Material construction of motor Part nameMaterial ShaftSs 431 / ss 410 Bearing bushLeaded tin bronze Thrust bearingS.S. / carbon / teflon Lower/upper housingCast iron Stator shellStainless steel (heavy duty) Material construction of pump Part nameMaterial Impeller/diffuserNoryl gfn 2-701 Bearing bushLeaded tin bronze Pump shaftS.S 202 Suction casing / nrvCast iron Strainer / cable guardStainless steel Operating limits Power range0.5 h.P. To 1.5. H.P. (150 /240 v, 50 hz. Single phase) 0.75 h.P. To 5.0 h.P. (350 /415 v, 50 hz. Ac three phase) Speed2850 rpm Max. Discharge400 lpm Min. Discharge15 lpm Max. Head900 ft. Per stage head20 ft. Special features : Lower power consumption Long durability due to corrosive ss body Special design to withstand wide voltage fluctuations. Excellent performance even at low voltage Special sand guard used to prevent ingress of solids or foreign particles.