Technical Data Identification Code 4STM3-74:Well diameter:4"ST: submersible pump modelM:Single phase motor(three phase without M)2:Capacity(m3/h)6:Stage Fields of Application For water supply from wells or reservoirFor domestic use, for civil and industrial applicationFor garden use and irrigation Technical Data Suitable fluidsClear, free from solid or abrasive substances,Chemically neutral and close to the characteristics of water PerformanceSpeed range:285OrpmFluid temperature range:-10o -4OoCMax Working pressure:40barAmbient TemperaturePermissible up to 40oC Power Single phase 1-240V/50Hz,three-phase: 380V-415V/50Hz Motor Degree of protection: IP68Insulation class: BConstruction MaterialsCasing both of pump and motor, pump shaft: stainless steel AISI304Outlet and Inlet: bronzeImpeller and diffuser, non-return valve: thermoplastic resin PPO Accessories Control switch, waterproof glue. MODEL POWER Capacity and Head SINGLE THREE KW HP m3/h 0 0.6 1.2 1.8 2.5 3 3.6 4.2 4.8 I/min 0 10 20 30 40 50 60 70 80 4STM3/7 0.37 0.5 Head(m) 51 49 47 44 69 31 21 11 2 4STM3/9 0.55 0.75 65 63 61 57 50 40 27 14 3 4STM3/12 4ST2/12 0.75 1 87 84 81 76 66 53 36 18 4 4STM3/16 4ST2/16 1.1 1.5 116 112 108 101 89 70 48 25 5 4STM3/22 4ST2/22 1.5 2 160 154 203 139 122 97 66 34 7 4STM3/30 4ST2/30 2.2 3 218 210 203 190 166 132 90 46 9 4ST2/36 3 4 262 252 244 228 199 158 108 55 11 4ST2/42 4 5.5 305 294 284 265 233 185 126 65 13 4ST2/48 4 5.5 349 336 325 303 266 211 144 74 14 ModelDNDimensions(mm)L1L(s)L(T)4STM2-61 1/4″3717397244STM2-81 1/4″4208438284STM2-101 1/4″4707539334STM2-121 1/4″558114211024STM2-141 1/4″608138213224STM2-161 1/4″707166615914STM2-181 1/4″845 19354STM2-221 1/4″ All Product Facebook Twitter Instagram