Casing
– The casing and louver are made from good quality and included by louver and automatic shutter.
Impellers
– The impeller is fitted high efficiency axial impeller driven by long life motor sealed for life bearing.
Bearings
– High quality ball bearings with special waterproof design, water can’t enter, high strength, low noise, maintenance free and long service life.
Motor
– The motor is made from 100% cooper coil and fitted with high quality ball bearing. Equipped with automatic reset thermal overload protect.
– Standard motor range is IP44, class B insulation.
– Operating Temperature: -20ºC – 50ºC.
Testing
– The performance has been tested in accordance with ISO 5801. The sound data has been determined by testing to ISO 13347-2. The fans have passed QCVN 04:2009/BKHCN and TCVN 5699-2-80:2007 (IEC 60335) standard for electric safety.
Wall mounted fan with standard motor are suitable for ventilation of:
– Clean air
– Slightly dusty and greasy air
– Slightly aggressive gases and vapour
– Mediums up to an atmospheric density of 1.2 kg/m3
– Mediums with a temperature of -20°C up to +40°C
– Mediums up to a max. Humidity of 85%
– The ambient temperature of the motor must be between -20°C and +40°C make sure and adhere to the specifications of the motor manufacturer.