Centrifugal Single Inlet Fans
The casings are manufactured from one piece die cast aluminium and finished with a tough, grey colour, epoxy-polyester paint coating.
All models incorporate radial centrifugal impellers manufactured from die cast aluminium and finished in a red colour epoxy-polyester paint finish.
Available with motors in 2 poles.
(1) Models CBT-125,160 and 170: up to 80ºC.
CSB Models: up to 70ºC.
All motors are IP55 class F (1), with ball bearings greased for life.
-Single phase 230V-50Hz.
-Three phase 230/400V-50Hz and 400V-50Hz.
(1) Models CSB and CBT-40: IP44, class B and equipped with thermal protection.
The scroll can be orientated (1) in 7 different positions as per the table below. Standard supplied position: LG270.
(1) CSB and CST Models: only can be supplied in LG270 position.The CBT-160 model includes PTC probe.
2 speed motors.
On request, explosion proof versions in accordance to ATEX Directive for three phase models. For ambient working temperatures from -20ºC to +40ºC.
- 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.
Except CBT-40 and CST-60 models
II 2G Ex d IIB T4
II 2G Ex d IIB+H2 T4 (with Ex d IIC T4 motor)
- ATEX Increased safety-Gas:
Only CBT-100 and CBT-130 models
II 2G Ex e II T3
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.
Suspended flammable particles and nonconductive dust:
II 3D Ex tc IIIB T125ºC
II 3D Ex tc IIIC T125ºC (with IP65 motor)
To select CBT-N refer to performance curves, or Easyvent.
The consumption data of ATEX products may vary from the data shown in technical characteristic charts.
Tough casing design
Scroll made in one piece aluminium die casting.
Impellers dynamically balanced
Radial centrifugal impellers dynamically balanced, according to ISO 1940 standard, providing vibration free operation.
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