A cooling fan waterproof technology is introduced
waterproof function has always been a cooling fan technical problems of numerous manufacturers, because the cooling fan will be in a relatively harsh environment operation ( Such as: water, salt mist, oil, corrosive gas, etc. ) , need fans must ensure that long-term effective cooling, or damage is not only a fan, for other products and equipment will be a serious hidden trouble, wenling chi automotive air conditioning manufacturing co. , LTD. Waterproof technology generally have the following kinds:
1, using insulation paint, or material colloids to dismount the whole part of all aspects of the seal, etc.
2, immerse the motor in insulation liquid, after waiting for the whole motor completely immersed in liquid insulation motor drying and sealing up, use of A and B resin sealing technology in the control circuit.