Ask the customer to take a video of the solar water pump and take as much detail as possible. Send the video to a DIFFUL after-sales person. The staff will judge the cause of the malfunction based on the video taken by the customer and help you solve the problem. E-mail/Skype:sales02..........comTel/WhatsApp:+86 18858098438

What are the advantages of DIFFUL DC solar pumps?1. Permanent magnet DC brushless synchronous motor: The efficiency is improved by 15%-20%; Save energy; Reduce the consumption of solar panels.2. 304 S/S pump shaft.3. Brass or stainless steel outlet/connector/oil cylinder.4. Japanese NSK bearing: prolong the working life.5. Double bearing motor base: can work under more axial pressure6. Alloy mecha...

Q: Does DIFFUL Solar Pump have a promotion in the New Year? A: Yes. DIFFUL solar water pumps have promotions in the New Year. Please contact DIFFUL salesman for details. E-mail/Skype:sales02..........comTel/WhatsApp:+86 18858098438

The impeller pump drives the liquid at a high speed through the impeller to transfer the mechanical energy to the liquid, thereby achieving the purpose of conveying the liquid. Impeller pumps include: centrifugal, mixed flow, axial flow, vortex.The screw pump is a positive displacement rotor pump. It relies on the volume change of the sealed chamber formed by the screw and the bushing to draw and ...

There are three things to do for the pool environment: 1. Clean at least once a day, no rubbish on the ground, no stains,no water. Walls, windows, doors have no spider webs, no obvious dust. Relative humidity is not more than 90%, no condensation. 2. The electric control cabinet should be kept clean, dry and not wet. Check that the components are normal and avoid electrical appliance aging. 3. T...

Submersible pumps are generally used. But the water in the pool needs to be deep enough.If the water level is shallow, use a circulation pump. The circulation pump is generally installed in the machine room.If the injection is required to be higher, the nozzle is designed to be gradually smaller.Some fountains spray water column sometimes high and sometimes low,which is due to the installation of ...

The DIFFUL solar water pump uses a permanent magnet DC brushless synchronous motor. Compared with ordinary AC motors, the efficiency is increased by 15%-20%. It can save energy and reduce the amount of solar panels. E-mail/Skype:sales02..........comTel/WhatsApp:+86 18858098438Wechat:diffulsales01Facebook Twitter Google+ YouTube Linkedin

The working principle of solar water pump: solar panel absorbs solar radiation energy and converts it into electric energy. The solar energy photovoltaic pump inverter or controller is used to drive the electric energy output to drive the water pump.Advantages of the solar water pump: It can be fully automated, does not require manual guarding, and is also very versatile. The electrical energy gen...

What should I pay attention to when installing the swimming pool circulating pump?1. Must be installed on a hard,flat surface.2. Using a short and direct piping system, the pump should not be installed 1 m above the water surface.3. The drainage system at the machine room location is good.4. Prevent the equipment room from being too humid.5. In order to facilitate the maintenance of water pumps an...

(1) The installation position of the self-priming pump should be as close as possible to the water surface to ensure that no air is sucked in when the water level drops. (2) When installing the suction pipe, the inlet pipe should be inclined slightly downward or horizontally in the direction of the incoming water. The inlet pipe should not be higher than the water inlet of the pump,otherwise the a...

DIFFUL solar pumps cannot be used for corrosive liquids. DIFFUL solar submersible pumps are generally used for deep well water extraction and can only be used in clean water. If a DIFFUL solar pump is used for corrosive liquids, it will be extremely vulnerable. E-mail/Skype:sales05..........comTel/WhatsApp:+86 15058288607Wechat:diffulsales01Facebook Twitter Google+ YouTube Linkedin

1, photovoltaic module arrayThe photovoltaic module array iscomposed of a single photovoltaic module in series and parallel. Its capacityis configured according to the power of the pump motor.2, DC / DC and DC / AC conversionequipmentFor pump systems with ACasynchronous or synchronous motors, a DC/AC power conversion must be providedto output the voltage appropriate for the motor's operation.For p...

1. Do not install solar modules in shaded areas such as trees and buildings. Do not be near an open flame or flammable material. The assembly structure should be able to adapt to the environmental requirements, select the appropriate materials and anti-corrosion treatment. Install components in a robust and reliable way. The components are not disassembled and bent. Hard objects cannot be struck b...

Water for your homeSolar water pumps can be used for domestic water supply in private homes, cottages, villages, and medical clinics. Poultry waterRanchers in the Americas, Australia and Southern Africa are enthusiastic users of solar water pumps. Their water sources are scattered throughout a wide range of pastures with few power lines and high transportation and maintenance costs. Plant waterSol...

The solar water pump is mainly composed of three parts: solar panel, controller and DC water pump. Solar energy is increasingly being used in everyday life. So is it cost-effective to use solar water pumps to supply water?At present, various countries are vigorously promoting solar power generation and offer many preferential policies. Solar energy is a clean new energy source, and it is endless,e...

There are many reasons for the water leakage of the pump, mainly because the mechanical seal leaks.The causes and solutions for leakage of mechanical seals are:1. The test run does not first fill the pump with water or run out of water during use.Solution: Check the mechanical seal damage, replace the mechanical seal, and cultivate the correct operation method.2. The machine seal is too tight or ...

1. The pump body has a shelf life of 2 years, the shelf life of the controller is 1 year, and the shelf life of the solar panel is 10 years.2. Provide customers with detailed instructions and installation videos.3. If you encounter any problems during use, DIFFUL has professional after-sales personnel to solve it for you. For more details please contact us:E-mail/Skype:sales05..........comTel/Wh...

The prices of solar water pumps vary widely, and we need to make serious comparisons when choosing. What are the biggest differences between DIFFUL solar submersible pumps compared to some low-cost solar submersible pumps?1. The DIFFUL solar submersible pump uses a permanent magnet DC brushless synchronous motor. Compared with ordinary brush motor, it can greatly improve work efficiency and save e...

When the solar submersible pump is installed, it can work normally if it is not placed vertically into the well. However, the performance of solar diving without vertical in the well will be affected. At the same time, the service life of solar submersible pumps will also be shortened. Therefore, when installing a solar submersible pump, the pump needs to be placed vertically into the well.For mo...

The DIFFUL solar water pump comes with a cable length of 2 meters.If you need to configure a longer cable, you can lengthen it. A 2.5 or 3 square cable can be added. E-mail/Skype:sales05..........comTel/WhatsApp:+86 15058288607Wechat:diffulsales01Facebook Twitter Google+ YouTube Linkedin

1. After purchasing the DIFFUL solar pump, it will be shipped directly from the factory. The factory warehouse address is Wenling, Zhejiang,China.2. It can be shipped by sea or by air to any area where you are located.3. After purchasing the DIFFUL solar water pump, it can be shipped directly to your home, which is very convenient. E-mail/Skype:sales05..........comTel/WhatsApp:+86 15058288607Wec...

The picture below shows all the devices included in the solar submersible pump product.- 1 x DC solar submersible pump with one 2 m cable- 1 x Pump controler with MPPT function- 1 x Stainless steel float swith ( sensor for tank)- 1 x Pump outlet joint connector- 1 x Splice kit for cable join- 1 x Splice kit for waterproof- Other accessories for fixing, etc. If you want to know more about DIFFUL s...

Plastic impeller solar pumps and stainless steel impeller solar pumps are multi-stage centrifugal pumps for deep well. The multistage centrifugal pump increases the water pressure by the rotation of the impeller to achieve The rise of water.The biggest difference between a plastic impeller solar pump and a stainless steel impeller solar pump is the difference in impeller material. The impeller of ...

1.The intake of the deep well pump must be above 1 m of the moving water level, and the depth of diving should not exceed 70 m below the static water level.2.In the case of ensuring water absorption, the sneak depth is minimized. If you want to know more about deep well pump, please click:http://..........com/oid1740212/Deep-Well-Pumps.htmE-mail/Skype:sales05..........comTel/WhatsApp:+86 15...

The difference between a brushless water pump and a brush water pump is mainly due to the different structure, and therefore there will be differences in life, price, and use. Brush water pumps have carbon brushes that wear out during use, resulting in shorter life and lower prices. The brushless water pump has no carbon brush, and has a relatively long life and a high price. If you want to know m...

The swimming pool water enters the circulating water pump through the lowest point main drain at the bottom of the pool, and is pumped into the filtering sand tank by the water pump. Prior to this, the flocculating agent is applied to the water suction port of the water pump by the dosing device, and is uniformly mixed with the water by the pump impeller to facilitate the filtration treatment effe...

Solar submersible pumps are typically used to extract water from wells. If it is to be used in a river, the performance and service life of the solar submersible pump will be affected due to the relatively large amount of sediment in the river and the relatively low water level. If you need to extract water from a river, you can choose a solar surface pump. The solar surface pump product link is:h...

A professional head algorithm (vertical head) for the well pump to be placed Down hole:1. The professional explanation is: head = outlet pressure - inlet pressure. The test report at the factory is that the inlet pressure is zero (ie on the water) and the outlet pressure is the lift.2. For example: the pump has a maximum head of 50 M, and the pump is placed in a deep position below the water surfa...

1. The reason for the severe vibration of the pump is that the electric rotor is unbalanced or the coupling is poorly coupled, the bearing is worn and bent, some parts are loose and broken, and the pipe bracket is not strong. Adjustment, repair, reinforcement, straightening, replacement, etc. can be taken separately.2. The leaking or leaking of the pipeline may be due to the screw cap not tighteni...

The submersible pump (deep well pump) is a kind of water pump that directly puts the water pump in the water. It saves the trouble of the water pumping of the ordinary water pump, which saves the trouble of water pumping. When in use, the entire unit is submerged into the water to extract groundwater to the surface. It can be used for domestic water, mine rescue, industrial cooling, farmland irrig...

The cause of cavitation in the centrifugal pump is mainly determined by the cavitation performance of the centrifugal pump itself and the conditions of use of the device. Solution to the cavitation phenomenon of centrifugal pump:1. Reasonably determine the installation elevation of the centrifugal pump. When determining the installation elevation of the centrifugal pump, the installation elevation...

Screw pumps are classified into single screw pumps, twin screw pumps, and three screw pumps.single screw pumpsThe single-head male spiral rotor rotates in a special double-headed female spiral stator and can swing back and forth along the pump center line to keep in mesh with the stator.twin screw pumpsThere are two screw shafts of the same size, one for the drive shaft and one for the driven shaf...

1. Solar water pump: If stock is available, delivery time is on the same day or every other day; if there is no stock delivery time is 10-15 days. 2. Deep well pump: delivery time is 30 days. If you want to know more about DIFFULPUMP, please click:http://..........com/oid1740215/PRODUCTS.htm E-mail/Skype:sales05..........comTel/WhatsApp:+86 15058288607Wechat:diffulsales01Facebook Twitte...

The working principle of the multistage centrifugal pump is the same as that of the surface centrifugal pump. When the motor drives the impeller on the shaft to rotate at a high speed, the liquid filled in the impeller is forced by the centrifugal force from the center of the impeller to the periphery of the impeller along the flow path between the blades. Since the liquid is subjected to the acti...

1. If you need to purchase an AC deep well pump, the minimum quantity you order is 50 units per model. 2. If you are buying solar pump (such as solar submersible pump, solar surface pump and solar pool pump), you can order one.However, if you order more quantities, you will get a more favorable price. If you want to know more about DIFFUL PUMP, please click:http://..........com/oid1740215/P...

1. screw pump performance advantages:1) Good inhalation performance, good self-priming ability;2) The flow is continuous and uniform, the noise is low, and the vibration is small;3) High speed can be used because the inertial force of the rotating parts in the pump is low;4) Wide pressure and flow range;5) The structure is solid and easy to install and maintain;6)Less sensitive to incoming gases a...

1.Confirm youtechnical requiremtHowdeep is your well(bore hole)?How far is the distance between tank andwell?What's you requirement about the flow(L/H)?2.Compare your requiremt without productCalculate"Actual Pump Head" and find the proper pump with the right head. "ActualPump Head" calculate method: h1:Headabove water (water to tank) h2:Headunder water (pump to water) Actualpump head:...

Solar water pumps （Solar pumps）are the most attractive water supply in remote areas, especially in remoteareas where electricity are not available. Utilizing the inexhaustible solarenergy everywhere, the system automatically starts working at sunrise, and thesunset is over, without the need for personnel to take care of it. Maintenancecosts can be minimized and it is an ideal green energy system t...

There are many classifications of centrifugal pumps, which are divided according to different structural characteristics..according to the number of working impellers1.Single-stage pump: there is only one impeller on the pump shaft.2. Multi-stage pump: There are two or more impellers on the pump shaft. At this time, the total lift of the pump is the sum of the lifts generated by n impellers..accor...

1. Ifthe pump has any minor faults, it must not be allowed to work.2. ifthe pump in the process of using a strong vibration, we must tentatively work,check what caused the cause. Otherwise it will cause damage to the pump.3. Theinterface between the pump and the pipe must be sealed, because if there is anydebris, it will damage the inside of the pump.4. afterthe use of the pump must pay attention ...