FWB35-20 wind turbine submersible pump is a safe, efficient, energy-saving, low noise and easy maintenance novel drainage equipment, mainly used in mining exploration, wells roadway shaft Jane and chemical, oil tankers and other inflammable and explosive poor site conditions, the main technical parameters of the compressed air powered construction drainage work pressure 0.4 --- 0.7 MPa gas consumption 4 --- 6 m3 / min flow rate 25 --- 5 m3 / h Head 15 - -45 m speed 4000 --- 6000 rev / min Noise <75dB (A) the total weight of 38 kg Dimensions (mm) 280 × 280 × 460