ДСТУ EN 88-1:2015 Регуляторы давления и связанные с ними предохранительные устройства для газовых устройств. Часть 1. Регуляторы давления с давлением на входе до 50 кПa включительно (EN 88-1:2011, IDT)

ДСТУ EN 88-1:2015
(EN 88-1:2011, IDT)

Регулятори тиску та пов’язані з ними запобіжні пристрої для газових пристроїв.
Частина 1. Регулятори тиску з тиском на вході до 500 мбар включно

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

Contents

Foreword

1 Scope

2 Normative references

3 Terms and definitions

4 Classification

4.1 Classes of control

4.2 Groups of control

4.3 Classes of control functions

5 Units of measurement and test conditions

6 Construction requirements

6.1 General

6.2 Mechanical parts of the control

6.3 Materials

6.4 Gas connections

6.5 Electronic parts of the control

6.6 Protection against internal faults for the purpose of functional safety

7 Performance

7.1 General

7.2 Leak tightness

7.3 Test for leak tightness

7.4 Torsion and bending

7.5 Torsion and bending tests

7.6 Rated flow rate

7.7 Test for rated flow

7.8 Durability

7.9 Performance tests for electronic controls

7.10 Long-term performance for electronic controls

8 EMC/Electrical requirements

8.1 Protection against environmental influences

8.2 Supply voltage variations below 85 % of rated voltage

8.3 Short term voltage interruptions and decreases

8.4 Supply frequency variations

8.5 Surge immunity test

8.6 Electrical fast transient/burst

8.7 Immunity to conducted disturbances

8.8 Immunity to radiated fields

8.9 Electrostatic discharge immunity test

8.10 Power frequency magnetic field immunity test

8.11 Electrical requirements

9 Marking, installation and operating instructions

9.1 Marking

9.2 Installation and operating instructions

9.3 Warning notice

Annex A (informative) Gas connections in common use in the various countries

Annex В (informative) Leak-tightness test — volumetric method

Annex C (informative) Leak-tightness test — pressure loss method

Annex D (normative) Conversion of pressure loss into leakage rate

Annex E (normative) Electrical/electronic component fault modes

Annex F (normative) Additional requirements for safety accessories and pressure accessories as defined in EC Directive 97/23/EC

Annex G (normative) Materials for pressurized parts

Annex H (informative) Additional materials for pressurized parts

Annex I (normative) Requirements for controls used in DC supplied gas burners and gas burning appliances

Annex AA (informative) Typical pressure regulators and pressure regulator parts

Annex BB (informative) Overview of requirements and test conditions (as given in Clause 7), and examples of performance curves for pressure regulators

Annex ZA (informative) Relationship between this European Standard and the Essential Requirements of EC Directive 2009/142/EC relating to appliances burning gaseous fuels

Bibliography