1. Production Introduction WZB self-priming pump is divided into single phase and three-phase asynchronous types with built-in protection device. The pump is divided into centrifugal impeller and worm casing structures with self-priming function. Single-face mechanic sealing is mounted between pump and motor."0" shaped oil-proof rubber seating ring is used at each stationary port as static sealing. 2. Application This series pump is a new type of ideal economical pump, widely used in pumping water, increasing water pressure, garden irrigation, water supply for vegetable green houses, industrial mining enterprises and aquatic breeding fields etc.
3. Work Conditions The pump can work properly and continuously under following operational conditions: 1.Medium is not corrosive.Sand contents should be max.0.10% by volume and granular size should be max.0.20mm. 2.Medium temperature shouldn’t be over 40°C and PH should be 6.5-8.5. 3.Power frequency should be 50Hz,single phase voltage 220V, three-phase voltage 380V,and voltage fluctuation should be 0.9-1.1 times than the rated. 4. FAQ 1. With regarding the submersible pumps, we can just get a pump head?
It would be acceptable to arrange the pump head alone. All connections are conforming with the international standard. But it is also very necessary to have a confirmation before the delivery, because there are some models which is special. 2. Do you have smaller solar pump? Yes, we have. Except the solar submersible pump, we also have some surface solar pump, the voltage about it is 12V or 24V. The materials about them are plastic. 3. Can you customize the pump when we needed? This is acceptable. But we have to charge some fees in advance, because we need to make the new moulds for it sometimes.


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