TREND NX Variable Speed Drives User Manual
Page 119
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9
7
Set the parameters of group 1 (See Vacon All in One Application Manual) according to the
requirements of your application. At least the following parameters should be set:
-
motor nominal voltage
-
motor nominal frequency
-
motor nominal speed
-
motor nominal current
You will find the values needed for the parameters on the motor rating plate.
8
Perform run test without motor
Perform either Test A or Test B:
A Controls from the I/O terminals:
a) Turn the Start/Stop switch to ON position.
b) Change the frequency reference (potentiometer)
c) Check in the Monitoring menu M1 that the value of Output frequency changes according to
the change of frequency reference.
d) Turn the Start/Stop switch to OFF position.
B
Control from the control keypad:
a) Change the control from the I/O terminals to the keypad as advised in Chapter 7.3.3.1.
b) Push
the
Start button
on the keypad
start
.
c) Move over to the Keypad control menu (M3) and Keypad Reference submenu (Chapter
7.3.3.2) and change the frequency reference using the
+
-
.
d) Check in the Monitoring menu M1 that the value of Output frequency changes according to
the change of frequency reference.
e) Push
the
Stop button
on the keypad
stop
.
9
Run the start-up tests without the motor being connected to the process, if possible. If this is not
possible, secure the safety of each test prior to running it. Inform your co-workers of the tests.
a) Switch off the supply voltage and wait up until the drive has stopped as advised at Chapter 8.1,
step 5.
b) Connect the motor cable to the motor and to the motor cable terminals of the frequency
converter.
c) See to that all Start/Stop switches are in Stop positions.
d) Switch the mains ON
e) Repeat
test
8A or 8B
.
10 Connect the motor to the process (if the startup test was run without the motor being connected)
a) Before running the tests, make sure that this can be done safely.
b) Inform your co-workers of the tests.
c) Repeat
test
8A or 8B.