ДСТУ EN 62305-2:2022 Защита от молнии. Часть 2. Управление рисками (EN 62305-2:2012, IDT; IEC 62305-2:2010, MOD)



ДСТУ EN 62305-2:2022
(EN 62305-2:2012, IDT; IEC 62305-2:2010, MOD)

Захист від блискавки. Частина 2. Управління ризиками

 
   
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms, definitions, symbols and abbreviations

3.1 Terms and definitions

3.2 Symbols and abbreviations

4 Explanation of terms

4.1 Damage and loss

4.2 Risk and risk components

4.3 Composition of risk components

5 Risk management

5.1 Basic procedure

5.2 Structure to be considered for risk assessment

5.3 Tolerable risk R_T

5.4 Specific procedure to evaluate the need of protection

5.5 Procedure to evaluate the cost effectiveness of protection

5.6 Protection measures

5.7 Selection of protection measures

6 Assessment of risk components

6.1 Basic equation

6.2 Assessment of risk components due to flashes to the structure (S1)

6.3 Assessment of the risk component due to flashes near the structure (S2)

6.4 Assessment of risk components due to flashes to a line connected to the structure (S3)

6.5 Assessment of risk component due to flashes near a line connected to the structure (S4)

6.6 Summary of risk components

6.7 Partitioning of a structure in zones Z_S

6.8 Partitioning of a line into sections S

6.9 Assessment of risk components in a structure with zones Z_S

6.10 Cost-benefit analysis for economic loss (L4)

Annex A (informative) Assessment of annual number N of dangerous events

Annex В (informative) Assessment of probability P_X of damage

Annex C (informative) Assessment of amount of loss

Annex D (informative) Evaluation of costs of loss

Annex E (informative) Case study

Bibliography