JNTECH Solar Off Grid Power System The system is composed of PV module, Solar Off grid inverter, MPPT charge controller and Battery pack. Solar Off grid inverter is core device of PV power sysem, it converts DC power produced by solar panels to AC power to provide electric energy for applications. MPPT charge controller charge the solar electricity into batteries. When solar energy is not enough for loads, or at night, the battery pack will be discharge to replenish energy for loads.

INTRODUCTION This solar water pump system which designed excellently by JNTECH is composed of solar cell array, soalr water pump inverter, AC water pump, water storage device and AC powerpack,etc. It uses solar energy as power source to directly draw water from deep wells, rivers, rivers, lakes and other water sources through water pumps.When the sunlight intensity becomes weak, the solar water pump system can also realize the switching function of the electricity supply like Utility or diesel generators, and the electricity supply can real-time and online sharing the energy from the solar and Utility or diesel generators.

INTRODUCTION Solar air conditioners operate directly using solar energy and utility energy , no need battery.When the sun is shining, it is powered by the solar source completely; when the sun is weak, it is powered by the solar and utility together,the whole system with hybrid design,can work online sharing with solar and utility energy.

Solar aeration system is a kind of water treatment system specially designed for water purification and water quality improvement of rivers and lakes.The use of solar energy as a power source, with low operating management cost, good effect of oxygen, large flow, anti-blocking, long life, low operating noise characteristics.Widely used in urban river, artificial lake, natural lake;Suitable for aquaculture, fish pond oxygen;In the practice of water body restoration, it has obvious effects on water body reoxygenation and water body circulation.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy. Features: 1.The product has strong overload capability and can drive three-phase AC water pump of the same power; 2.Adopting maximum power point tracking (MPPT) technology, efficiency >99%; 3.Wide range of MPPT input voltage ranges; 4.Outdoor use, protection grade IP65, adapt to harsh application environments; 5.RS485 and GPRS communication functions, remote monitoring and start-stop management through mobile APP; 6.Meet the simultaneous input of the utility grid/DG and photovoltaic, automatic switching, online energy complementary, photovoltaic priority, keep the pump rated work, and achieve 24H water supply. 7.Perfect system protection, undervoltage, overload, overvoltage, overcurrent, grid phase loss, pump dry, phase loss, short circuit, overheating, etc. 8.Fully automatic operation control, soft start and soft stop,unattended.

Features: 1.The product has strong overload capability and can drive three-phase AC water pump of the same power; 2.Adopting maximum power point tracking (MPPT) technology, efficiency >99%; 3.Wide range of MPPT input voltage ranges; 4.Outdoor use, protection grade IP65, adapt to harsh application environments; 5.RS485 and GPRS communication functions, remote monitoring and start-stop management through mobile APP; 6.Meet the simultaneous input of the utility grid/DG and photovoltaic, automatic switching, online energy complementary, photovoltaic priority, keep the pump rated work, and achieve 24H water supply. 7.Perfect system protection, undervoltage, overload, overvoltage, overcurrent, grid phase loss, pump dry, phase loss, short circuit, overheating, etc. 8.Fully automatic operation control, soft start and soft stop,unattended.

Solar pump inverter obtains direct current energy from photovoltaic cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the inverter adjusts the output frequency to make maximum use of solar energy.

INTRODUCTION Solar  pumping inverter obtains DC electric energy from the photovoltaic cell and converts it into electric energy to drive the water pump. According to the intensity of sunlight, the inverter adopts MPPT algorithm to adjust the output frequency and make maximum use of solar energy. This series solar  pumping inverter is a flexible, easy-to use and economical solar  pumping inverter launched by Days energy according to the differentiated needs of customers. It aims to provide customers with economic and comprehensive economic benefit solutions.

Solar aeration system is a kind of water treatment system specially designed for water purification and water quality improvement of rivers and lakes.The use of solar energy as a power source, with low operating management cost, good effect of oxygen, large flow, anti-blocking, long life, low operating noise characteristics.Widely used in urban river, artificial lake, natural lake;Suitable for aquaculture, fish pond oxygen;In the practice of water body restoration, it has obvious effects on water body reoxygenation and water body circulation.

In agricultural production, the use of traditional energy has exposed many problems,such as difficult power grid coverage, uneconomical use of diesel power generation, unguaranteed oil procurement, and even less energy conservation and environmental protection. Combined with the development of the solar industry and the actual needs of agricultural irrigation, the use of solar for sprinkling irrigation equipment to completely or partially replace the original cost of high pollution and low efficiency power system will have a great market value and social significance. Sprinkling irrigation use mature solar power generation, replacing the original power system with high pollution and low efficiency，making irrigation easier

Solar microporous aeration is a kind of water treatment system specially designed for water purification and water quality improvement of rivers and lakes.The use of solar energy as a power source, with low operating management cost, good effect of oxygen, large flow, anti-blocking, long life, low operating noise characteristics.Widely used in urban river, artificial lake, natural lake;Suitable for aquaculture, fish pond oxygen;In the practice of water body restoration, it has obvious effects on water body reoxygenation and water body circulation.