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℃)