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Minivent Series – MV252E

Minivent Series

Performance Curve - MV252E

Description

The Minivent Series of axial roof units has been designed for use in a wide range of free intake or ducted exhaust air applications. They can be speed controlled and are available in 6 sizes ranging from 112 to 350mm diameter.
Features
  • Robust, lightweight construction.
  • Wide choice of speeds for most sizes.
  • All motors are speed controllable.
  • Can be used on ducted systems.
  • Can be mounted at angles up to 30°.
  • Backdraft shutters can be fitted to fans 250 to 350mm diameter (see Special Note).
  • Units for supply air applications can be supplied. Refer to Alpha supply range.
  • Construction
    Cowls are of UV-stabilised injection moulded plastic.
    The impellers are of powder coated galvanised steel.
    Motors
    Type - external rotor, squirrel cage induction motors
    Electricity supply - 230V, single-phase, 50/60Hz
    Bearings - sealed-for-life, ball
    Speed-controllable
    Motor protection - IP44
    Internal Thermal Protection
    MV112 and 132 are impedance protected.
    MV202 and above are fitted with thermal contacts as standard.
    Testing
    Air flow tests to BS848:Part1, 1980
    Noise tests to BS848:Part2, 1985
    Special Note
    When backdraft-shutters are used derate the performance by 15-20%.

    Suggested Specification

    The roof units shall be of the Minivent Series as designed and manufactured by Fantech Pty Ltd.
    The axial impellers shall be direct-driven by speed-controllable, external rotor motors with integral thermal protection.
    The cowl shall be of UV-stabilised, injection moulded plastic with built-in terminal box.
    All models shall be fully tested to BS848:Part 1, 1980 for air flow and BS848:Part 2, 1985 for noise.

    Technical Data - MV252E

    Speed [rps]Avg. dBA @ 3mkWatts (Input)Amps Max.°C Approx. Weight [kg]
    42510.110.63505.9

    Sound Data

    Type631252505001K 2K4K8K
    Inlet6672 736965 6358

    Dimensions

    ABCDE
    35041055350570

    *All dimensions in mm, unless otherwise stated

    Wiring Diagram


    Diagram shown is for single-speed only.
    For 2-speed and special motors, contact Fantech for details.

    Ancillaries

    PP-MIN20-30
    Painting
     
    Elta Group