Centrifugal Fans for Commercial Applications
CJK/EC
![CJK/EC](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/1/PR2127BI3928_1000000700_CJK_EC_SZ4.png)
Ventilation units for circular ducts, with 25 mm acoustic insulation casing, interchangeable covers and EC Technology motor
![](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/2/picto_sod_according_erp.png)
![](https://d7rh5s3nxmpy4.cloudfront.net/CMP2671/2/picto_sod_ec_technology.png)
Fan:
• Aluminium profile structure.
• Covers with a high quality, 25 mm thick acoustic casing made of prefinished sheet.
• Backward curved impeller.
• Standardised inlet and outlet flanges allowing for easy installation in ducts.
• Interchangeable covers to supply air on either side.
• Air inlet nozzle with diffusers that increase the efficiency of the fan.
Motor:
• High efficiency external rotor EC Technology motors, adjustable via 0-10 V signal.
• Single-phase 200-240 V 50/60 Hz and three-phase 380-480 V 50/60 Hz.
• Working temperature: -25 ºC +60 ºC.
Finish:
• Anti-corrosive in pre-lacquered steel sheet and aluminum profiles.
• Aluminium profile structure.
• Covers with a high quality, 25 mm thick acoustic casing made of prefinished sheet.
• Backward curved impeller.
• Standardised inlet and outlet flanges allowing for easy installation in ducts.
• Interchangeable covers to supply air on either side.
• Air inlet nozzle with diffusers that increase the efficiency of the fan.
Motor:
• High efficiency external rotor EC Technology motors, adjustable via 0-10 V signal.
• Single-phase 200-240 V 50/60 Hz and three-phase 380-480 V 50/60 Hz.
• Working temperature: -25 ºC +60 ºC.
Finish:
• Anti-corrosive in pre-lacquered steel sheet and aluminum profiles.