BS ISO 23551-7. Safety and control devices for gas burners and gas-burning appliances. Particular requirements. Part 7. Pressure sensing controls

provides one means of conformity with the specified essential requirements of the Directives concerned

This European Standard specifies a method for determining the fire resistance of fire dampers installed in fire separating elements designed to withstand heat and the passage of fire

qualification procedures and defining delivery conditions

The test method is commonly used in production and research facilities

air terminal devices (supply

relevant to accessible goods only lifts

Using ISO 1217 you can specify methods for acceptance tests regarding volume rate of flow and power requirements of displacement compressors

Addition of Annex D for common mode choke characterization

infrastructure companies

BS EN 1504-8 specifies procedures for sampling

with respectively Class D and Class E conductors

you can be ensured of all the properties of steel sheets