10-12LM & E14 lines
17Pages

Deepwell Borehole Submersible multistage centrifugal pumps for 10”, 12" and 14" wells. Check valve built into the delivery outlet. Pump flange for coupling with motors are made according to NEMA standards. Most common applications are civil and agricultural. All components are made of stainless steel with lost wax Microfusion technology. The standard material is AISI 304 stainless steel, alternatively the following materials are available on request: AISI 316 Steel, Duplex steel, AISI 904L Steel. Bushing bearings and wear-rings made of sand abrasion-resistant rubber, reverse-Thrust ring in PTFE/Graphite. General operating data: • • • • • • • • • • • • Capacity up to 860 m3/h Pressure up to 540 m Hydraulic efficiency 10’’, up to 79,3% Hydraulic efficiency 12’’, up to 82,5% Hydraulic efficiency 14’’, up to 85,7% Pressure up to 54 bar Powers up to 400 kW Rotation speed up to 2900 rpm Maximum depth: 350 m Maximum quantity of permitted sand: 100 gr/m3 Drinking water compatibility according to DM174 MEI >= 0,4 (EU directive No.547/2012) Performance tolerance: ISO9906-3B. Construction features stainless steel AISI 304 (LMS) Suction and delivery outlet stainless steel AISI 316 (LMX - EX) and NRV valve Duplex (LMD - ED) Cast iron (E) stainless steel AISI 304 (LMS) stainless steel AISI 316 (LMX - EX) Impellers and diffusers Duplex (LMD - ED) Cast iron (E) Upper bushings NBR rubber stainless steel AISI 304 (LMS) stainless steel AISI 316 (LMX) Shaft pump side Duplex (LMD) stainless steel AISI 431 (E - EX - ED) Quantity of sand in the water max 100 g/m3 Asynchronous 2 pole rewindable water cooled Y (max 30 °C) - PPC winding type Insulation class F (max 50 °C) - PE2+PA or LPE winding type Protection degree IP68 Liquid temperature max 30 °C (max 50 °C on request) Depth of

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Drinking water compatibility according DM 174 MEI ≥ 0,4 (regulation EU N. 547/2012) Models with less than 3 stages reduce the % eff. of 5% Hydraulic performance according to ISO 9906 grade 3B

FOR COMMERCIAL TUBE EXTERNAL DIAMETER: 168,3 mm "D" Pump shaft in Duplex

Suction strainer Suction cage Usury ring Hexagonal ring Bearing bush Pump shaft Gasket valve Body valve Seal counterflange N.2 Screw for suction strainer Lower clamp Upper clamp Cover cable * Reccomended spare parts quantity