Blauberg BLAUBOX ME 3500-25.2 Pro

Ventilation units for efficient supply ventilation in various premises.Controllable air supply, heating and filtration.Compatible with 400x200 up to 600x350 mm rectangular air ducts.

The casing is made of double-skinned aluzinc panels, internally filled with mineral wool layer of 25 mm for heat- and sound-insulation.The mounting brackets with anti-vibration rubber mounts on the casing bottom ensure easy installation.The hinged panel of the casing ensures easy access to the internals for cleaning, filter replacement and other maintenance operations.

Asynchronous external rotor motor and centrifugal double-inlet impeller with forward curved blades is used for air supply.Single- or three-phase motor modification depending on the fan model type.Integrated motor overheating protection with automatic restart.Dynamically balanced impeller.Equipped with ball bearings for longer service life.Reliable and quiet operation.

The unit is equipped with an electric heater for operation during cold seasons at low outside temperature.The heating elements are extra ribbed for larger heat exchange surface.Two integrated overheat protection thermostats, one actuated at +60 °C with automatic restart and the other one actuated at +90 °C with manual restart.

The unit is suitable for indoor mounting on the floor, ceiling mounting or wall mounting with fixing brackets in any mounting position except for the vertical one with air flow downwards.The correct mounted unit must provide free access to the hinged panel for servicing and filter replacement.

The built-in G4 supply filter provides air filtration.

The unit incorporates an integrated control system with a wall-mounted control panel and LCD display.The standard delivery set includes a 10 m cable for connection of the unit and the control panel.Control panel functions:

• Activating/deactivating the unit.
• Setting low, medium and high speeds for the supply fan as well as air flow control.
• Setting and maintaining supply air temperature.
• Setting or week-scheduled operation of the unit.

• Filter clogging control with a differential pressure switch.
• Overheating protection of the electric heating elements.
• Disabling heater activation during the fan shutoff.