PREXTUR Medium Pressure Centrifugal Fans
Available in Standard and ATEX Construction
Manufacturing Features:
Medium pressure centrifugal fan with direct coupling.
Reinforced housing made of carbon laminated steel and powder coated with a polyester resin, RAL 5010, for increased corrosion resistance. Finish C3.
Casing fully latched and adjustable.
Self-cleaning turbine and reinforced impeller with high-performance backward (reaction) blades made of carbon laminated steel dynamically balanced to minimise noise and vibrations. Black painted, RAL 9005.
Motor with flange (B5), airtight axle.
Double suction flange.
Available in the following guidelines (to be indicated in case of order): LG and RD.
Maximum working temperature in continuous: transported air: 130ºC, ambient: 60ºC.
Squirrel cage standardised asynchronous IEC motor with IP55 protection and class F electrical insulation. Standard voltages 230/400V 50Hz for 3~ motors up to 4kW and 400/690V 50Hz for higher powers.
Ideal for Moving Clean or Dusty Air in Medium Pressure Applications
PREXTUR fans are designed for the transportation of clean or dusty air in medium pressure applications such as paint booths, food processing, incineration, odour control, extraction of smoke and the manufacture and treatment of chemical products.
PREXTUR: Medium pressure centrifugal fans with reinforced backward (reaction) blades made of carbon laminated steel
PREXTUR ATEX: ATEX rated version
Suitable for moving clean or dusty air and designed to be fixed in the double suction flange, with the motor in vertical position. They are suitable for:
•Paint booths
•Collection of dust
•Food industry dryers
•Food processing
•Incineration
•Odor control in industry
•Indoor / outdoor pollution control
•Big buildings
•Malls
•Factories / Industrial buildings
•Warehouses
•Extraction of smoke
•Boilers and ovens
•Manufacture and treatment of chemical products
•Tunnels, underground stations
•Fans for special voltages
•2 speed motor
•C4 or C5 paint coating
•Hot dip galvanised
•Inox 304 (normal or electropolished finish)
•Inox 316 (normal or electropolished finish)
•Cooling wheel
•Anticaloric paint
•Fully welded housing (waterproof)
•Inspection door to facilitate maintenance and cleaning
•Drain plug
•Non-sparking air passage and standard motor
•Other brands of motors
Technical Data
The PREXTUR range of fans are available with a squirrel cage standardized asynchronous IEC motor manufactured with standard voltages; 230/400V 50Hz for three-phase motors up to 4kW and 400/690V 50Hz for higher powers.
Fan Type | Voltage (V) |
Frequency (Hz) |
Input Power (kW) |
Rated Current (A) |
Speed (rpm) |
Max Temp (°C) |
IP Rating (IP) |
---|---|---|---|---|---|---|---|
GKHM 355-CIG.102.5HF IE Gen3 (IE5) | 3~ 380-480 | 50 / 60 | 2.33 | 3.7 at 400V | 3120 | 40 | IP54 |
GKHM 400-CIG.114.6FF IE Gen3 (IE5) | 3~ 380-480 | 50 / 60 | 4.48 | 7 at 400V | 3170 | 40 | IP54 |
GKHM 450-CIG.128.6IF IE Gen3 (IE4) | 3~ 380-480 | 50 / 60 | 5.9 | 9.05 at 400V | 2950 | 40 | IP54 |
GKHM 500-CIG.143.6NA IE Gen3+ (IE4) | 3~ 380-480 | 50 / 60 | 7.48 | 11.4 at 400V | 2625 | 40 | IP54 |
GKHM 560-CIG.160.6NA IE Gen3+ (IE4) | 3~ 380-480 | 50 / 60 | 6.85 | 10.7 at 400V | 2125 | 40 | IP54 |
GKHM 630-CIG.180.6NA IE Gen3+ (IE4) | 3~ 380-480 | 50 / 60 | 5.1 | 7.88 at 400V | 1580 | 40 | IP54 |