Note: ent instrumentelectricalreasonsforfailureto obtainprofessional qualificationsshould be invited totheelectricalmaintenance,repairsmatteringof peoplenotblind,to preventpersonal injuryaccidents.ent instrumentwindingdampordust, oil, etc.attached to thewinding, causingthe insulationto reduce.Ent instrumentshouldmeasurethe insulation resistanceandfor cleaning,drying;the ambient temperatureis too high.When theambient temperature exceeds35 ℃,inlet air temperatureis high,the temperatureis too highwill makeent instrument,should seek to improvetheirworking environment.Such asscaffoldingshadeand so on.