Fire Pumps Complying EN 12845 Standard

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

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

ETNA PRODUCTS