Bsi bs en 13786 2004 + a1 2008 (2009)

Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 24/08/2009 06:56, Uncontrolled Copy, (c) BSI BRITISH STANDARD BS EN 13786:2004 +A1:2008 Incorporating corrigendum August 2004 Automatic change-over valves having a maximum outlet pressure of up to and including bar with a capacity of up to and including 100 kg/h, and their associated safety devices for butane, propane or their mixtures ICS 23.060.20 12&23