FOREWORD
INTRODUCTION
Clause
1 Scope and object
2 Normative reference
3 Sources of overvoltages
3.1 External origin of overvoltages
3.2 Internal origin of overvoltages
4 Methods to reduce overvoltages
4.1 Equi-potentialization (bonding)
4.2 Grounding
4.3 Shielding
4.4 Stroke interception
4.5 Protective devices
4.6 Principle of operation
Figures