Axial fan HD series

ductwall-mountedcooling

SERIES RECTANGULAR NEGATIVE PRESSURE FAN HD series square negative-pressure fan has beautiful appearance, easy installation, low noise and smooth operation.The air outlet fits with vertical blinds, which can prevent the outdoor natural wind, while keeping rain out. The fan is suitable for the wall exhaust, such as civil construction, gym and all kinds of entertainment place. According to the driving mode, the fan has three types, I type is general direct-connected motor, II type is belt driven with motor, III type is direct-connected external rotor motor. APPLIED CONDITIONS Max. Ambient Temp:<130℃，Relative humidity:≤98%, In the ambient of weak acid, weak alkali, vapor and no flammable gas, the motor can be also used in the vacuum drying equipment according to the specific conditions STANDARD FORM Rated voltage: 220V, 220/440V , 220/380/660V 230/400/690V , 240/415/720V Rated frequency: 50Hz/60Hz Working Method: Continuous (S1) running Cooling Method: IC411 Protection Class: IP54/IP55 Insulation Class: Class B (80℃),Class F (120℃), Class H(180℃)