1.The flameproof performance of the fan is combined with the provisions of GB3836.2-2000 to make the flameproof type.Explosion-proof marks a Exd Ⅱ BT4. & have spentApply to factory Ⅱ, Ⅱ B level, temperature classes for T1 ~ T4 group of the gas or vapor and air form for the sites with explosive air mixture of 1 division, 2 division.

2.The fan carries the medium of air or air and other non-corrosive gas mixtures with the maximum total pressure not higher than 1000Pa.The inlet temperature of the medium shall not exceed 40℃.The content of dust and other solid impurities in the medium shall not be more than 100mg/m3.

3.The fan should be able to run rated when it is used under the following conditions.

①The elevation of the installation site shall not exceed 1000m.

②Working environment temperature: -20~+40℃.

③The average monthly maximum relative humidity in the wettest month is 90%, while the average minimum temperature in that month is not higher than 25℃.

④The working power supply is AC380V±10%.

⑤No violent vibration and impact.

4.Types of meaning

The contour map：

Main technical parameters：