1、 IEC 60204-1Edition 5.1 2009-02INTERNATIONAL STANDARD NORME INTERNATIONALESafety of machinery Electrical equipment of machines Part 1:General requirements Scurit des machines Equipement lectrique des machines Partie 1:Rgles gnrales INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQU
2、E INTERNATIONALE CRICS 29.020 PRICE CODECODE PRIXISBN 978-2-88910-069-9 Registered trademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale This is a preview-click here to buy the full publication 2 60204-1 IEC:2005+A1:2008 CONTENTS FOR
3、EWORD.6 INTRODUCTION.9 1 Scope.11 2 Normative references.12 3 Definitions.14 4 General requirements.21 4.1 General considerations.21 4.2 Selection of equipment.22 4.3 Electrical supply.23 4.4 Physical environment and operating conditions.24 4.5 Transportation and storage.26 4.6 Provisions for handli
4、ng.26 4.7 Installation.26 5 Incoming supply conductor terminations and devices for disconnecting and switching off.26 5.1 Incoming supply conductor terminations.26 5.2 Terminal for connection to the external protective earthing system.27 5.3 Supply disconnecting(isolating)device.27 5.4 Devices for s
5、witching off for prevention of unexpected start-up.30 5.5 Devices for disconnecting electrical equipment.30 5.6 Protection against unauthorized,inadvertent and/or mistaken connection.31 6 Protection against electric shock.31 6.1 General.31 6.2 Protection against direct contact.31 6.3 Protection agai
6、nst indirect contact.34 6.4 Protection by the use of PELV.35 7 Protection of equipment.36 7.1 General.36 7.2 Overcurrent protection.36 7.3 Protection of motors against overheating.39 7.4 Abnormal temperature protection.40 7.5 Protection against supply interruption or voltage reduction and subsequent
7、 restoration.40 7.6 Motor overspeed protection.41 7.7 Earth fault/residual current protection.41 7.8 Phase sequence protection.41 7.9 Protection against overvoltages due to lightning and to switching surges.41 8 Equipotential bonding.41 8.1 General.41 8.2 Protective bonding circuit.44 8.3 Functional
8、 bonding.47 8.4 Measures to limit the effects of high leakage current.47 This is a preview-click here to buy the full publication60204-1 IEC:2005+A1:2008 3 9 Control circuits and control functions.47 9.1 Control circuits.47 9.2 Control functions.48 9.3 Protective interlocks.53 9.4 Control functions
9、in the event of failure.54 10 Operator interface and machine-mounted control devices.58 10.1 General.58 10.2 Push-buttons.59 10.3 Indicator lights and displays.61 10.4 Illuminated push-buttons.62 10.5 Rotary control devices.62 10.6 Start devices.62 10.7 Emergency stop devices.62 10.8 Emergency switc
10、hing off devices.63 10.9 Enabling control device.64 11 Controlgear:location,mounting,and enclosures.64 11.1 General requirements.64 11.2 Location and mounting.64 11.3 Degrees of protection.66 11.4 Enclosures,doors and openings.66 11.5 Access to controlgear.67 12 Conductors and cables.68 12.1 General
11、 requirements.68 12.2 Conductors.68 12.3 Insulation.69 12.4 Current-carrying capacity in normal service.69 12.5 Conductor and cable voltage drop.70 12.6 Flexible cables.71 12.7 Conductor wires,conductor bars and slip-ring assemblies.72 13 Wiring practices.74 13.1 Connections and routing.74 13.2 Iden
12、tification of conductors.75 13.3 Wiring inside enclosures.77 13.4 Wiring outside enclosures.77 13.5 Ducts,connection boxes and other boxes.80 14 Electric motors and associated equipment.82 14.1 General requirements.82 14.2 Motor enclosures.83 14.3 Motor dimensions.83 14.4 Motor mounting and compartm
13、ents.83 14.5 Criteria for motor selection.83 14.6 Protective devices for mechanical brakes.84 15 Accessories and lighting.84 15.1 Accessories.84 15.2 Local lighting of the machine and equipment.84 This is a preview-click here to buy the full publication 4 60204-1 IEC:2005+A1:2008 16 Marking,warning
14、signs and reference designations.85 16.1 General.85 16.2 Warning signs.86 16.3 Functional identification.86 16.4 Marking of equipment.86 16.5 Reference designations.87 17 Technical documentation.87 17.1 General.87 17.2 Information to be provided.87 17.3 Requirements applicable to all documentation.8
15、8 17.4 Installation documents.88 17.5 Overview diagrams and function diagrams.89 17.6 Circuit diagrams.89 17.7 Operating manual.90 17.8 Maintenance manual.90 17.9 Parts list.90 18 Verification.90 18.1 General.90 18.2 Verification of conditions for protection by automatic disconnection of supply.91 1
16、8.3 Insulation resistance tests.94 18.4 Voltage tests.95 18.5 Protection against residual voltages.95 18.6 Functional tests.95 18.7 Retesting.95 Annex A(normative)Protection against indirect contact in TN-systems.96 Annex B(informative)Enquiry form for the electrical equipment of machines.100 Annex C(informative)Examples of machines covered by this part of IEC 60204.104 Annex D(informative)Current-carrying capacity and overcurrent protection of conductors and cables in the electrical equipment o
