Inovance MD500-PLUS Series - Technical Specifications

Technical Data
‑144‑
7.2 Technical Specifications
Table 7–13 Technical specifications
Item
Technical Specifications
Standard
functions
Input
frequency
resolution
Digital setting: 0.01 Hz
Analog setting: maximum frequency x 0.025%
Control mode
Sensorless vector control (SVC); feedback vector control
(FVC); V/f control; PMVVC
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
±3% (FVC)
±5% above 5 Hz (SVC)
Torque boost
Automatic torque boost
Customized torque boost: 0.1% to 30.0%
V/f curve
Straight‑line V/f curve
Multi‑point V/f curve
Complete V/f separation
Incomplete V/f separation
Acceleration/
Deceleration
curve
Linear or S‑curve acceleration/deceleration
Four separate acceleration/deceleration time settings in
the range of 0.0s to 6500.0s
DC braking
DC braking start frequency: 0.00 Hz to the maximum
frequency
Braking time: 0.0s to 36.0s
Brake action current: 0.0% to 100.0%
Jog control
Frequency range of jogging: 0.00 Hz to 50.00 Hz
Acceleration/deceleration time of jogging: 0.0s to 6500.0s
Simple PLC
and multi‑
speed
operation
The system implements up to 16 speeds by using the
simple PLC function or control terminals.
Built‑in PID
The system implements the Proportional‑Integral‑
Derivative (PID) function in the closed‑loop control.
Automatic
voltage
regulation
(AVR)
The system maintains a constant output voltage
automatically when the grid voltage changes.