Fire Pump in Complying with EN 12845 Standard

Fire Pump in Complying with EN 12845 Standard

DOCUMENTS

This European Standard was approved by CEN on 2019. CEN members are bound to comply with the CEN/ CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.

The fire pump systems in accordance with TS EN 12845 + A1 are designed and manufactured in accordance with the requirements of the TS EN 12845 + A1 (Design, Installation and Maintenance of Fixed Fire Extinguishing Systems and Automatic Sprinkler Systems) standard that is in force.

PUMP FEATURES
Pump Body Back pull-out design
Pump Body Material GGG25, GGG40 or AISI304
Shaft AISI420 Stainless Steel
Sealing Mechanical seal or soft packing (5 row)
Coupling Connection Spacer coupling
Impeller GGG25, AISI304 or bronze
TECHNICAL FEATURES
Closed Valve Pressure 125% of the nominal pressure
Maximum Load The pressure when the flow rate increases to 140% should not be less than 70% of the nominal pressure
Back Up In two-pump systems, each pump should ensure predefined flow rate and pressure alone. It can be selected in a manner to cover 50% of each pump's nominal flow rate on the systems with three pumps
Suction Line Water Flow Rate Flow rate is 1.8m/s in positive suction and 1.5 m/s in negative suction