ДСТУ EN IEC 60079-10-1:2022 Взрывоопасные атмосферы. Часть 10-1. Классификация зон. Взрывоопасные газовые атмосферы (EN IEC 60079-10-1:2021, IDT; IEC 60079-10-1:2020, IDT)

ДСТУ EN IEC 60079-10-1:2022
(EN IEC 60079-10-1:2021, IDT; IEC 60079-10-1:2020, IDT)

Вибухонебезпечні атмосфери. Частина 10-1. Класифікація зон.
Вибухонебезпечні газові атмосфери

 
 
 
     
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 and definitions

4 General

4.1 Safety principles

4.2 Hazardous area classification objectives

4.3 Interior of equipment containing flammable materials

4.4 Explosion risk assessment

4.5 Catastrophic failures

4.6 Competence of personnel

5 Hazardous area classification methodology

5.1 General

5.2 Classification by sources of release method

5.3 Use of industry codes and national standards

5.4 Simplified methods

5.5 Combination of methods

6 Release of flammable substance

6.1 General

6.2 Sources of release

6.3 Forms of release

7 Ventilation (or air movement) and dilution

7.1 General

7.2 Main types of ventilation

8 Type of zone

8.1 General

8.2 Influence of grade of the source of release

8.3 Influence of dilution

8.4 Influence of availability of ventilation

9 Extent of zone.

10 Documentation

10.1 General

10.2 Drawings, data sheets and tables

Annex A (informative) Suggested presentation of hazardous areas

Annex В (informative) Estimation of sources of release

Annex C (informative) Ventilation guidance

Annex D (informative) Estimation of hazardous areas

Annex E (informative) Examples of hazardous area classification

Annex F (informative) Schematic approach to classification of hazardous areas

Annex G (informative) Flammable mists

Annex H (informative) Hydrogen

Annex I (informative) Hybrid mixtures

Annex J (informative) Useful equations in support to hazardous area classification

Annex К (informative) Industry codes and national standards

Bibliography