ДСТУ EN 50176:2025 Автоматичні системи електростатичного нанесення легкозаймистих рідких покриттів. Вимоги безпеки (EN 50176:2025, IDT)

ДСТУ EN 50176:2025
(EN 50176:2025, IDT)

Автоматичні системи електростатичного нанесення легкозаймистих рідких покриттів. Вимоги безпеки

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

Contents

European foreword

Introduction

1 Scope

2 Normative references

3 Terms, definitions and symbols

3.1 Terms and definitions

3.2 List of symbols

4 Hazards

4.1 Explosion hazards

4.2 Electric hazards

5 Requirements for application systems

5.1 Requirements for spraying systems depending on the type

5.1.1 General

5.1.2 Requirements for ignition protection

5.1.3 Prevention of hazardous discharges

5.1.4 Prevention of hazardous discharges during rinsing and cleaning processes

5.1.5 Automatic fire extinguishing system

5.1.6 Prevention of electric shock

5.1.7 Limiting parts

5.2 Requirements for all types of spraying systems

5.2.1 General

5.2.2 Reliability

5.2.3 Connection of cables under high voltage

5.2.4 High-voltage cable

5.2.5 Minimum distances to live parts

5.2.6 Electrical safety

5.2.7 Bonding to earth potential

5.2.8 Safeguard against unauthorised switch-on

5.2.9 Safeguard against modification of safety relevant parameters

5.3 Requirements for the coating material supply system

5.3.1 General

5.3.2 Requirements for ignition protection

5.3.3 Prevention of hazardous discharges

5.3.4 Conductive and dissipative parts

5.3.5 Hoses of coating material supply under high voltage

5.3.6 Cleaning of coating material supply pipes and hoses

5.3.7 Other insulating parts under high voltage

5.4 Requirements for the control system

5.4.1 General

5.4.2 Requirements for control systems of category 3G

6 Tests

6.1 Tests depending on the type of spraying systems

6.1.1 General

6.1.2 Test of transferred charge or discharge energy

6.1.3 Hazardous discharges

6.1.4 Hazardous discharges during rinsing and cleaning processes

6.1.5 Automatic fire extinguishing system

6.1.6 Prevention of electric shock

6.1.7 Test of limiting parts

6.2 Tests for all types of spraying systems

6.2.1 General

6.2.2 Test of the reliability

6.2.3 Tests of connection of electrical cables

6.2.4 Tests of the high-voltage cables

6.2.5 Minimum distances of live parts

6.2.6 Electrical safety

6.2.7 Test of bonding to earth potential

6.2.8 Safeguard against unauthorised switch-on

6.2.9 Safeguard against modification of safety relevant parameters

6.3 Test of the coating material supply system

6.3.1 General

6.3.2 Tests of ignition protection

6.3.3 Tests of measures preventing hazardous discharges

6.3.4 Test of conductive and dissipative parts

6.3.5 Test of the coating material supply hose with coating material under high voltage

6.3.6 Tests of safety of cleaning procedure

6.3.7 Test of other insulating parts under high voltage

6.4 Test of the control system

6.4.1 General

6.4.2 Test for control systems of category 3G

7 Information for use

7.1 General

7.2 Instruction for use

7.2.1 General

7.2.2 Information on installation

7.2.3 Information on operation

7.2.4 Cleaning, maintenance, and corrective maintenance

7.2.5 Periodic inspections

7.3 Marking

7.3.1 General

7.3.2 Spraying devices as equipment of category 3G

7.3.3 Spraying devices as equipment of category 2G

7.3.4 Control systems as safety, controlling or regulating device connected to products of category 2G

7.3.5 Control systems as equipment of category 3G connected to products of category 2G

7.3.6 Multiple marking of the control systems

7.3.7 Example for marking of spraying device as equipment of category 2G (informative)

7.3.8 Example for marking of control systems as safety, controlling or regulating device connected to products of category 2G (informative)

7.3.9 Example for marking of control systems as equipment of category 3G connected to products of category 2G (informative)

7.3.10 Warning sign

Annex A (normative) Test of ignition protection for L-1 spraying systems including parts of the coating material supply system

Annex B (normative) Ignition test within the gas mixture for L-1 spraying systems including parts of the coating material supply system

Annex C (normative) Compliance with area I for L-2 spraying systems including parts of the coating material supply system

Annex D (informative) Example for discharge measurement

Annex E (normative) Test procedure for the prevention of hazardous discharges of spraying systems including parts of coating material supply system

Annex F (informative) Ignitability of liquid coating materials

Annex G (informative) Significant technical changes between this document and EN 50176:2009

Annex ZZA (informative) Relationship between this European Standard and the essential requirements of Directive 2006/42/EC aimed to be covered

Annex ZZB (informative) Relationship between this European standard and the essential Health and Safety Requirements of Directive 2014/34/EU aimed to be covered

Bibliography