0 INTRODUCTION
1 SCOPE AND FIELD OF APPLICATION
2 REFERENCES
3 DEFINITIONS
4 ACCIDENT PROBABILITY AND ITS EFFECT ON SAFETY MEASURES
5 POSSIBLE HAZARDS AND THEIR CURTAILMENT
6 SAFETY BARRIERS AND ENCLOSURES
7 SELECTION OF PROTECTION CLASSES
8 PROTECTION CLASSES DEFINED
9 CLASS C ENCLOSURE SELECTION FOR GENERAL PURPOSE MACHINES
10 SUPPLEMENTARY ENCLOSURE FEATURES
FIGURES
TABLES