mppt solar charge controller 192v-540v

In recent years, photovoltaic power generation technology has advanced rapidly, and the installed capacity has increased rapidly. However, photovoltaic power generation has shortcomings such as intermittent and uncontrollable. Before processing, large-scale direct access to the power grid will bring great impact and affect the stable operation of the power grid.  Adding the energy storage can make the photovoltaic power generation smoothly and stably output to the power grid, and the large-scale access to the power grid will not affect the stability of the power grid. And photovoltaic + energy storage, the system has a wider range of applications.

The solar photovoltaic power system connected to the public grid is called on-grid photovoltaic power generation system. The system structure includes solar panel arrays, DC/DC converters, DC/AC inverters, AC loads, transformers, and other components. Inverter power: 20kW AC output voltage: three phase Solar panel type: mono or poly

GBP series lithium iron phosphate batteries are a new type of environmentally friendly backup power supply launched for energy storage and power backup applications. The system adopts environmentally friendly lithium iron phosphate batteries and equipped with a customized BMS system for effective management of the battery cells, providing superior product performance and safety and reliability compared to traditional batteries. The product has a high number of charge and discharge cycles, high power density and long service life. Unique design and innovation in compatibility, energy density, dynamic monitoring, safety, reliability and product appearance can bring users a better experience in energy storage applications.

The solar hybrid AC/DC air conditioner can work without battery, it works with unstable solar panel DC power at day time. At night or rainy days it automatically get grid AC power. It's  mainly used for school classroom, hospital, restaurant, shops, office… With APP monitor and control function through WIFI

Characters Transformerless with three level topology Max efficiency up to 98.6% Dual MPPT inputs accommodating wide voltage range Compact structure design Complete protection function such as anti-islanding, short circuit, overload Easy installation and free maintenance WiFi or GPRS (optional) communication Component brands Specification Model No ST17KTL ST20KTL ST25KTL DC side/Input parameters Max. DC power [W] 18500 22000 25000 Max. DC voltage [Vdc] 1000Vdc. 1000Vdc. 1000Vdc Min. System start/Shut down voltage [Vdc] 250 250 250 MPPT voltage range[Vdc] 250~850 250~850 250~850 Max. input current [A] 25A*2 25A*2 25A*2 Number of MPP trackers 2 2 2 Strings per MPP tracker 2 2 2 AC side/output parameters Nominal output power [W] 17000 20000 25000 Maximum output power [W] 18500 22000 27000 Nominal output voltage/range [V] 400V/ 280-490V（adjustable) AC grid frequency/range [Hz] 50Hz,60Hz(auto-selection) / 44Hz-55Hz; 54Hz-65Hz Maximum output current [A] 25 30 36 AC connection(with PE) 3W/N/PE 3W/N/PE 3W/N/PE Current distortion(THDi) [%] <1.5 <1.5 <1.5 Power factor [%] >99.95 >99.95 >99.95 Efficiency Maximum conversion efficiency[%] 98.5 98.6 98.8 European efficiency[%] 98.1 98.2 98.3 MPPT efficiency[%] 99.9 99.9 99.9 Safety and protection yes DC reverse-polarity protection yes Anti-islanding / Overvoltage protection yes Short circuit protection yes Leakage current protection yes Grid monitoring / Ground fault monitoring yes DC/AC side varistors(thermally protected) yes General Parameters Dimension(L/W/H)[mm] 505*525*245 Weight (kg) 37 Embedded DC Switch Optional Night power consumption[W] <0.2 Isolation type Transformerless Protection degree IP65 according to IEC60529 Operation temperature[ºC] -25 ~ 60 Cooling concept Natural convection Acoustic noise level[dB] <25 Operating altitude[m] <2000 without power derating Display Graphic LCD Communication Interface Standard WIFI; GPRS(optional) Certificates and Approvals CE-(EMC/LVD) : EN(IEC) 61000-1/-2/-3/; EN(IEC) 62109-1/-2;IEC 61727/62116;G83-3/G59-3; EN50438;VDE-0126-1-1;VDE-AR-N4105;AS4777.2;AS4777.3 Projects

ENERGY EFFICIENT COOLING & HEATING SYSTEM - This  split inverter system offers efficient cooling and heating capabilities, with DC Inverter technology provides up to 71% energy saving on the ECO mode. SMART AND ALWAYS GETTING SMARTER - Wifi enable mini split system work remote control, You can control your mini split air conditioner from anywhere while you're away to save energy and feel cooler when you get home. QUIET OPERATION - This highly-efficient mini split inverter system warrants ultra-low noise, the indoor unit operates as quiet as 19 dBa. The mini split provides balanced airflow to throughout your room and can adjust to suit your personal comfort.

Characters Optimized transformer-less topology structure Max efficiency up to 98.4% Dual MPPT inputs accommodating wide voltage range. SIC components enhance power density. 0 ampere leakage current design protect against tripping Easy installation and free maintenance  WiFi or GPRS (optional) communication  Multi-inverters parallel connection available  5 years standard warranty, 15years extention optional  High standard components design maximally reduce damage resulted from false-operation Component brands Specification Model No ST4KTL ST5KTL ST6KTL ST8KTL ST10KTL DC side/Input parameters Max. DC power [W] 5500 6500 7500 9500 11500 Max. DC voltage [Vdc] 1000 1000 1000 1000 1000 Min. System start voltage [Vdc] 250 250 250 250 250 MPPT voltage range[Vdc] 250~850 250~850 250~850 250~850 250~850 Max. input current [A] 12.5/12.5 12.5/12.5 12.5/12.5 12.5/12.5 12.5/12.5 Number of MPP trackers 2 2 2 2 2 Strings per MPP tracker 1 1 1 1 1 AC side/output parameters Nominal output power [W] 4000 5000 6000 8000 10000 Maximum output power [W] 5000 5500 7000 8800 11000 Nominal output voltage/range [V] 400Vac/ 380-440V AC grid frequency/range [Hz] 50Hz,60Hz(auto-selection) / 44Hz-55Hz; 54Hz-65Hz Maximum output current [A] 8 10 12 15 17 AC connection(with PE) 3W/N/PE Three phase Three phase Three phase Three phase Current distortion(THDi) [%] <1.5 <1.5 <1.5 <1.5 <1.5 Power factor [%] >99.95 >99.95 >99.95 >99.95 >99.95 Efficiency Maximum conversion efficiency[%] 98 98.2 98.2 98.3 98.4 European efficiency[%] 97.5 97.7 97.7 97.8 97.9 MPPT efficiency[%] 99.9 99.9 99.9 99.9 99.9 Safety and protection yes DC reverse-polarity protection yes Anti-islanding / Overvoltage protection yes Short circuit protection yes Leakage current protection yes Grid monitoring / Ground fault monitoring yes DC/AC side varistors(thermally protected) yes General Parameters yes Dimension(L/W/H)[mm] 480*400*180 Weight (kg) 22 Embedded DC Switch Optional Night power consumption[W] <0.2 Isolation type Transformerless Protection degree IP65 according to IEC60529 Operation temperature[ºC] -25 ~ 60 Cooling concept Natural convection Acoustic noise level[dB] <25 Operating altitude[m] <2000 without power derating Display Graphic LCD Communication Interface Standard WIFI; GPRS(optional) Certificates and Approvals CE-(EMC/LVD) : EN(IEC) 61000-1/-2/-3/; EN(IEC) 62109-1/-2;IEC 61727/62116;G83-3/G59-3; EN50438;VDE-0126-1-1;VDE-AR-N4105;AS4777.2;AS4777.3 Projects

The solar power inverter is highly integrated with the digital technology, which can improve the MTBF and reliability of the system, the whole systems are controlled by an independent high-speed DSP chips which can ensure the stability and reliable operation.  Optional power: 40kW 60kW 80kW 100kW 120kW 150kW 200kW Battery voltage: DC192V/DC216V/DC220V/DC240V/DC360V/DC384V Battery type: Gel battery or Lithium-ion battery AC output voltage: three phase 208V or 380V/400V/415V