CRVB-280 N Ecowatt IP44 roof fan

Economical radial roof fans suitable for higher flow rates and higher duct pressure drops.
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48 238,00 CZK excl. VAT
58 367,98 CZK incl. VAT
Availability: In stock [18.8.2025, 16:10] Update
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Insert into the design HVAC program

Product code: SP276302020
EAN: 8413893007407
Manufacturer: S&P SISTEMAS DE VENTILACIÓN, S.L.U.   Read moreRead less

S&P SISTEMAS DE VENTILACIÓN, S.L.U.
Llevant, 4
Polígono Industrial Llevant
08150 Parets del Vallès
Barcelona – Spain
consultas[zav]solerpalau[teč]com
www.solerpalau.com/en-en/home

Product description
Cabinet

is designed for vertical air exhaust. The fan base is made of galvanized steel sheet, the brackets, grille and screws are also electroplated. The fan shroud and casing are made of Al sheet metal. The fan motor is mounted in the air stream. Protective grille against contact.

Running wheel

is radial with backward curved blades. It is made of galvanized steel sheet, is statically and dynamically balanced.

Motor

is a DC, special EC, with an external rotor. CRVB fan motors are 1-phase for 230 V, CRVT are 3-phase for 400 V. The motors are equipped with a thermal fuse as standard. Motor insulation is class F. Permanent operating temperature -20 to +40 ˚C. Grease-filled ball bearings for lifetime. Protection rating IP44/IP54 (3f).

Rotation direction

is only possible in one direction, in the sense of the arrow on the fan housing. The fan control does not allow changing the direction of rotation.

Fan box

with a revision switch is located on the fan housing. The protection is IP55.

Speed control

is carried out by means of a potentiometer located in the terminal box or by an external REB Ecowatt control. Another option is to control using a 0-10 V control signal from a temperature, humidity or CO2 sensor.

Full description
Safety regulations

Adherence to these instructions should not pose any safety, health or environmental risks in accordance with EC directives (CE marked). The same applies to other products used in the device or during installation. Consider the following warnings:

• Observe the safety instructions to prevent damage to the device or personal injury.
• The technical information in this manual must not be changed.
• It is forbidden to interfere with the motor of the device.
• In order for the device to comply with EC directives, the device must be connected to the mains in accordance with the applicable regulations.
• The device must be installed in such a way that under normal operating conditions it cannot come into contact with any moving part and / or live part.
• The device complies with the applicable regulations for the operation of electrical equipment.
• Always disconnect the device from the power supply before carrying out any work on it.
• Appropriate tools must be used when handling or maintaining the device.
• The device must only be used for the purposes for which it is intended.
• This appliance is not intended for use by children under 8 years of age and persons with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a responsible person. The user must ensure that children do not play with the device. Cleaning and maintenance of the appliance must not be carried out by children without supervision.

Downloads
Technical sheets, manuals and declarations
Catalogblatt .pdf (957.13 kB)
Instructions .pdf (673.12 kB)
Declaration of conformity .pdf (355.12 kB)
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