Railway applications. External visible and audible warning devices - Visible warning devices for urban rail1 Scope This document defines the functional and technical requirements for exterior visible warning devices for urban rail vehicles as defined in the CENCENELEC Guide 26, i. e. metro systems, trams, light rail, and local rail systems. This document also defines the requirements for testing and conformity assessment. NOTE The requirements for exterior visible warning devices for heavy rail vehicles are found in EN 151531.

so that there’s no need to re-write interfaces for each new application or service

French type

The use of electronic

f) forward amplified spontaneous emission (ASE) power level

These capabilities include monitoring and controlling power supply equipment

This part of ISO 16119 specifies general requirements for the design and performance of sprayers

sloping headrail

Lubricants are important materials that contribute significantly to environmental protection: thanks to their tailor-made properties they reduce energy losses and wear in machines and aggregates

which consists of the procedures to be used in conformance testing

What is BS EN 2240-007 - Incandescent lamps for aerospace about

and environmental regulations to ensure the quality Of multi-pair cables

Gives rules for determining these quantities from the results of measurements carried out in one-third octave bands according to iso 140/3 and iso 140/5