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  PRODUCTS
 
 
 
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Industrial process fans  
 
 
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PRODUCT SEARCH
 
 
 
 
 
 
 
  INDUSTRIAL RANGE
 
 
 
 
 
  CRHB / CRHT
 
 
 
   
 
 
 
Documentation
 
 
 
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  Mostrar catalogue Catalogue  |   Manuals  
    User manual  
 
Description
 
 
 
Range of centrifugal roof mounted fans in horizontal discharge format:
- Very low profile design.
- Bases manufactured from galvanised sheet steel.
- Centrifugal backward curved impeller.
- External rotor motor.
- Cowl manufactured from spun aluminium.
Available, depending upon the model, with single or three phase motors in 2, 4, 6, or 8 poles.
 
Motors
 
 
 
All motors are IP54, Class F insulation with safety thermal overload protection.
 
Electrical supply:
  • Single phase 230V-50Hz (CRHB).
  • Three phase 400V-50Hz (CRHT).
 
Speed controllable by Voltage.
Models /4-560 and diameter 630 with three phase and 1 speed motors are controllable by frequency inverter.
 
Additional information
 
 
 
ON-OFF electrical isolation switch fitted.
 
On request
Models with three phase motors are controllable by frequency inverter.
 
 
Low profile
 
External rotor motor to limit the height of the fan
 
 
 
 
Bird proof guard
 
Steel finger proof guard
 
 
 
 
Isolation switch
 
ON-OFF Electrical isolation switch fitted on the fan as standard
 
 
 
 
 
 
 
 
 
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