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Ecowatt Series – TD-250/100ECO

Ecowatt SeriesFantech EcoRange Energy Efficient Fans

Performance Curve - TD-250/100ECO


The TD-EcoWatt range of mixed-flow fans incorporates the latest innovative EC motor technology.
Suitable for mounting in any position, the range is available to suit standard duct sizes from 100 to 315mm diameter.
  • An energy efficient solution with state of the art EC motor technology.
  • Speed-controllable from 10% to 100% via a 0-10V analogue input signal.
  • High performance mixed-flow impeller.
  • Fans can be removed for maintenance or repair without disturbing the duct system via specially designed support brackets.
  • All models are designed for direct connection to standard diameter circular ducting.
  • Integral mounting foot makes installation more simple.
  • Suitable for both supply and exhaust air applications.
  • Construction
    Models 250/100 to 800/200 - casings manufactured from reinforced, injection moulded, polypropylene plastic. Impellers are made of injection moulded plastic and are a mixed-flow design.
    Models 1300/250 and 2000/315 - casings manufactured from epoxy coated steel. Impellers are made of aluminium and of mixed-flow design.
    Type - high performance, energy efficient brushless DC motor.
    Electricity supply
    - 90-260V, 50/60Hz for models 250/100 to 800/200.
    - 230V, 50/60Hz for models 1300/250 and 2000/315.
    Bearings - sealed for life, ball.
    Motor protection IP44.
    Internal Thermal Protection
    Manual-reset thermal overload protection device in accordance with mandatory requirements for in-line fans, AS/NZS60335-2-80:2004
    Air flow to ISO5801:Part 1 1997 or AMCA 210-99
    Noise to ISO 13347-3 2004
    Special Note
    Avoid the use of spring-loaded backdraft dampers, extensive lengths of duct and restrictive air valves with the 250/100ECO and 350/125ECO models.

    EC motors should be directly connected to their appropriate AC supply. EC motors should not be regularly power cycled.

    Suggested Specification

    The duct mounted fans shall be of the TD-EcoWatt Series as supplied by Fantech Pty Ltd and be of the model numbers shown on the schedule/drawings.

    Impellers shall be of mixed-flow design and driven by a speed-controllable, brushless EC-DC motor with manual-reset thermal overload protection. Fans shall be capable of running 10 to 100% of capacity via a 0-10V analogue input signal.

    It shall include an integral mounting foot, plug and lead and specially designed support brackets to enable motor removal.

    All fans shall be tested to ISO5801:Part1, 1997 and AMCA 210-99 for air flow and ISO 13347-3 2004 for noise.

    Technical Data - TD-250/100ECO

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

    Sound Data

    Type631252505001K 2K4K8K
    Breakout4746 664540 413123
    Inlet5248 575754 494134
    Outlet5347 595649 494032



    *All dimensions in mm, unless otherwise stated


    Elta Group