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132
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7.2
Technical Specifications
Table 7–12 AC drive technical specifications
Item
Specification
Basic
functions
Input
frequency
resolution
Set by digital signal: 0.01 Hz
Set by analog signal: maximum frequency x 0.025%
Control mode
Sensorless vector control (SVC), feedback vector control
(FVC), voltage/frequency (V/f) control, and PMVVC control
Startup torque
0.25 Hz/150% (SVC); 0 Hz/180% (FVC)
Speed range
1:200 (SVC); 1:1000 (FVC)
Speed stability
accuracy
±0.5% (SVC)
±0.02% (FVC)
Torque control
accuracy
FVC: ±3%
SVC: ±5% for above 5 Hz
Torque boost
Automatic boost; manual boost: 0.1 % to 30.0 %
V/f curve
Straight‑line V/f curve; multi‑point V/f curve; complete V/f
separation; half V/f separation
Summary of Contents for MD520 Series
Page 1: ......
Page 16: ...Components 15 Figure 2 2 Components of T5 to T6 models...
Page 19: ...Components 18 Figure 2 5 Components of T10 to T12 models with AC output reactor...
Page 27: ...System Structure 26 Figure 3 9 Control circuit terminals...
Page 43: ...Options 42 Figure 5 2 Dimensions of MD500 AZJ A1T2 through hole mounting bracket and holes mm...
Page 44: ...Options 43 Figure 5 3 Dimensions of MD500 AZJ A1T3 through hole mounting bracket and holes mm...
Page 45: ...Options 44 Figure 5 4 Dimensions of MD500 AZJ A1T4 through hole mounting bracket and holes mm...
Page 46: ...Options 45 Figure 5 5 Dimensions of MD500 AZJ A1T5 through hole mounting bracket and holes mm...
Page 47: ...Options 46 Figure 5 6 Dimensions of MD500 AZJ A1T6 through hole mounting bracket and holes mm...
Page 49: ...Options 48 Figure 5 8 Dimensions of MD500 AZJ A1T8 through hole mounting bracket and holes mm...
Page 54: ...Options 53 The following figures shows the installed copper busbar...
Page 115: ...Options 114 Figure 5 48 Dimension drawing of ferrite clamp...
Page 120: ...Expansion Cards 119 Figure 6 1 Installation position of expansion cards...
