GB/T 25890.6-2010 Railway applications—Fixed installations—DC switchgear—Part 6:DC switchgear assemblies (Text of Document is in English)

01/06/2011

40P

$300.00 USD

Contents
Foreword
1 Scope
2 Normative References
3 Terms and definitions
4 Service requirements
5 Characteristics of the assemblies
6 Construction characteristics
6.1 General
6.2 Insulation requirements
6.3 Primary connections
6.4 Location of the primary connections
6.5 Earthing
6.6 Degree of protection and internal fault
6.7 Covers and doors
6.8 Inspection windows
6.9 Ventilating openings
6.10 Partitions and shutters
6.11 Interlocks
6.12 Temperature-rises
6.13 Dielectric strength
6.14 Painting and finishing
6.15 Noise emission
6.16 Cooling and heating
6.17 Operating temperature of auxiliary and control equipment
6.18 Rated short-time withstand current of busbars
7 Information and marking
7.1 Information
7.2 Marking
8 Tests
8.1 General
8.2 List of the applicable tests
8.3 Performance of tests
Annex A (Informative) Information required