4” ST Plastic Impeller and Diffuser Pumps

4” ST Plastic Impeller and Diffuser PumpsDescriptionStairs 4" ST series of pumps are manufactured using high quality materials and are designed to deliver years of dependable service. Pumps are on the floating impeller design which reduces starting torque requirements and reduces the effects of sand in the water.Operating Limits50Hz- Capacity : max. 24 m3/h- Head : max. 289 m 60Hz - Capacity max. 27.6 m3/h- Head : max. 389 mLiquid temperature : 0ﾟC to+60ﾟSand content : Max. 50g/ m3 Applications- Residential potable water supply from deep wells- Municipal and industrial waters supply- Irrigation and other agricultural applications- Fire fighting systems- Pressure boosting in high-rise buildings and other