K-228×228

Centrifugal blower

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DESIGN
Scroll casing is made of steel and is covered with a special polymer coating.The fan is equipped with a round intake flange and exhaust rectangular flange for connection to respective air ducts.The fan casing design provides several impeller rotating positions rightwards (R) or leftwards (L) with 45° pitch angle.The casing includes mounting brackets with a mount pad for to facilitate the fan installation to an even surface.

 

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Description

USE

Extract ventilation systems installed in various premises.Suitable for use as a component of an assembled air handling or conditioning unit.Compatible with Ø 140 up to 500 mm round air ducts or 125×125 up to 800×800 mm rectangular air ducts.

MOUNTING

The fan is designed for installation as a single unit or as a component unit of ventilation chambers or air conditioning units.The fan has a connection possibility for two air ducts, a rectangular discharge air duct through the flange on the casing as well as a round intake air duct through the connecting flange FRZ-SV. Available upon separate order.In case of rectangular discharge air duct connection a discharge vent must be covered with the SG-SV grille to protect the fan from foreign object ingress. Available upon separate order

MOTOR

Two-, four-, six- or eight-pole three-phase asynchronous motor with centrifugal impeller and forward curved blades.Galvanized steel impeller.Equipped with ball bearings for longer service life.Dynamically balanced impeller.IP54 ingress protection rating

SPEED CONTROL

Smooth or step-up speed control with an external auto transformer or frequency inverter (both available upon separate order)

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