... with water,chiefly used to directly drive deep well pumps in 6’’,8’’,10’’12’’casings in order to lift ... no chemical corrosives,PH value with in 6.5-8.5.5) When used in a pool or casing ID lager ... ,base and seal assembly etc.for motor construction in detail,see Fig 31) Motor is of sealed construction,All rabbets ... ability of heat dissipation,heat exchangers should be used for motors above 1228-120KW.