Motors
All motors are IP55 class F (1), with ball bearings greased for life.
Electrical supply:
-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.
Additional information
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.
On request
2 speed motors.
ATEX versions
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
-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.
Suspended flammable particles and nonconductive dust:
II 3D Ex tc IIIB T125ºC
Conductive dust:
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.
