Hitachi SJ100 Power Supply User Manual


 
SJ100 Inverter
Configuring
Drive Parameters
3–15
The following table shows the methods of torque control selection.
“A” Function
Run
Mode
Edit
Defaults
Func.
Code
Name /
SRW Display
Description
–FE
(CE)
–FU
(UL)
–FR
(Jpn)
Units
A_41 Torque boost method
selection
Two options:
00... Manual torque boost
01... Automatic torque boost
00 00 00
V-Boost Mode 0
A241 Torque boost method
selection, 2nd motor
Two options (for 2nd motor):
00... Manual torque boost
01... Automatic torque boost
00 00 00
2V-Boost Mode 0
A_42 Manual torque boost
value
Can boost starting torque
between 0 and 99% above
normal V/f curve, from 0 to
1/2 base frequency
11 11 11
V-Boost code 11
A242 Manual torque boost
value, 2nd motor
Can boost starting torque
between 0 and 99% above
normal V/f curve, from 0 to
1/2 base frequency
11 11 11
2V-Boost code 11
A_43 Manual torque boost
frequency adjustment
Sets the frequency of the V/f
breakpoint A in graph (top of
previous page) for torque boost
10.0 10.0 10.0 %
V-Boost F 10.0%
A243 Manual torque boost
frequency adjustment,
2nd motor
Sets the frequency of the V/f
breakpoint A in graph (top of
previous page) for torque boost
10.0 10.0 10.0 %
2V-Boost F 10.0%
A_44 V/f characteristic curve
selection
Two available V/f curves;
three select codes:
00... Constant torque
01... Reduced torque
02... Sensorless vector control
02 02 02
CONTROL SLV
A244 V/f characteristic curve
selection, 2nd motor
Two available V/f curves;
three select codes:
00... Constant torque
01... Reduced torque
02... Sensorless vector control
02 02 02
2CONTROL SLV
A_45 V/f gain setting Sets voltage gain of the
inverter from 50 to 100%
100 100 100 %
V-Gain 100%