ДСТУ EN 50556:2014 Сигнальные системы дорожного движения (EN 50556:2011, IDT)

ДСТУ EN 50556:2014
(EN 50556:2011, IDT)

Сигнальні системи дорожнього руху

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

Contents

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Electrical supply and limits

4.1 Nominal voltages

4.2 Operating voltage range

4.3 Low voltage

4.4 Overvoltage

4.5 Voltage dip

4.6 Mains frequency

5 Safety

5.1 Electrical safety

5.2 Traffic safety

6 Testing

6.1 General

6.2 Organisation of testing

6.3 Environmental tests

6.4 Electrical tests

6.5 Electrical safety tests

6.6 Traffic safety tests

6.7 Electromagnetic compatibility testing

7 Electrical interfaces

7.1 General

7.2 Detector interface

8 Installation

8.1 General

8.2 Tests carried out during installation

8.3 Test of cables following the installation of cables

8.4 Inspection of terminations following the installation and termination of all equipment and cables

8.5 Test of impedance

8.6 Insulation of live parts to earth

8.7 RCD (residual current detector / earth leakage breaker)

8.8 Fuses

8.9 Voltage and polarity of supply

8.10 Connections between controllers, signals and ancillary equipment

8.11 Safety covers

8.12 Functional check of road traffic signal systems

9 Maintenance

9.1 General

9.2 Types of maintenance

9.3 Documentation required for maintenance

9.4 Equipment not covered by this standard

9.5 Safety testing procedures

9.6 Maintenance testing procedures

10 Marking and labelling

11 Classification of environmental test conditions