Railway applications. Rolling stock. DC supplied electronic ballasts for lighting fluorescent lamps1 Scope This International Standard specifies the performance and constructional requirements, and associated tests, for d. c. supplied electronic ballasts used to supply fluorescent lamps for lighting on railway rolling stock. Its requirements replace those of IEC 61347 for all railway rolling stock applications and specify and complete those of IEC 61347 for the specific needs of railway rolling stock applications. This international standard

Voltage limitations have been removed

The requirements for the application

A profile using the IEC 61334-4-32 LLC layer

Test method for determination of sediment and sludge

and environmental standards

the method is applicable to the determination of mass fraction of arsenic from 0

flammability and heat ageing

Who is BS EN 3727 - Airframe bearings for aerospace applications for

Vitreous grain is translucent grain

The guidelines provided in BS EN 3868 laid out the attributes of welded flanged connectors for these aerospace applications which serve to be a guide to manufacturers

BS EN 12312-12 provides you with health and safety requirements as well as some functional and performance requirements for potable water service equipment intended for servicing all aircraft types commonly in service in civil air transport

Who is BS EN 61869-3 - Inductive voltage transformers for