Danfoss VLT AutomationDrive FC 300 Design Manual page 150

FC 300 Design Guide
not calculate the load until you switch to the set-up
where they were selected. For the North American
market: The ETR functions provide class 20 motor
overload protection in accordance with NEC.
1-91 Motor External Fan
Option:
*
No
Yes
Function:
Select whether to apply an external motor fan
(external ventilation), indicating unnecessary
derating at low speed.
If you select Yes [1], the graph below is followed
if the motor speed is lower. If the motor speed is
higher, the time still derates as if no fan is installed.
You cannot change par. 1-91 while the
motor is running.
1-93 Thermistor
Option:
*
None
Analog input 53
Analog input 54
Digital input 18
Digital input 19
Digital input 32
default setting ( )
*
150
How to Programme
[0]
[1]
Source
[0]
[1]
[2]
[3]
[4]
[5]
display text [ ] value for use in communication via serial communication port
MG.33.B4.02 - VLT is a registered Danfoss trademark
Digital input 33
Function:
Selects the analog input used for connecting
the Thermistor (PTC sensor). An analog input
cannot be selected if the analog input is already
in use as a reference resource (selected in
par. 3-15, 3-16 or 3-17).
Par. 1-93 cannot be adjusted while the
motor is running.
[6]