Basics |
Model |
GK330-030D-3B |
Capacity |
30 kW (40 hp) |
Weight |
30 kg |
Product dimension |
490*310*274 mm |
Input Feature |
Input voltage |
DC 450~750V, recommend DC 600~700V for 3-phase 380/400/415/440/460/480V motor Three phase 220/380/480V AC (±15%) |
Vmp/Voc voltage |
VMP≥560V, voc≤800V |
Rated input current |
62 A at 380/480V |
Input frequency |
47~63 Hz |
Input power of solar panel |
About 1.5 times the solar pump inverter rated power |
Output Feature |
Output voltage |
Three phase 0~rated input voltage |
Rated output current |
60 A at 380/480V |
Output frequency |
50Hz/ 60Hz (output 0-300Hz please contact us) DC 450~550V corresponds to 0-50Hz for 380/480V AC |
Control |
Control mode |
SVPWM, SVC |
Motor type |
Asynchronous motor |
Speed ratio |
Asynchronous motor 1:100 (SVC) |
Speed control accuracy |
±0.2%(SVC) |
Speed fluctuation |
±0.3%(SVC) |
Torque response |
<20ms (SVC) |
Torque control accuracy |
10%(SVC) |
Starting torque |
0.25 Hz / 150% (SVC) |
Overload capability |
150% of rated current: 1 minute 150% of rated current: 10 seconds 200% of rated current: 1 second |
Running control |
Frequency setting method |
Digital settingAnalog setting Pulse frequency setting Multi-step speed running settingSimple PLC setting PID setting, MODBUS communication setting Shift between the set combination and set channel |
Operation method |
Keyboard/ terminal/ communication |
Auto-adjustment of voltage |
Keep a stable voltage automatically when the gird voltage transients |
Fault protection |
Overcurrent, overvoltage, undervoltage, overheating, phase loss, overload, etc. |
Special functions for PV water pumps |
Maximum power tracking, pre-warning at weak light, auto wake up at strong light, Pre-warning when full water, auto wake up at low water level, Underload pre-warning and protection of water level sensor, When pre-warning, the inverter is in stand-by |
Environment |
Environment temperature |
-10℃~40℃ (environment temperature is among 40℃~50℃; please use it with derating) |
Storage temperature |
-20℃~65℃ |
Environment humidity |
Less than 90 % R.H, not exceeding 90% R.H |
Altitude, Vibration |
Below 1000 m, below 5.9m/s² (=0.6g) |
Cooling method |
Forced cooling and natural air cooling |
Enclosure rating |
IP 20 |
Warranty |
18 months |