5.Work Procedure and Technical Requirements 5.1.Test preparation 5.1.1.The test staff is in place.5.1.2.Make detailed safety technical explanations to all test personnel before test5.1.3.The tools and test equipment/instrument required for the test are prepared, and the measuring instruments used for the test are in good condition and qualified after verification.5.2.Motor test5.2.1.Measure the insulation resistance for LV motor5.2.2.Measure the insulation resistance and absorption ratio of the winding for HV motorThe rated voltage is less than 1000V, the insulation resistance value should not be lower than 0.5MΩ at normal temperature; the rated voltage is 1000V and above, converted to the insulation resistance value at operating temperature, the stator winding should not be lower than 1MΩ / kV, the rotor winding It should not be lower than 0.5MΩ / kV and the