iconsHigher yields / Safe & Reliable / Smart / User-friendly

DS-35/40/45/50K-G-LV | 33-50kW | Three Phase | 4 MPPT | Low Voltage | 127/220Vac

This series inverter is specially designed for 127/220Vac,133/230Vac three-phase system, providing rated power at 33KW, 40KW, 45KW, 50KW. Equipped with large LCD and buttons, easy to operate and maintenance. With compact design and high-power density, this series supports 1.3 DC/AC ratio, saving device investment.

iconsSmart Monitoring Platform

Remotely shutdown function

Thanks to the smart monitoring platform, MR Solar Energy Solutions full series inverter products support remotely shutdown immediately when accident occurs.Setting parameters and FW update remotely, which makes PV plant O&M easier.

Technical Specifications

Model DS-35K-G02-LV DS-40K-G-LV DS-45K-G-LV DS-50K-G-LV DS-33K-G-LV DS-35K-G-LV DS-40K-G-LV DS-45K-G-LV DS-50K-G-LV
Input Side
Max. DC Input Power(kW) 45.5 52 58.5 65 42.9 45.5 52 58.5 65
Max. DC Input Voltage (V) 800
Start-up DC Input Voltage(V) 250
MPPT Operating Range(V) 200~700
Max. DC Input Current(A) 30+30+30+30 40+40+40+40
Max. Short Circuit Current (A) 45+45+45+45 60+60+60+60
No.of MPP Trackers
4
No.of Strings per MPP Tracker 3+3+3+3 4+4+4+4 3+3+3+3 4+4+4+4
Output Side
Rated Output Power(kW)354045503335404550
Max. Active Power(kW)38.54449.5553335404550
Rated Output Voltage/Range (V)
3L/N/PE 127V/220V
0.85Un-1.1Un (this may vary with grid standards)
3L/N/PE 120V/208V, 127V/220V, 133V/230V
0.85Un-1.1Un (this may vary with grid standards)
Rated Grid Frequency (Hz)
60
50/60
Operating PhaseThree phase
Rated AC Grid Output Current(A)91.9104.9118.1131.282.887.8100.3112.8125.4
Max. AC Output Current(A)101.1115.5129.9144.482.887.8100.3112.8125.4
Output Power Factor0.8 leading to 0.8 lagging
Total Harmonics Current Distortion (THDi)
<3%
DC Injection Current(mA)<0.5%
Efficiency
Max.Efficiency98.7%
Euro Efficiency98.3%
MPPT Efficiency>99%
Protection
DC Reverse-Polarity ProtectionYes
AC Short Circuit ProtectionYes
AC Output Overcurrent ProtectionYes
Output Overvoltage ProtectionYes
Insulation Resistance ProtectionYes
Ground Fault MonitoringYes
Islanding ProtectionYes
Temperature ProtectionYes
Integrated DC SwitchYes
Remote software uploadYes
Remote change of operating parametersYes
Surge protectionDC Type II / AC Type II
General Data
Cabinet Size (WxHxD mm)
700×575×297 (Excluding Connectors and Brackets)
Weight(kg)60
TopologyTransformerless
Internal Consumption<1W(Night)
Running Temperature-25~65, >45 Derating
Ingress ProtectionIP65
Noise Emission(Typical)<55 dB
Cooling ConceptSmart cooling
Permissible Altitude (m)
2000
Warranty
5 Years
Grid Connection Standard
NBR 16149, NBR 16150, EN 50549, RD 140
Operating Surroundings Humidity0-100%
Safety EMC/Standard   IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2
Features
Display LCD 240 × 160
Interface RS485/RS232/Wifi/LAN