Preface
Foreword (ISA)
Foreword (CSA)
Foreword (UL)
NATIONAL DIFFERENCES
INTRODUCTION
1 Scope and object
   1.1 Scope
   1.2 Object
   1.3 Verification
   1.4 Environmental conditions
2 Normative references
3 Terms and definitions
   3.1 Equipment and states of equipment
   3.2 Parts and accessories
   3.3 Electrical quantities
   3.4 Tests
   3.5 Safety terms
   3.6 Insulation
4 Tests
   4.1 General
   4.2 Sequence of tests
   4.3 Reference test conditions
   4.4 Testing in SINGLE FAULT CONDITION
5 Marking and documentation
   5.1 Marking
   5.2 Warning markings
   5.3 Durability of markings
   5.4 Documentation
6 Protection against electric shock
   6.1 General
   6.2 Determination of ACCESSIBLE parts
   6.3 Permissible limits for ACCESSIBLE parts
   6.4 Protection in NORMAL CONDITION
   6.5 Protection in SINGLE FAULT CONDITION
   6.6 Connections to external circuits
   6.7 CLEARANCES and CREEPAGE DISTANCES
   6.8 Procedure for dielectric strength tests
   6.9 Constructional requirements for protection against
        electric shock
   6.10 Connection to MAINS supply source and connections
        between parts of equipment
        6.10.3ADV.1 General
        6.10.3ADV.2 Wiring TERMINALS
        6.10.3ADV.3 Leads
        6.10.3ADV.4 TERMINAL and lead identification
        6.10.3ADV.5 ENCLOSURE requirements for conduit entry
        6.10.3ADV.6 Conduit ENCLOSURE entry tests
   6.11 Disconnection from supply source and maintaining polarity
7 Protection against mechanical HAZARDS
   7.1 General
   7.2 Moving parts
   7.3 Stability
   7.4 Provisions for lifting and carrying
   7.5 Wall mounting
   7.6 Expelled parts
8 Mechanical resistance to shock and impact and resistance to
   UV radiation
   8.1 ENCLOSURE rigidity test
   8.2 Drop test
   8.3 Nonmetallic enclosures
9 Protection against the spread of fire
   9.1 Eliminating or reducing the sources of ignition within
        the equipment
   9.2 Containment of fire within the equipment, should it occur
   9.3 Limited-energy circuit
   9.4 Requirements for equipment containing or using flammable
        liquids
   9.5 Overcurrent protection
   9.6 Overcurrent Protective Devices
10 Equipment temperature limits and resistance to heat
   10.1 Surface temperature limits for protection against burns
   10.2 Temperatures of windings
   10.3 Other temperature measurements
   10.4 Conduct of temperature tests
   10.5 Resistance to heat
11 Protection against HAZARDS from fluids
   11.1 General
   11.2 Cleaning
   11.3 Spillage
   11.4 Overflow
   11.5 Battery electrolyte
   11.6 Specially protected equipment
   11.7 Fluid pressure and leakage
12 Protection against radiation, including laser sources, and
   against sonic and ultrasonic pressure
   12.1 General
   12.2 Equipment producing ionizing radiation
   12.3 Ultraviolet (UV) radiation
   12.4 Microwave radiation
   12.5 Sonic and ultrasonic pressure
   12.6 Laser sources
13 Protection against liberated gases, explosion and implosion
   13.1 Poisonous and injurious gases
   13.2 Explosion and implosion
14 Components
   14.1 General
   14.2 Motors
   14.3 Overtemperature protection devices
   14.4 Fuse holders
   14.5 MAINS voltage selecting devices
   14.6 HIGH INTEGRITY components
   14.7 MAINS transformers tested outside equipment
   14.8 Printed circuit boards
   14.9 Circuits or components used as transient overvoltage
        limiting devices
        14.9ADV.1 Conductive coatings
        14.9ADV.2 Conductive shield or tape
15 Protection by interlocks
   15.1 General
   15.2 Prevention of reactivating
   15.3 Reliability
16 Test and measurement equipment
   16.1 Current measuring circuits
   16.2 Multifunction meters and similar equipment
Annex A (normative) - Measuring circuits for ACCESSIBLE current
Annex B (normative) - Standard test finger
Annex C (normative) - Measurement of CLEARANCES and CREEPAGE
                      DISTANCES
Annex D (normative) - Parts between which insulation requirements
                      are specified
Annex E (normative) - Reduction of POLLUTION degrees
Annex F (normative) - ROUTINE TESTS
Annex G (normative) - Leakage and rupture from fluids under
                      pressure
Annex H (informative) - Index of defined terms
Annex DVA (informative) - CSA, UL, and IEC cross reference
Annex DVB (informative) - Clauses affected by National Differences
Annex DVC (normative) - UV radiation limits: Guidelines from the
                        American Conference of Governmental
                        Industrial Hygienists (ACGIH)