Hitachi SJ700D-004L, Instruction Manual

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Chapter 3 Operation
3-23
- Note that there are diffrence of setting range and defaults between CT mode and VT mode.
- Note that when VT mode (b049=01) is selected, some data are overwritten by VT mode default (refer to below).
Name
Function
code Constant torque mode (CT) Variable torque mode (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
Note: W
hen CT mode (b049=00) is selected, A044/A244 are renewed to 00(VC).