RDF301, RDF301.50..., RDF600KN
P15 is not implemented into RDF600KN SW
When the fan starts from standstill, it starts at speed 3 for 1 second to
fan motor start by overcoming inertia and friction (selected via parameter P58).
(parameter P54) to avoid overtemperature of the
thermal cutout from responding.
In case of fan failure, the
safety device (thermal cutout).
threshold is reached. This does not impact
continues to run normally.
default mode after each switchover from Comfort to
To let the heating / cooling coil reach its temperature, the fan start can be delayed
by a time period set via parameter P67.
This function (via parameter P67) is not implemented into RDF600KN SW
Fan start
Fan overrun for electric
heater
Fan failure
Clean fan filter
reminder
Fault information
Fan in Auto Timer
mode
Fan start delay
(RDF600KN…)
RDF301, RDF301.50..., RDF600KN
Fan operation in dead zone according to P15
P15 is not implemented into RDF600KN SW
When the fan starts from standstill, it starts at speed 3 for 1 second to
fan motor start by overcoming inertia and friction (selected via parameter P58).
heater is switched off, the fan overruns for 60 seconds
(parameter P54) to avoid overtemperature of the
thermal cutout from responding.
In case of fan failure, the
thermostat cannot protect the
For this reason, the electric
heater must feature a separate
safety device (thermal cutout).
function counts the fan operating hours and displays
to remind the user to clean the fan filter as soon as the
threshold is reached. This does not impact
continues to run normally.
parameter P62 (default = OFF
operating mode is manually set to
default fan mode is automatic. The fan mode can be
the FAN button. The fan returns to the automatic
default mode after each switchover from Comfort to
To let the heating / cooling coil reach its temperature, the fan start can be delayed
by a time period set via parameter P67.
This function (via parameter P67) is not implemented into RDF600KN SW
Fan operation in dead zone according to P15
When the fan starts from standstill, it starts at speed 3 for 1 second to
fan motor start by overcoming inertia and friction (selected via parameter P58).
heater is switched off, the fan overruns for 60 seconds
heater must feature a separate
function counts the fan operating hours and displays
to remind the user to clean the fan filter as soon as the
parameter P62 (default = OFF
operating mode is manually set to
default fan mode is automatic. The fan mode can be
the FAN button. The fan returns to the automatic
To let the heating / cooling coil reach its temperature, the fan start can be delayed
This function (via parameter P67) is not implemented into RDF600KN SW