Roof Mounted Fans
CRHB ECOWATT Series

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CRHB ECOWATT

Range of centrifugal roof mounted fans in horizontal discharge format suitable for many roof extract ventilation applications, including housing ventilation, commercial offices, shopping malls, etc.
- Very low profile design.
- Base manufactured from galvanised sheet steel.
- Centrifugal backward curved impeller.
- Steel finger proof guard.
- Cowl manufactured from galvanised steel and aluminium cover.
- ON-OFF electrical isolation switch fitted.
- Models suitable for operation within ambient air temperatures between
- 20ºC up to +40ºC.
- Fan speed adjustable with the potentiometer placed in the connection box or with an external control type REB ECOWATT.
- Analogical input with terminals in the terminal box to control the fan with 0-10V input signal.

Motors
Brushless EC motor, IP44, with thermal overload protection, suitable for single phase supply 230V±15%/50-60Hz.

Attributes

  • CRHB ECOWATT BASICbdp506

    Low profile
    External rotor motor to limit the height of the fan.

  • CRHB ECOWATT BASICbdp487

    Direct drive backward
    centrifugal impeller with brushless EC motor.

  • CRHB ECOWATT BASICbdp481

    Bird proof guard.

  • CRHB ECOWATT BASICbdp531

    ON-OFF electrical isolated switch.

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