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Product Information
MD380 User Manual
The housing types of the MD380 models with different voltage and power classes are listed
in the following table.
Table 2-1 Housing types for different voltage and power classes
Voltage & Power Class
Housing Type
Single-phase 220 V
0.4–2.2 kW
Plastic housing
Three-phase 220 V
0.4–7.5 kW
11–75 kW
Plastic housing
Sheet metal housing
Three-phase 380 V
0.75–15 kW
18.5–400 kW
Plastic housing
Sheet metal housing
Three-phase 480 V
0.75–15 kW
18.5–400 kW
Plastic housing
Sheet metal housing
Three-phase 690 V
55–500 kW
Sheet metal housing
2.3 Technical Specifications
Table 2-2 Technical specifications of the MD380
Specifications
Item
Maximum
frequency
• Vector control: 0–300 Hz
• V/F control: 0–320 Hz
0.5–16 kHz
Standard
functions
Carrier frequency
The carrier frequency is automatically adjusted based on
the load features.
Input frequency
resolution
Digital setting: 0.01 Hz
Analog setting: maximum frequency x 0.025%
• Sensorless flux vector control (SFVC)
Control mode
• Closed-loop vector control (CLVC)
• Voltage/Frequency (V/F) control
Startup torque
• G type: 0.5 Hz/150% (SFVC); 0 Hz/180% (CLVC)
• P type: 0.5 Hz/100%
Speed range
1:100 (SFVC)
Speed stability
accuracy
• ± 0.5% (SFVC)
Torque control
accuracy
• ± 0.02% (CLVC)
± 5% (CLVC)
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1:1000 (CLVC)