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Shanghai Municipal Bureau of Quality supervision: 6 batches of water pump products have been found unqualified

Shanghai Municipal Bureau of Quality supervision: 6 batches of water pump products have been found unqualified

2021-02-26 14:33:36
The Shanghai Municipal Bureau of Quality and Technical Supervision announced on its website on Monday the results of a random inspection of 70 batches of water pump products in 2015. After the inspection, six batches failed to pass the inspection. According to the introduction, water pump is listed in the national industrial products production license catalogue of products. There are a total of 74 certified manufacturing enterprises in Shanghai, of which 70 have actually received products this time, and another 4 have not received samples due to production suspension and other reasons. According to gb10395.8-2006 "Agricultural and forestry tractors and machinery Technical requirements part 8: Drainage and irrigation pumps and pump units" and other national standards and related standards, the following items of submersible pump products were tested: Overload protection, grounding measures, insulation resistance and electric pump leads to cable and stator winding resistance to voltage, electric pump efficiency, rated capacity at the time of the head, electric pump input power, pump shaft power, power factor, temperature rise within the limit, motor stator cavity water (gas) pressure test, the operation instruction content, sign/sign firmly, production license; The following items of centrifugal pump have been tested: specified point efficiency, specified point flow, head, NPSH, leakage, unit operation, vibration, noise, appearance quality, mark, license mark.
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