduction 1 ___________________Scope of this documentation 2 Industrial Controls ___________________Organizations and standards 3 Control Panels compliant with IEC Markings and symbols for ___________________market access 4 Standards and European Directives Control engineering - definition of terms and Reference Manual 5 fundamental principles ___________________Electrical equipment 6 Devices in the control panel and the machine 7 ___________environment ___________________Use of IE2 and IE3 motors 8 Engineering support with ___________________data and tools A European directives and CE marking for industrial and B ___________machine control panels 10/2017 A5E38284819002A/RS-AB/002 Legal information Warning notice system This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are graded according to the degree of danger. DANGER indicates that death or severe personal injury will result if proper precautions are not taken. WARNING indicates that death or severe personal injury may result if proper precautions are not taken. CAUTION indicates that minor personal injury can result if proper precautions are not taken. NOTICE indicates that property damage can result if proper precautions are not taken. If more than one degree of danger is present, the warning notice representing the highest degree of danger will be used. A notice warning of injury to persons with a safety alert symbol may also include a warning relating to property damage. Qualified Personnel The product/system described in this documentation may be operated only by personnel qualified for the specific task in accordance with the relevant documentation, in particular its warning notices and safety instructions. Qualified personnel are those who, based on their training and experience, are capable of identifying risks and avoiding potential hazards when working with these products/systems. Proper use of Siemens products Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems. The permissible ambient conditions must be complied with. The information in the relevant documentation must be observed. Trademarks All names identified by ® are registered trademarks of Siemens AG. The remaining trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner. Disclaimer of Liability We have reviewed the contents of this publication to ensure consistency with the hardware and software described. Since variance cannot be precluded entirely, we cannot guarantee full consistency. However, the information in this publication is reviewed regularly and any necessary corrections are included in subsequent editions. Siemens AG A5E38284819002A/RS-AB/002 Copyright © Siemens AG 2017. Division Digital Factory Ⓟ 10/2017 Subject to change All rights reserved Postfach 48 48 90026 NÜRNBERG GERMANY Preface Disclaimer/Terms of Use The information herein is provided as a general reference regarding the use of Siemens products in generic applications. This information is provided without warranty. It is your responsibility to ensure that you are correctly using/servicing all Siemens products properly in your specific application. Although we strive to maintain accurate and up-to-date information, there is no guarantee that the information provided herein is accurate or applies to your specific situation. If you use the information provided herein in your specific application, please double check its accuracy and applicability and be advised that you are using this information at your own risk. Change history The 10/2017 edition of this reference manual contains corrections and additions that are essentially based on changes in IEC 60204-1 Edition 6.0. ● Extensively revised: Chapter 6 Electrical equipment ● New: Chapter 6.9.4.3 Verification of short-circuit withstand strength Control Panels compliant with IEC Standards and European Directives Reference Manual, 10/2017, A5E38284819002A/RS-AB/002 5 Preface Authors Martin Berger Staatlich geprüfter Techniker (state-certified technician) Application consulting and business development for control panel engineering and low- voltage controls and distribution Email: [email protected] Wolfgang Christ (Dipl. Ing.) Power Engineering Industrial applications for medium and low-voltage systems in international IEC business segment Email: [email protected] Gerhard Flierl (Dipl. Ing.) Electrical Engineering / Business Administration Application consulting and business development for control panel engineering and low- voltage controls and distribution Email: [email protected] Ralph Neumann (Dipl. Ing.) Electrical Engineering / Automation Technology Development / configuring of electrical systems and implementation of electrical switchgear designs for machine tools Email: [email protected] Marcel Schulz Application consulting and business development for digital engineering Email: [email protected] Control Panels compliant with IEC Standards and European Directives 6 Reference Manual, 10/2017, A5E38284819002A/RS-AB/002 Table of contents Preface ...................................................................................................................................................... 5 1 Introduction .............................................................................................................................................. 21 2 Scope of this documentation .................................................................................................................... 23 3 Organizations and standards ................................................................................................................... 25 3.1 Organizations .......................................................................................................................... 25 3.2 Standards ................................................................................................................................ 30 3.3 The control panel - does the Machinery Directive or the Low Voltage Directive apply? ........ 37 4 Markings and symbols for market access ................................................................................................ 39 5 Control engineering - definition of terms and fundamental principles ....................................................... 45 5.1 Safety rules ............................................................................................................................. 46 5.2 Types of grounding system ..................................................................................................... 47 5.3 Rated... ................................................................................................................................... 49 5.4 Current... ................................................................................................................................. 50 5.5 Degree of protection of enclosures ......................................................................................... 52 5.6 Touch protection for electrical equipment ............................................................................... 55 5.7 Degree of pollution .................................................................................................................. 58 5.8 Clearance and creepage distance .......................................................................................... 59 5.9 Overvoltage category .............................................................................................................. 60 5.10 Selectivity ................................................................................................................................ 61 5.11 Utilization categories ............................................................................................................... 62 5.12 Switch disconnectors and circuit breakers ............................................................................. 64 5.13 Selection of the electrical characteristics of circuit breakers .................................................. 66 5.14 Trip classes ............................................................................................................................. 67 5.15 Comparison of electrical characteristics ................................................................................. 69 5.16 Insulation ................................................................................................................................. 70 5.17 Classes ................................................................................................................................... 71 5.18 Rated diversity factor