Hitachi SJ700-4000HFU2

Chapter 3 Operation
3-23
- Note that there are diffrence of setting range and defaults between CT mode and VT mode.
- Note that you change 00 to 01 with the parameter b049, initial data are renewed to below VT mode data.
Name
Function
code
Heavy load (CT)
Normal load (VT)
Range
default
Range
default
V/F characteristic curve
selection, 1st motor
A044
00 (VC), 01 (VP), 02 (free V/f),
03 (sensorless vector control),
04 (0Hz sensorless vector control),
05(vector with sensor)
00 (VC)
00 (VC), 01 (VP), 02 (free V/f),
03 (sensorless vector control),
00 (VC)
V/F characteristic curve
selection, 2nd motor
A244
00 (VC), 01 (VP), 02 (free V/f),
03 (sensorless vector control),
04 (0Hz sensorless vector control),
05(vector with sensor)
00 (VC)
00 (VC), 01 (VP), 02 (free V/f),
03 (sensorless vector control),
00 (VC)
DC braking force during
deceleration
A054
0. to 100.(%)
<0. to 80.(%)>
0(%)
0. to 70.(%)
< 0. to 50.(%) >
0(%)
DC braking force for
starting
A057
0. to 100.(%)
<0. to 80.(%)>
0(%)
0. to 70.(%)
<0. to 50.(%)>
0(%)
DC braking carrier
frequency setting
A059
0.5 to 15.0(kHz)
<0.5 to 10.0(kHz)>
5.0(kHz)
<3.0(kHz)>
0.5 to 12.0(kHz)
<0.5 to 8.0(kHz)>
3.0(kHz)
Operation mode
selection
A085
00 (normal operation),
01 (energy-saving operation)
02 (fuzzy operation)
00 (normal
operation)
00 (normal operation),
01 (energy-saving operation)
00 (normal
operation)
Overload restriction
setting
b022
0.20 to 2.00 x Rated current(A)
<0.20 to 1.80 x Rated current(A)>
1.50 x Rated
current (A)
0.20 to 1.50 x Rated current(A)
1.20 x Rated
current(A)
Overload restriction
setting (2)
b025
Active frequency
matching, scan start
frequency
b028
0.20 to 2.00 x Rated current(A)
<0.20 to 1.80 x Rated current(A)>
Rated
current (A)
0.20 to 1.50 x Rated current(A)
Rated
current(A)
Torque limit (1)
(forward-driving in
4-quadrant mode)
b041
0. to 200.(%)/ __no
<0. to 180.(%)/ __no>
150(%)
0. to 150.(%)/ __no
120(%)
Torque limit (2)
(reverse-regenerating
in 4-quadrant mode)
b042
Torque limit (3)
(reverse-driving in
4-quadrant mode)
b043
Torque limit (4)
(forward-regenerating
in 4-quadrant mode)
b044
Note: < > indicate the setting range of 75 to 150kW