36 MG.30.A7.02 - VLT
®
is a registered Danfoss trademark
Digital speed up and down
Relay output:
Indication that the output frequency is outside the range 10-45 Hz.
Connection examples
Example 5:
NB: Screen for control cables must be
connected as described in the chapter on
EMC-correct installation.
All settings are based on factory settings, but
motor data (parameters 103-105) must be set
according to the motor connected
The following must be programmed:
Function Parameter no. Parameter value
Speed up and down 401 freeze reference
Speed up and down 406 speed up/down
Frequency warning 409 Frequency
on relay too low
Frequency too low 210(F. low) 10 Hz
Frequency too high 211(F. high) 45 Hz
Warning: On power-up the motor will
restart at the last speed that was main-
tained for 20 sec.
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