Railway applications. Acoustics. Measuring of door audible warningsWhat is BS EN 17285 about? BS EN 17285 specifies procedures to assess acoustic signals at passenger external doors applying to all kinds of rolling stock. BS EN 17285 applies to: Acoustical passenger information indicating the release, opening, and closing of passenger doors Tonal signals with defined frequency components levels and pulse sequences NOTE: BS EN 17285 is not applicable to spoken information or to signals comprising a sequence of

publicly available statement is still required but this may now be issued as part of the qualifying explanatory statement (QES)

B-chain (final chain) in which the B part of a motion picture reproduction system extends from the input terminals of the main fader to the listening area of the room or auditorium

suitable for the attachment of wire ropes of 13 mm diameter to 35 mm diameter inclusive

The characteristics of a number of standardized accelerated corrosion tests are also given to serve as a guide in the preparation of test specifications

Manufacturer of nickel alloy steels products

Requirements for tractor-dozers

This British Standard gives guidance on the interpretation of the results of petrographical examination of coarse and fine aggregates

Eurocodes and the international market

as defined in BS EN 1808

Transport protocol bindings

BS EN 50468 specifies the minimum level of resistibility of equipment having telecommunication port(s) to overvoltages and overcurrents

BS EN 13891 provides physical properties of tensional strapping which will have a bearing on the choice for a particular application: Tensile strength and elongation