5.4 Check points at test operation
After making sure the inverter start signal is off (for operation with
external signals) ,
close the no-fuse breaker (NFB) and magnetic contactor
(MC) on the inverter primary side.
0
Perform a test operation to check the sequence is in accordance with
the following description:
Turn on the power
********‘. The pilot lamp (yellow)
on the inverter front
panel turns on.
When external signals are
used
. . . . . . . . .
When the parameter unit Refer to the
is used
. . . . . . . . . 9
description
“Handling and
operation of
parameter unit”
(p. 69 - p. 113)
w
The inverter automatically
becomes ready for operation
with external signals when
the power is turned on.
‘I
Press m key to make operative the
parameter unit.
Turn on forward or reverse
start signal (switch) .
0 For direct setting
0
Turn the frequency reference
potentiometer little by little
clockwise until it stops.
(motor now at full speed)
Enter the desired output frequency
by operating numerical keys of
parameter unit and then press
pizeiq
key.
0 For analog setting
Press m key to increase frequency
to the desired
output frequency and then press
-1 key. (Note * ’
-0
-24-
0
0
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