глубокий колодец погружной насос (300-450m3 / ч)

deep well submersible pump Application: Farm irrigation, sprinkling, fountain, Rainwater Recycling System, mining drainage, emergency rescue and disaster relief, urbanwater supply, enterprises and government institutions water lifting. This product is low noise, high efficiency and energy saving. Technical parameter: Outlet flange diameter:DN200 Bolts fixed quantity:12, type: 16×75(8.8), bolts center distance:256mm. In order to install easily, we particularly have equipped with a matching flange consistent to the outlet. Medium range: 1 Clean water, chilled water / cooling water, rainwater, gushing water of mining, drinking water, etc. 2 Water temperature: +5-+253 Solid content (mass ratio): ≤0.01%4 PH value: 6.5-8.65 H2S content: ≤1.5mg/L6 Cl- content: ≤400mg/L7 The full set must be submerged into water completely in vertical position.Motor Parameter: The submersible motor is lubricated by clean water. It must be filled with clean water, or its service life will be lessen. If you forget filling, the motor will be broken.Motor protection level: IPX8Power source: Rated voltage: 380v. Frequency: 50HZ OR voltage: 660v, frequency: 50HZ If you need special voltage or frequency,please inform us in advance.Materials: Impeller: Cast iron HT200, or tin bronze,such as ZCuSn3Zn8Pb6Ni1Pump bowl: Cast iron HT200, or stainless steel, such as 2Gr13 .304Pump shaft: Cold-drawn steel with chrome plating, or stainless steel 2Gr13 (1050 centigrade degree thermal refining, enhancen torsional moment)Motor Seal: Rubber O-ring seal, mechanical sealMotor regulating sleeve: rubberSupplys:Submersible pump (including the body and motor), built-in checkvalve, 1 flange matching with outlet,12 bolts M16×75(8.8), 1 maintanence instruction, 1 conformity certificate, 1 packing list, external packing.Advantages: 1 Easy installation2 Low noise, multistage3 Built-in checkvalve avioding water hammer impact.4 High head with singlestage, strong stability,the shaft diameter φ50mm, improving the equipment’s torsional property. Bearing liner is made of natural rubber and more wear-resisting .