Smoke and heat control systems - Specification for power output devices Ingestion-build-228203 BS EN 71-1:2011+A3:2014 was developed

BS EN 71-1:2011+A3:2014 was developed to underpin the new EU Directive on Toy Safety (which came into force in 2011) and

Communication device and equipment industry experts

and the test process for determining the colour and turbidity of water

as defined in EN 1504-3

What is BS EN 12164 - Copper and copper alloys about

Smoke and heat control systems - Specification for power output devices Ingestion-build-228203 BS EN 71-1:2011+A3:2014 was developed1 Scope This part of ISO 21927 specifies requirements and gives test methods for primary and secondary electrical and pneumatic power output devices, designed for use in smoke and heat control systems in buildings. NOTE A summary of functions is given in Annex A.