Design, Production, Sale, Spare parts, Service and Repair electrodrive and motor to 1000kW
Converters 
AC
Frequency converters
AC
Frequency converters
ONDA 3 4-quadrant water cooled vector drives
ONDA 3 is a system designed to control and regulate the torque/speed of three-phase asynchronous motors.
 Technical data |
| Nominal current | see chart |
| Output voltage | 380-690 Vac with regenerative bridge |
| Input voltage | 400 - 440Vac nebo 500-576Vac +10% -15% three-phase 47-63Hz |
| Max. output frequency | 500Hz |
| Serial line | RS232, Modbus,Canbus,Profibus |
| Torque response | <2ms full load (+/-100%) |
| Current harmonic distortion | <4,5% |
| Efficiency | 95% at full load |
| Cooling | water cooling |
| Overload | see chart |
| Output speed accuracy | +/- 0.01% with feedback +/-0.5 without feedback |
| Drive responce time at torque/speed | 150ms |
| Control | vector current control, direct torque contorl |
| The ONDA with dynamic brake |
| ONDA | 3 kHz | 5 kHz | ||
| Inom [A] |
Imax [A] 30'' every 5' | Inom [A] |
Imax [A] 30'' every 5' | |
| TL10 | - | - | 180 | 320 |
| TL20 | - | - | 270 | 460 |
| TL30 | - | - | 350 | 600 |
| TL40 | - | - | 500 | 900 |
| TL50 | 600 | 1050 | 560 | 960 |
| TL60 | 800 | 1400 | 700 | 1200 |
| TL70 | 1400 | 2000 | 1200 | 1800 |
| TL80 | 1800 | 2700 | 1500 | 2200 |
| The ONDA with regenerative bridge |
| ONDA | 3 kHz | |
| Inom [A] |
Imax[A] 30s každých 5 minut | |
| TH30 | 350 | 500 |
| TH40 | 500 | 750 |
| TH50 | 560 | 850 |
| TH60 | 700 | 1050 |
| TH70 | 1200 | 1800 |
| TH80 | 1500 | 2200 |