Semiconductor devices - Optoelectronic devices. Photocouplers1 Scope This part of IEC 60747 specifies the terminology, essential ratings, characteristics, safety tests, as well as the measuring methods for photocouplers. NOTE The term "optocoupler" can also be used instead of "photocoupler".

bats or quilts intended to be used for the insulation of buildings or in-situ cellulose products for the insulation of building equipment and industrial installations

Play equipment placed in water and where water can be seen as impact attenuating surfacing is not fully covered by this standard and additional risks are associated with wet environments

in the laboratory

enabling the design and planning of functional and aesthetic requirements within the constraints of statutory legislation

BS EN 15559 provides users guidance on principle

If you use or manufacture shell boilers

or electrode cooling on the available welding range for a particular material using a particular electrode shape

and that can be located in any permanent and fixed structure or building

They help assist the fire engineering community in formulating fire-fighting strategies for the protection of buildings and complement the guidance provided in BS 5306-0 Fire protection installations and equipment on premises

traffic and site management plus licensing

Expanded foam material)

This part of BS 7971 specifies requirements and test methods for footwear