This European Standard specifies the minimum requirements, test methods, marking and evaluation of conformity for pillar hydrants for fire fighting purposes:
-- to be installed in a water distribution system;
-- sizes DN 80, DN 100 and DN 150;
-- suitable for an allowable operating pressure, PFA, of PN 16 with or without drain facility;
-- having vertical or horizontal, flanged, socket or spigot inlet;
-- with one or two outlets and having outlets to national requirements;
-- globe (screw down) or gate valve type.
This European Standard also provides for the evaluation of conformity of the pillar fire hydrants to the requirements of this European Standard.
This European Standard applies to fire hydrants for potable and non potable water and for filtered water. Additional requirements may apply for other liquids.
Couplings connected to outlets are outside the scope of this European Standard and should conform to national requirements.