the product name is Tube Type Axial Fan

CWZ series marine small-sized axial fan- Tube TypeGeneralCWZ series marine small sized axial fans are suitable for ventilation of kitchen, lavatory, bulkhead, the public place and meeting room etc on the naval and merchant ships. They are also applicable for other suitable places.FeaturesThe fans are designed according to arbitrary vortex flow method. We choose the most reasonable vortex flow coefficient based on the fans specification, distribute every sectional characteristic sped & length of the blades. The fans have low noise, small size, Light weight and stable performance etc.During the design & manufacture, we had thought fully of the marine special conditions, the impellers are strictly made by dynamic balance adjustment &over speed test. Therefore the fans also have the features of good anticorrosion, anti-swing, vibration resistance, shock resistance, stable running, safety and reliability.The fans can be used with 380V/220V,50Hz or 440V/220V,60HzStructureThe fans can be made into two structure types, type I(tube type),type II(porthole type)Type I-for ventilation of short tubes or fixed on the bulkhead.Type ll-fixed on porthole. It can be fixed on the porthole or the bulkhead. Since it's water-proof it can be easily opened or closed to keep rain or sea water out.Impeller is made of cast aluminum alloy, casing is welded by steel sheet. Operating conditionsFans can make working regularly at the following conditions.Ambient temperature:-25?~+55?(+50?);Max. relative humidity:95%;Horizontal rolling: ±45°(cycle 8~125);Vertical rolling: ±15°(cycle5~7);Horizontal tilting: ±15°;Vertical tilting: ±10°;Vibration: existing;Shock: existing Model explanationCWZ- 250D III: Tube TypeD: low speed(G is high speed)250: impeller diameter is 250mmZ: axial fanW: small-sizedC: marine or navyModelFlow rate m³/hTotal pressure PaSpeed r/minMotorDimensions(mm)Weight KgFreq HzPower KwModelDD1D2D3D4L1L2L3h1h2IIICWZ-200D450351400500.04YS-50242002442642803041928812214615012.714.355050170060CWZ-200G9201402800500.06YS-502212.714.31120200340060CWZ-224D650401400500.04YS-5024224268288304328192881321581621415.879060170060CWZ-224G13101602800500.12YS-562214.616.41590240340060CWZ-250D910501400500.04YS-502425029731834538127710514217217516.218.5110075170060CWZ-250G18102002800500.25YS-6322-H17.219.62210300340060CWZ-2801280651400500.09YS-56242803243443744102421041421871902022.5155095170060 url:http://www.osdmarinefan.com