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Ventus Air Handling Units
4.11.2 Evaporative humidifier
Evaporative humidifiers are equipped with control cabinets that operate the components of
the humidifier and provide basic functionality and safety of operation (e.g. dry-running
protection for pump).
Note! Those control cabinets do not measure or regulate humidity. Control signal to
enable the humidification (On/Off) must be worked out by another external regulator.
Fig.17.a. Electric connection diagram for direct drain humidifier