Product Description: ● more efficient - improving energy efficiency, reduced by 10% to 30% higher than the original standard series of losses, the longer the run, the savings in electricity. ● Low vibration ~ precision machining and balancing, vibration rating of NEMA MG1 1998 Part 7, N-stage IEC34-14 of the above, low vibration. ● Low noise - High efficiency losses less than a smaller fan → adopt lower the flux density design, precision machining and balancing class and other noise are reduced. ● The three-phase motor design in line with international norms on the important performance and quality control, low noise, long life of the motor, with the economy on the practical value of the trade. ● product size, characteristics according to IEC, JIS, CNS, NEMA and other specifications of the requirements in order to build a solid finite element structural analysis design, low vibration, low noise, the whole family is NON-SPARKING outside fan. ● F class insulation, B-grade temperature, using a factor of 1.0 or more, the insulation system audited by UL recognized, full low temperature, long insulation life. ● protection IP54, anti-dust, splashing water, in line with international standards, security and more affordable. ● comply with safety regulations of the new hood design EN294, sold in Europe will take CE mark, can be directly applicable. ● You can contact selected in line with the North American Energy Act (EPACT) models when ordering efficiency standards for the US Department of Energy (DOE) charter CCOO2A, the world's second home by the manufacturer. ● The new hood design won the national patent (Model No. 131 186), with a beautiful shape, reduce noise, increase air flow and enhance the security of the superior functionality. ● F # 80,100 and 132 to 250 a day bed interchangeability, L, F bracket independent assembly, disassembly easy transformation. ● High efficiency motor group series, the product range in line with international regulations, with cross-market the generic nature. ● detailed inspection laboratory the US Department of Commerce (DOC) NVLAP certified as Asia's first, high precision, good quality and reliability.