NEK Duct Electric Heaters

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The electric heater is provided with electric heaters with ribbed bars which operate at low temperature. The heaters are encased in galvanized sheet housing and are connected in heating sections.

It is recommended to install the heater downstream the fan. In case of necessity of installing the heater upstream the fan, air temperature should not exceed 40oC.

The heaters should not operate at air speed lower than 2,5 m/s.
Pressure drop is given for inflow speed.