Vents TT 150 - Designation Key; Model Modifications; Motor Type

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DESIGNATION KEY
ТТ XXX S X
Modications:
T: timer
R: power cord with a plug
V: speed switch
U: speed controller with an electronic thermostat and a temperature sensor
integrated inside an air duct. Temperature-based operation logic
Un: speed controller with an electronic thermostat and an outdoor temperature
sensor fixed on a 4 m cord. Temperature-based operation logic
U1: speed controller with an electronic thermostat and an integrated temperature
sensor. Timer-based operation logic
U1n: speed controller with an electronic thermostat and an outdoor temperature
sensor fixed on a 4 m cord. Timer-based operation logic
U2: speed controller with an electronic thermostat and an integrated temperature
sensor. Temperature-based switching on/off
U2n: speed controller with an electronic thermostat and an outdoor temperature
sensor fixed on a 4 m cord. Temperature-based switching on/off
P: integrated smooth speed controller
Motor type
_: basic motor
S: high-powered motor
Spigot diameter [mm]
Inline fan