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

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Наименование документаДСТУ IEC 62305-2:2012 Защита от молнии. Часть 2. Управление рисками (IEC 62305-2:2010, IDT)
Дата начала действия01.08.2012
Дата принятия28.05.2012
СтатусДействующий
Язык документаАнглийский
Утверждающий документПриказ от 28.05.2012 № 640 О принятии международных и европейских нормативных документов как национальных нормативных документов методом подтверждения
Вид документаДСТУ (Государственный Стандарт Украины)
Шифр документа62305-2:2012
РазработчикМинистерство экономического развития и торговли Украины
Принявший органМинистерство экономического развития и торговли Украины


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ПІДТВЕРДЖУВАЛЬНЕ ПОВІДОМЛЕННЯ

Наказом Міністерства економічного розвитку і торгівлі України
від 28.05.2012 №640

Європейський стандарт

ІЕС 62305-2:2010

en: Protection against lightning - Part 2: Risk management

прийнято як національний стандарт методом «підтвердження»
мовою оригіналу за національним позначенням

ДСТУ ІЕС 62305-2:2012

uk: Захист від блискавки. Частина 2. Керування ризиками
(ІЕС 62305-2:2010, IDT)

З наданням чинності в Україні від 2012-08-01

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

4.1.1 Source of damage

4.1.2 Types of damage

4.1.3 Types of loss

4.2 Risk and risk components

4.2.1 Risk

4.2.2 Risk components for a structure due to flashes to the structure

4.2.3 Risk component for a structure due to flashes near the structure

4.2.4 Risk components for a structure due to flashes to a line connected to the structure

4.2.5 Risk component for a structure due to flashes near a line connected to the structure

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 RT

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 ZS

6.8 Partitioning of a line into sections SL

6.9 Assessment of risk components in a structure with zones ZS

6.9.1 General criteria

6.9.2 Single zone structure

6.9.3 Multi-zone structure

6.10 Cost-benefit analysis for economic loss (L4)

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

Annex B (informative) Assessment of probability PX of damage

Annex C (informative) Assessment of amount of loss LX

Annex D (informative) Evaluation of costs of loss

Annex E (informative) Case study

Bibliography

Figure 1 - Procedure for deciding the need of protection and for selecting protection measures

Figure 2 - Procedure for evaluating the cost-effectiveness of protection measures

Figure A.1 - Collection area AD of an isolated structure

Figure A.2 - Complex shaped structure

Figure A.3 - Different methods to determine the collection area for the given structure

Figure A.4 - Structure to be considered for evaluation of collection area AD

Figure A.5 - Collection areas (AD, AM, AI, AL)

Figure E.1 - Country house

Figure E.2 - Office building

Figure E.3 - Hospital

Figure E.4 - Apartment block

Table 1 - Sources of damage, types of damage and types of loss according to the point of strike

Table 2 - Risk components to be considered for each type of loss in a structure

Table 3 - Factors influencing the risk components

Table 4 - Typical values of tolerable risk RT

Table 5 - Parameters relevant to the assessment of risk components

Table 6 - Risk components for different types of damage and source of damage

Table A.1 - Structure location factor CD

Table A.2 - Line installation factor CI

Table A.3 - Line type factor CT

Table A.4 - Line environmental factor CE

Table B.1 - Values of probability PTA that a flash to a structure will cause shock to living beings due to dangerous touch and step voltages

Table B.2 - Values of probability PB depending on the protection measures to reduce physical damage

Table B.3 - Value of the probability PSPD as a function of LPL for which SPDs are designed

Table B.4 - Values of factors CLD and CLI depending on shielding, grounding and isolation conditions

Table B.5 - Value of factor KS3 depending on internal wiring

Table B.6 - Values of probability PTU that a flash to an entering line will cause shock to living beings due to dangerous touch voltages

Table B.7 - Value of the probability PEB as a function of LPL for which SPDs are designed

Table B.8 - Values of the probability PLD depending on the resistance RS of the cable screen and the impulse withstand voltage UW of the equipment

Table B.9 - Values of the probability PLI depending on the line type and the impulse withstand voltage UW of the equipment

Table C.1 - Type of loss L1: Loss values for each zone

Table C.2 - Type of loss L1: Typical mean values of LT, LF and LO

Table C.3 - Reduction factor rt as a function of the type of surface of soil or floor

Table C.4 - Reduction factor rp as a function of provisions taken to reduce the consequences of fire

Table C.5 - Reduction factor rf as a function of risk of fire or explosion of structure

Table C.6 - Factor hz increasing the relative amount of loss in presence of a special hazard

Table C.7 - Type of loss L2: Loss values for each zone

Table C.8 - Type of loss L2: Typical mean values of LF and LO

Table C.9 - Type of loss L3: Loss values for each zone

Table C.10 - Type of loss L3: Typical mean value of LF

Table C.11 - Type of loss L4: Loss values for each zone

Table C.12 - Type of loss L4: Typical mean values of LT, LF and LO

Table E.1 - Country house: Environment and structure characteristics

Table E.2 - Country house: Power line

Table E.3 - Country house: Telecom line (TLC)

Table E.4 - Country house: Factors valid for zone Z2 (inside the building)

Table E.5 - Country house: Collection areas of structure and lines

Table E.6 - Country house: Expected annual number of dangerous events

Table E.7 - Country house: Risk R1 for the unprotected structure (values x 10-5)

Table E.8 - Country house: Risk components relevant to risk R1 for protected structure

Table E.9 - Office building: Environment and structure characteristics

Table E.10 - Office building: Power line

Table E.11 - Office building: Telecom line

Table E.12 - Office building: Distribution of persons into zones

Table E.13 - Office building: Factors valid for zone Z1 (entrance area outside)

Table E.14 - Office building: Factors valid for zone Z2 (garden outside)

Table E.15 - Office building: Factors valid for zone Z3 (archive)

Table E.16 - Office building: Factors valid for zone Z4 (offices)

Table E.17 - Office building: Factors valid for zone Z5 (computer centre)

Table E.18 - Office building: Collection areas of structure and lines

Table E.19 - Office building: Expected annual number of dangerous events

Table E.20 - Office building: Risk R1 for the unprotected structure (values x 10-5)

Table E.21 - Office building: Risk R1 for the protected structure (values x 10-5)

Table E.22 - Hospital: Environment and global structure characteristics

Table E.23 - Hospital: Power line

Table E.24 - Hospital: Telecom line

Table E.25 - Hospital: Distribution of persons and of economic values into zones

Table E.26 - Hospital: Factors valid for zone Z1 (outside the building)

Table E.27 - Hospital: Factors valid for zone Z2 (rooms block)

Table E.28 - Hospital: Factors valid for zone Z3 (operating block)

Table E.29 - Hospital: Factors valid for zone Z4 (intensive care unit)

Table E.30 - Hospital: Collection areas of structure and lines

Table E.31 - Hospital: Expected annual number of dangerous events

Table E.32 - Hospital: Risk R1 - Values of probability P for the unprotected structure

Table E.33 - Hospital: Risk R1 for the unprotected structure (values x 10-5)

Table E.34 - Hospital: Risk R1 for the protected structure according to solution a) (values x 10-5)

Table E.35 - Hospital: Risk R1 for the protected structure according to solution b) (values x 10-5)

Table E.36 - Hospital: Risk R1 for the protected structure according to solution c) (values x 10-5)

Table E.37 - Hospital: Cost of loss CL(unprotected) and CRL (protected)

Table E.38 - Hospital: Rates relevant to the protection measures

Table E.39 - Hospital: Cost CP and CPM of protection measures (values in $)

Table E.40 - Hospital: Annual saving of money (values in $)

Table E.41 - Apartment block: Environment and global structure characteristics

Table E.42 - Apartment block: Power line

Table E.43 - Apartment block: Telecom line

Table E.44 - Apartment block: Factors valid for zone Z2 (inside the building)

Table E.45 - Apartment block: Risk R1 for the apartment block depending on protection measures

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