Bathroom Extract Fans
Air Handling Units
In-line Duct Fans
Heat Recovery Units
Acoustic Cabinet Fans
Roof mounted fans
Comfort Cooling Range
Hand and Hair Dryers 
Air Purifiers
Plate Mounted Axial Flow 
Cylindrical Cased Axial Flow Fans 
Centrifugal Direct Drive Fan 
Parking Ventilation 
Smoke Extract Fans 
Atex Fans for Explosive Hazardous 
Heating Industrial Range 
In-line Duct Fans
Acoustic Cabinet Fans
Roof mounted fans
Atex Fans for Explosive Hazardous 
Wall or Window Extract Fans
Whole house Extract Units
Kitchen Extract Fans 
Kitchen Extract Hoods 
Backward curved centrifugal fans
High pressure centrifugal fans with backward curved impeller
High pressure centrifugal fans with forward curved impeller
Centrifugal fans with forward curved impeller
Double inlet centrifugal fans
Radial Centrifugal fans for transportation of materials
Centrifugal fans for furnace applications
Mounting Accesories 
Electrical Accessories
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PROTECTION
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VERSIONS
Range of low profile plate mounted axial fans fitted with aluminium impellers and single phase motor (HCBB) or three phase motor (HCBT), IP65 (1), Class F insulation (2), equipped with thermal protection (3).
(1) Models 800, 900 and 1000 are IP55.
(2) Working temperatures from -40ºC up to +70ºC. Except models Ø 800, 900 and 1000 suitable for usage in environments from -20ºC to +40ºC.
(3) Except models Ø 800 to 1000.
Motors
Available, depending upon the model, with single or three phase motors in 4 or 6 poles. All motors are speed controllable by autotransformer except models /4-630, B/710, T/4-710, T/800, T/900 and T/1000.Three phase models are speed controllable by inverter.
Electrical supplies:Single phase 220-240V-50Hz. (Capacitor located inside the wiring terminal box).
Three phase 220-240/380-415V-50Hz or 400V-50Hz (See characteristic chart).
Additional Information
Standard air direction: form (A) configuration (Motor over Impeller).
On request
Inlet finger proof guard for models 800 to 1000.
(1) Models 800, 900 and 1000 are IP55.
(2) Working temperatures from -40ºC up to +70ºC. Except models Ø 800, 900 and 1000 suitable for usage in environments from -20ºC to +40ºC.
(3) Except models Ø 800 to 1000.
Motors
Available, depending upon the model, with single or three phase motors in 4 or 6 poles. All motors are speed controllable by autotransformer except models /4-630, B/710, T/4-710, T/800, T/900 and T/1000.Three phase models are speed controllable by inverter.
Electrical supplies:
Three phase 220-240/380-415V-50Hz or 400V-50Hz (See characteristic chart).
Additional Information
Standard air direction: form (A) configuration (Motor over Impeller).
On request
Inlet finger proof guard for models 800 to 1000.
On request, explosion proof versions in accordance with ATEX Directive, for three phase models.
- Motors IP55, Class F
- ATEX Flameproof-Gas:
In standard ATEX version flameproof motors are without thermal protection.
If used with frequency inverter, flameproof motors with a PTC-type thermal protection must be specified at order.
For models 800 to 1000mm
II 2G Ex d IIB T4
II 2G Ex d IIB+H2 T4 (with Ex d IIC T4 motor)
- ATEX Increased safety-Gas:
Except models HCBT/ 4-250, HCBT/ 6-355, HCBT/ 6-400
Available model HCBT/ 6-400 with 230/400 V motor
Available models to HCBT-1000
II 2G Ex e II T3
- ATEX Dust:
In standard ATEX version, ATEX motors for dust are without thermal protection.
If used with frequency inverter, ATEX motors for dust with a PTC-type thermal protection must be specified at order.
For models 800 to 1000mm
Suspended flammable particles and non-conductive dust:
II 3D Ex tc IIIB T125ºC
Conductive dust:
II 3D Ex tc IIIC T125ºC (with IP65 motor)
Working temperatures for ATEX versions:
-20ºC to +55ºC
models HCBT/4-315 to HCBT/4-710
models HCBT/6-450 to HCBT 6-710
-20ºC to +40ºC
model HCBT/4-800 to 1000
model HCBT/6-800 to 1000
To select HCBT ATEX refer to Easyvent.Note electrical data may vary for ATEX motors.
- Motors IP55, Class F
- ATEX Flameproof-Gas:
In standard ATEX version flameproof motors are without thermal protection.
If used with frequency inverter, flameproof motors with a PTC-type thermal protection must be specified at order.
For models 800 to 1000mm
II 2G Ex d IIB T4II 2G Ex d IIB+H2 T4 (with Ex d IIC T4 motor)- ATEX Increased safety-Gas:
Except models HCBT/ 4-250, HCBT/ 6-355, HCBT/ 6-400
Available model HCBT/ 6-400 with 230/400 V motor
Available models to HCBT-1000
II 2G Ex e II T3- ATEX Dust:
In standard ATEX version, ATEX motors for dust are without thermal protection.
If used with frequency inverter, ATEX motors for dust with a PTC-type thermal protection must be specified at order.
For models 800 to 1000mm
Suspended flammable particles and non-conductive dust:
II 3D Ex tc IIIB T125ºCConductive dust:
II 3D Ex tc IIIC T125ºC (with IP65 motor)Working temperatures for ATEX versions:
-20ºC to +55ºC
models HCBT/4-315 to HCBT/4-710
models HCBT/6-450 to HCBT 6-710
-20ºC to +40ºC
model HCBT/4-800 to 1000
model HCBT/6-800 to 1000
To select HCBT ATEX refer to Easyvent.Note electrical data may vary for ATEX motors.
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Compact design
Compact design created by the combination of the motor with the factory matched direct drive wrap around impeller hub. -
Corrosion resistance
Mounting plate, motor support and finger proof guard protected by cataforesis primer and black polyester paint finish.
Stainless steel screws. -
Terminal box
Wiring terminal box with cable gland PG-11. -
Impeller dynamically balanced
Impellers are dynamically balanced, according to ISO 1940 standard, giving vibration free operation. -
Manufacturing variations
Multiple manufacturing variations, depending on the type of installation and use conditions. -
Configuration for models Ø 800 to 1000
Special design of motor over impeller, which provides compactness and tightness
IP55.
