Thompson Kelly & Lewis, irrigator pump design - horizontal radial split casing (Back Pull-Out type), end suction, single stage centrifugal pumps, close coupled to electric motor 2950 rpm, horizontal shaft foot and flange mounted construction squirrel cage induction motor, 415 V / 3 phase / 50 Hz,TEFC, IP55 protection, Class "F" insulation, Class "B" temp. rise. Each unit to be supplied complete with the following pump accessories fitted as a unit: I. Pump Accessories: - Single piece cast iron adaptor designed for direct close coupled mounting of the electric motor driver to pump casing. - TKL rigid clamp type steel coupling, in two halves construction with holding screws. - Aluminum non-sparking type coupling guard. II. Construction and features: Pump shall be built to include the following standard design features: A. Stuffing Box: - Sealing: stuffing box fitted with standard single mechanical seal. - Seal piping: built-in internal pumped fluid circulation line from pump casing chamber to stuffing box area. B. Bearings: - Ball radial and ball thrust bearings, grease lubricated. III. Materials of construction: - Casing & Cover: Cast iron - Impeller: Phosphor Bronze - Shaft: Stainless steel - Case wear rings: Leaded Bronze - Bearing housing: Cast iron