Podaci o nacrtu
Oznaka:EN 12259-12:2023/prA1
Odbor:HZN/TO 21
Ime odbora:Protupožarna i vatrogasna oprema
Nacrt objavljen za komentiranje:2025-12-11
Rok za komentiranje:2026-01-12
Broj komentara:0
Contact email:nacrti(at)hzn.hr
Područje primjene nacrta:
This document specifies requirements for single stage and multi-stage centrifugal pumps with mechanical seal or soft packing for use in automatic sprinkler systems and is for use with EN 12845 and EN 17451 .
This document is applicable for the following pumps, independent of installed orientation (vertical, horizontal or sloped according to the manufacturer indications):
- end suction pumps (close coupled or long coupled) of the back pull-out type pump;
- axial horizontal split case pumps;
- ring section pumps including multistage single or multi outlet;
- single or multistage inline pumps (pump with inlet and outlet in line);
- submersible motor borehole pumps.
This document is also applicable to vertical turbine pumps.