180 Radialventilator Motor / Radiallüfter / Industrie fa

1.Centrifugal fan from 140mm to 355mm.We can supply all size axial fan motor from dia 200cm to 710cm 2.High security with internal thermal protector. 3.We also can produce upon customers' demandsspecified voltage form 110V to 440V and frequency with 50/60 Hz. 4.This centrifugalfan for air condition with external rotor motor has high efficiency,energy-saving,low noise. 5.We have both the forward and the backward curved centrifugal fan. 1.product performance fan rotor is directly welded by rotor and blade, adopt double-sided dyamic balance.fan blade,rotor and grid is coated with plastic, the surface has bright appearance and good corrosion-resistant effect,as well as enclosure.fan normal ambient temperature: -20-70 centigrade, if the temperature range exceed it, our factory can customize according to coustomer requirements.the insulation class of our current fan is B class and F class,with thermal protector as requestfan motor cable can be directly leaded,and we can provideall kindsof water-proof juction box and grid according to coustomer requirements. 2,produce process pictures factory stator-punch press stator winding assemble line quality test double-sided dynamic balance test