| After-sales Service: | Free Parts |
|---|---|
| Warranty: | 3year |
| Nature of Source Flow: | Active Inverter |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Industry-leading Audited Factory
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
1)High reliability.Frequency tracking,noise filtering and low distortion in inverter output because of double-conversion design;
2)High adaptability.A wide range of input frequency,which realize stable operation of fuel generators;
3)High optimal performance of the battery.An intelligent battery management technology,which guarantees a longer battery life and decreases the times of battery maintenance;An advanced constant -voltage charge technology,which activates the battery to the most extent,saves the charge time and guarantees a longer battery life;
4)Overall and reliable protection.A power-on test function,which can avoid the faults because of hazards of the inverter;
6)Efficient IGBT(Insulated Gate Bipolar Transistor) inversion technology.Good high-speed switching feature,large-voltage and large-current operating characteristics ,and voltage drive of IGBT(The fifth-generation IGBT has a lower saturation voltage drop and higher operation efficiency and reliability).
| Model | NKG-10KW | NKG-15KW | NKG-20KW | NKG-30KW | NKG-40KW | ||
| Rated power | 10KW | 15KW | 20KW | 30KW | 40KW | ||
| Battery | Rated voltage | 192VDC/220VDC/384VDC | 384VDC | ||||
| Voltage of over discharge protection | 172VDC/194V DC/345VDC | 345VDC | |||||
| Controller | Rated current | 100A | |||||
| Rated voltage | 192VDC/220VDC/384VDC | ||||||
| Number of inputs | 4 | ||||||
| Max. current of each input | 25A | ||||||
| Solar input voltage | <330VDC/<378VDC/<660V DC | <660VDC | |||||
| Voltage of overcharge protection | 220VDC/255VDC/445VDC(programmable) | 445VDC(programmable) | |||||
| Control accuracy | ±0.1 | ||||||
| Display accuracy | ±0.1 | ||||||
| Efficiency | >95% | ||||||
| Inverter | Input voltage | 176-364VAC/304-456VAC | |||||
| Input frequency | 45-65Hz | ||||||
| Output voltage | 220VAC/380VAC ( three-phase four-wire) | ||||||
| Output frequency | 50/60Hz | ||||||
| Output waveform | Pure sine wave, THD<4% (full load) | ||||||
| Protection function | Output short circuit protection, over-voltage protection, under-voltage protection, low battery protection | ||||||
| Manual power-on/off | Manual power-on/off preferred | ||||||
| Automatic power on/off | Light-operated power-on + fixed-time power-off (programmable) | ||||||
Other |
Ambient temperature for operation | 0-40ºC | |||||
| Relative humidity for operation/storage | 20-90% (No condensation, maximum) | ||||||
){kind=link}