Foreword
Introduction
1. Scope and object
1.1 Scope
1.2 Object
1.3 Verification
1.4 Environmental conditions
2. Normative references
2.1 IEC standards
2.2 ISO standards
3. 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
3.7 Insulation co-ordination
3.8 Mains
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 External circuits
6.7 Clearances and creepage distances
6.8 Dielectric strength tests
6.9 Constructional requirements for protection
against electric shock
6.10 Connection to mains supply source
6.11 Terminals
6.12 Disconnection from supply source
7. Protection against mechanical hazards
7.1 General
7.2 Moving parts
7.3 Stability
7.4 Provisions for lifting and carrying
7.5 Expelled parts
8. Mechanical resistance to shock, vibration and
impact
8.1 Rigidity test
8.2 Impact hammer test
8.3 Vibration test
8.4 Drop test
9. Equipment temperature limits and protection
against the spread of fire
9.1 General
9.2 Temperature tests
9.3 Guards
9.4 Field-wiring terminal boxes
9.5 Overtemperature protection devices
9.6 Overcurrent protection
10. Resistance to heat
10.1 Integrity of clearances and creepage
distances
10.2 Resistance to heat of non-metallic
enclosures
10.3 Resistance to heat of insulating
material
11. Resistance to moisture and liquids
11.1 General
11.2 Cleaning
11.3 Spillage
11.4 Overflow
11.5 Liquid leakage
11.6 Specially protected equipment
12. Protection against radiation, including laser
sources, and against sonic and ultrasonic
pressure
12.1 General
12.2 Equipment producing ionizing radiation
12.3 Ultra-violet 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
13.3 Implosion of high-vacuum devices
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
Annexes
A- Measuring circuits for accessible current
B- Standard test fingers
C- Impact hammer
D- Tables for clearances and creepage distances
in equipment and on printed wiring boards,
and test voltages
E- Guidance on parts between which insulation
requirements are specified
F- Protection against the spread of fire
G- Circuits between which the adequacy of
insulation shall be tested for protection
against fire
H- Explanatory remarks on the classification of
electrical equipment with regard to protection
against electric shock
J- Insulation co-ordination
K- Routine tests
L- Bibliography
M- Index of defined terms