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3.5.4 Base frequency [ uL ]
When you run a 50Hz-rated motor, set the base frequency at 50Hz by selecting the standard setting
mode number 1.
The base frequency (
uL )
can be set within a range from 25Hz to 400Hz.
When you want to set frequencies other than 50Hz 60Hz, use the following procedure:
Output voltage
100%
I
I
I
I
I
I
I
I
I
I
I
f
I
,
3%
I
I
I
0% "-------------L---....L..-Output frequency
(vL) 100Hz
120Hz
Figure 3.5 Setting base frequency
[Operating procedure]
Example
operation
, 1)
i
,
I
MON
2) :
I
1
i 3)
i
:
!
NEXT
4)
i
NEXT
, 5): READ
I
6)~-'9'
or
7)
WRT
8)
MON
Action
: no.O
-+ :
t'jP
: nb.:
-+
:ub
: Hub
•
I
. UL
DATA
I
value is displayed.
60
The displayed value can be changed either with the numerical keys or the
: increase/decrease keys.
The renewed data value can be set.
, Returns to the original display.
: :00 - : ub .......
, .-,n
IUJ.J
(OFF.O.O
or
frequencies)
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