FOREWORD
INTRODUCTION
1 Scope and object
2 Normative references
3 Definitions
4 Tests
5 Marking and documentation
6 Protection against electric shock
7 Protection against mechanical hazards
8 Mechanical resistance to shock and impact
9 Equipment temperature limits and protection against the
    spread of fire
10 Resistance to heat
11 Protection against hazards from fluids
12 Protection against radiation, including laser sources,
    and against sonic and ultrasonic pressure
13 Protection against liberated gases, explosion and
    implosion
14 Components
15 Protection by interlocks
16 Measuring circuits
Annexes