| Basics |
Model |
GK3000-4T0370G |
| Capacity |
37 kW (50 hp) |
| Shipping weight |
30 kg |
| Dimension |
500*296*276 mm |
| I/O Feature |
Rated current |
75 A |
| Input voltage |
3 phase 220V /400V /460V AC ±15% (Optional) |
| Input frequency |
50 Hz / 60 Hz |
| Output voltage |
3 phase AC 0~input voltage |
| Output frequency |
0.00~400.00Hz |
| Over load capacity |
150% of rated current for 1 minute, 180% of rated current for 3 seconds |
| Control Feature |
Control mode |
V/F control;
Sensorless vector control; |
| Communication |
RS485 |
| Speed regulation |
1:100 |
| Start torque |
150% of rating torque at 1 Hz |
| Speed control accuracy |
≤±0.5% of rating synchronous speed |
| Frequency precision |
Digital setting: max frequency x± 0.01%;
Analog setting: max frequency x± 0.2% |
| Frequency resolution |
Analog setting: 0.1% of max frequency;
Digital setting: 0.01Hz |
| Torque boost |
Automatic torque boost, manual torque boost 0.1%~30.0% |
| Interior PID controller |
Be convenient to make closed-loop system |
| Automatic energy save running |
Optimize V/F curve automatically based on the load to realize power save running |
| Automatic voltage regulation (AVR) |
Can keep constant output voltage when power source voltage varies. |
| Automatic current limiting |
Limit running current automatically to avoid frequent over-current which will cause trip |
| Environment |
Enclosure rating |
IP 20 |
| Temperature |
–10℃~ +40℃; VFD will be derated if ambient temperature exceed 40℃; each rise 1℃, the derate will be 5% |
| Humidity |
5%-95%, without condensation |
| Altitude |
≤1000m; VFD will be derated if above 1000m |
| Impingement and oscillation |
Normal running:<5.9m/s2 (0.6g); Transportation:<15m/s2 (1.5g) |
| Store environment |
–20℃~ +60℃; no dust, no corrosive gas, no direct sunlight |
