BS ISO 21138-3. Plastics piping systems for non-pressure underground drainage and sewerage. Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 3. Pipes and fittings with…

This document specifies fire testing requirements for water mist systems used for fire protection of machinery in enclosures with volumes not exceeding 260 m3

Unless more-specific information is available

BS EN 16157-1defines a common set of data modelling specifications to support the vision of a seamless interoperable exchange of traffic and travel information across boundaries

These requirements are specified in terms of:

The capacity of any switchgear to bear the arc fault can be estimated by the internal arc resistance of the switchgear

needs and constraints and an appropriate approach to FM and facility services

under the format of "Uses Cases" to feed further standardization activities

Terms related to test procedures and test results (general

mine lifts

This European Standard does not specify requirements for apparatus to be installed in hazardous areas

Note: ISO 11296-7 applies to spirally-wound pipes of fixed or variable diameter made of profiled plastics strips

5 battery-powered ultrasonic gas meters having a co-axial single pipe