

Model | SUN-18K-G05 | SUN-20K-G05 | SUN-22K-G05 | SUN-23K-G05 | SUN-25K-G05 |
PV String Input Date | |||||
Max. PV Input Power(kW) | 23.4 | 26 | 28.6 | 29.9 | 32.5 |
Max. PV Input Voltage(V) | 1100 | ||||
Start-up Voltage(V) | 250 | ||||
MPPT voltage range(V) | 200-1000 | ||||
Rated PV Input voltage(V) | 600 | ||||
Max. Input Short Circuit Current (A) | 39+39 | ||||
Max. Operating PV Input Current(A) | 26+26 | ||||
No. of MPP Trackers/No. of Strings per MPP Tracker | 2/2+2 | ||||
AC Output Side | |||||
Rated AC Output Active Power(kW) | 18 | 20 | 22 | 23 | 25 |
Max. AC Output Apparent Power(kVA) | 19.8 | 22 | 24.2 | 25.3 | 27.5 |
Rated AC output current (A) | 27.3/26.1 | 30.3/29 | 33.4/31.9 | 34.9/33.4 | 37.9/36.2 |
Max. AC Output Current(A) | 30/28.7 | 33.3/31.9 | 36.7/35.1 | 38.4/36.7 | 41.7/39.8 |
Rated output voltage/range (V) | 220/380V, 230/400V 0.85Un-1.1Un | ||||
Grid Connection Form | 3L/N/PE | ||||
Rated Output Grid Frequency/range(Hz) | 50/45-55, 60/55-65 | ||||
Power Factor Adjustment Range | 0.8 leading to 0.8lagging | ||||
Total Current Harmonic Distortion THDi | <3% | ||||
DC Injection Current | <0.5%ln | ||||
Efficiency | |||||
Max. Efficiency | 98.5% | ||||
Euro Efficiency | 98% | ||||
MPPT Efficiency | >99% | ||||
Equipment Protection | |||||
DC Polarity Reverse Connection Protection | yes | ||||
AC Output Overcurrent Protection | yes | ||||
AC Output Overvoltage Protection | yes | ||||
AC Output Short Circuit Protection | yes | ||||
Thermal Protection | yes | ||||
DC Terminal Insulation Impedance Monitoring | yes | ||||
DC Component Monitoring | yes | ||||
Ground Fault Current Monitoring | yes | ||||
Arc Fault Circuit Interrupter (AFCI) | Optional | ||||
Power Network Monitoring | yes | ||||
Island Protection Monitoring | yes | ||||
Earth Fault Detection | yes | ||||
Overvoltage Load Drop Protection | yes | ||||
Residual Current (RCD) Detection | yes | ||||
Surge Protection Level | TYPE II(DC),TYPE II(AC) | ||||
Interface | |||||
Communication Interface | RS485/RS232 | ||||
Monitor Mode | GPRS/WIFI/Bluetooth/4G/LAN(optional) | ||||
General Data | |||||
Operating Temperature Range (°C) | -25 to +60ºC, >45ºC Derating | ||||
Permissible Ambient Humidity | 0~100% | ||||
Permissible Altitude (m) | 4000m | ||||
Noise (dB) | ≤ 50dB(A) | ||||
Ingress Protection(IP) Rating | IP 65 | ||||
Inverter Topology | Non-Isolated | ||||
Over Voltage Category | OVC II(DC),OVC III(AC) | ||||
Cabinet Size (WxHxD mm) | 362mm*527mm*220mm(Excluding connectors and brackets) | ||||
Weight [kg] | 20 | ||||
Warranty [year] | 5 years | ||||
Type Of Cooling | Intelligent air cooling | ||||
Grid Regulation | IEC 61727,IEC 62116,CEI 0-21,EN 50549,NRS 097,RD 140,UNE 217002,OVE-Richtlinie R25,G99,VDE-AR-N 4105 | ||||
Safety EMC/Standard | IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2 |






Q1:How long does it take for delivery after I place an order?
A1:Sample orders are shipped within 7 days. Customized bulk items are shipped in about 25 days.
Q2: What is the MOQ?
A2:Most of the products start from 1 piece, unless there are special instructions.
Q3: How long is your warranty period?
A3: The warranty period for solar inverter is 5 years.
Q4:Do your solar products have any certifications?
A4: Our solar inverter have passed CE, EN 50549-1/-2,VDE,G98/G99,UL,CSA and INMETRO certification.
Q5: What should I do if there are after-sales problems?
A5: We are online 24 hours a day to solve your problems.
Q6: What are your payment methods and logistics?
A6:Payment: We accept T/T,Western Union, Letter of Credit for shipment. Samples are shipped by express, such as DHL, Fedex, etc.
Q7: What are your main products?
A7:We mainly manufacture solar systems, solar panels, inverters, controllers, batteries and mounting systems and all related solar accessories.