Default unit of volume used in the selection form and graphics.
Default unit of pressure used in the selection form and graphics.
Default unit of temperature to be displayed.
Measure unit for distance and height to a noise source over the sea level.
Value expressed in% to calculate belt drive and axial multiblade fans power, applying this security factor.
Motor working frequency
Speed controller for single phase motors (230 Vac at 50 Hz).
Minimum speed adjust and potentiometer speed control. Sealed box IP-54.
Pilot light swich.
EMC filter according to En55014.
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