BS ISO 3008-1. Fire resistance tests. Door and shutter assemblies - Part 1. General requirements

The equipment functions are defined in the IEC 60839‑11‑1

This European standard specifies the characteristics of flexible sheets for underlays which are to be used under roof covering of discontinuous roofs

Measuring instrument transformers

Attention is drawn to the Private Security Industry Act which contains provisions for regulating the private security industry including keyholders

In these sound signalling devices an indicating light having a rated input power not exceeding 10 VA may also be incorporated

nozzles and Venturi tubes) when they are inserted into a circular cross-section conduit running full

a rated output voltage not less than 50 V AC

taking measurement uncertainty into account

where economically feasible

It is used to stop water and leaks in concrete and masonry constructions

It applies to periodic monitoring and the calibration or control of automated measuring systems (AMS) permanently installed on a stack

BS EN 45544-1 benefits the end-user by providing analysis