ДСТУ EN IEC 61439-1:2022 Устатковання розподілення та керування комплектне низьковольтне. Частина 1. Загальні правила (EN IEC 61439-1:2021, IDT; IEC 61439-1:2020, IDT)
ПІДТВЕРДЖУВАЛЬНЕ ПОВІДОМЛЕННЯ
Державне підприємство
«Український науково-дослідний і навчальний центр
проблем стандартизації, сертифікації та якості»
(ДП «УкрНДНЦ»)
Наказ від 28.12.2022 № 285
EN IEC 61439-1:2021
Low-voltage switchgear and controlgear assemblies - Part 1: General rules
прийнято як національний стандарт
методом «підтвердження» за позначенням
ДСТУ EN IEC 61439-1:2022
(EN IEC 61439-1:2021, IDT; IEC 61439-1:2020, IDT)
Устатковання розподілення та керування комплектне низьковольтне.
Частина 1. Загальні правила
З наданням чинності від 2023–12–31
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
3.1 General terms
3.2 Constructional units of assemblies
3.3 External design of assemblies
3.4 Structural parts of assemblies
3.5 Conditions of installation of assemblies
3.6 Insulation characteristics
3.7 Protection against electric shock
3.8 Characteristics
3.9 Verification
3.10 Manufacturer
3.11 User
4 Symbols and abbreviations
5 Interface characteristics
5.1 General
5.2 Voltage ratings
5.3 Current ratings
5.4 Rated diversity factor (RDF)
5.5 Rated frequency (In)
5.6 Other characteristics
6 Information
6.1 Assembly designation marking
6.2 Documentation
6.3 Device and/or component identification
7 Service conditions
7.1 Normal service conditions
7.3 Conditions during transport, storage and installation
8 Constructional requirements
8.1 Strength of materials and parts
8.2 Degree of protection provided by an assembly enclosure
8.3 Clearances and creepage distances
8.4 Protection against electric shock
8.5 Incorporation of switching devices and components
8.6 Internal electrical circuits and connections
8.7 Cooling
8.8 Terminals for external cables
9 Performance requirements
9.1 Dielectric properties
9.2 Temperature-rise limits
9.3 Short-circuit protection and short-circuit withstand strength
9.4 Electromagnetic compatibility (EMC)
10 Design verification
10.1 General
10.2 Strength of materials and parts
10.3 Degree of protection of assemblies (IP Code)
10.4 Clearances and creepage distances
10.5 Protection against electric shock and integrity of protective circuits
10.6 Incorporation of switching devices and components
10.7 Internal electrical circuits and connections
10.8 Terminals for external conductors
10.9 Dielectric properties
10.10 Temperature-rise
10.11 Short-circuit withstand strength
10.12 Electromagnetic compatibility (EMC)
11 Routine verification
11.1 General
11.2 Degree of protection against contact with hazardous live parts, ingress of solid foreign bodies and water of enclosures
11.3 Clearances and creepage distances
11.4 Protection against electric shock and integrity of protective circuits
11.5 Incorporation of built-in components
11.6 Internal electrical circuits and connections
11.7 Terminals for external conductors
11.8 Mechanical operation
11.9 Dielectric properties
11.10 Wiring, operational performance and function
Annex A (normative) Minimum and maximum cross-section of copper cables suitable for connection to terminals for external cables (see 8.8)
Annex В (normative) Method of calculating the cross-sectional area of protective conductors with regard to thermal stresses due to currents of short duration
Annex C (informative) User information template
Annex D (informative) Design verification
Annex E (informative) Rated diversity factor
Annex F (normative) Measurement of clearances and creepage distances
Annex G (normative) Correlation between the nominal voltage of the supply system and the rated impulse withstand voltage of the equipment
Annex H (informative) Operating current and power loss of copper cables
Annex I (informative) Thermal equivalent of an intermittent current
Annex J (normative) Electromagnetic compatibility (EMC)
Annex К (normative) Operating current and power loss of bare copper bars
Annex L (informative) Guidance on verification of temperature-rise
Annex M (normative) Verification of the short-circuit withstand strength of busbar structures by comparison with a reference design by calculation
Annex N (informative) List of notes concerning certain countries
Bibliography
Повна версія документа доступна в тарифі «ВСЕ ВРАХОВАНО».