Warranty: 1 Year
Customized support: OEM, ODM, OBM
Model Number: DPSE100
Application: Semiconductor, Pharmaceutical, Chemicals, etc.
Horsepower: 5.5Hp
Power Source: Electric
Pressure: ≤50Pa(0.375Torr), Low Pressure
Structure: Vacuum Pump
Voltage: AC 220-460V 50/60Hz 3Phase
Power: 4.0Kw
Product Name: Water Cooled Dry Screw Vacuum Pump
Type: Air Pump
Materials: Cast Iron
Seal Method: Mechanical Seal
Cooling Method: Water Cooled
Inlet Hole & Outlet Hole: DN40 & DN30
Working Temp.: 10~30℃
Packaging Details: Plywood Box
Port: ZheJiang Port or any other port
Recommend Products RSS Roots Screw Vacuum System DCP Vertical Dry Claw Vacuum Pump LV Liquid Ring Vacuum Pump CVS Central Vacuum System SV Single Stage Rotary Vane Vacuum Pump RRS Roots Rotary Vane Vacuum System Product Overview DPSE Water Cooled Dry Screw Vacuum Pump: DPSE dry compound screw vacuum pump is the innovation and development of AfaPa’s products, using the fifth generation of compound variable pitch screw technology (30% energy saving, low exhaust temperature), with high efficiency, energy saving, environmental protection, lightweight, easy operation, reliable performance characteristics. It will be main developing trend of the vacuum pump in future. Top View Side View Applications:DPSE pump is ideal pump for corrosive field. The pump widely used in the fields of medical instruments, analysis instruments, DH shape H groove belt pulley wheels 604 zz wheel size 4156mm in stock biological products and pharmaceutical preparation, food and medicine packaging, gasoline vapor recycle, film preparation, high science engineering and chemical analysis, semiconductor, micro-electronics, solar energy and R&D labs etc. Our Advantages 1. Adopting advanced the fifth generation of compound variable pitch screw technology. 2. Environmental friendly, no-oil (oil free), no-water, non-pollution, clean vacuum. 3. The pumped gas can be recycled, applying for oil and gas recovery, solvent recycling and special gas recycling. 4. Energy-saving technology with variable pitch, reduce energy consumption by 30%. 5.Chemical corrosion resistance, having anti-corrosion film PTPE. 6. Water-cooled structure, Power cables rollers electric single wheel cable string pulley conductor stringing blocks easy to operate. 7. Ultimate vacuum up to 5Pa. Product Paramenters
| Model | Unit | DPSE100 | DPSE300 | DPSE400 | DPSE600 | DPSE700 | DPSE800 | DPSE1100 | ||||||||
| Pumping Speed | m3/h | 110 | 280 | 390 | 550 | 650 | 800 | 1100 | ||||||||
| Max Vacuum | Pa | 5 | ||||||||||||||
| Motor Power | Kw/Hp | 4/5.5 | 7.5/10 | 11/15 | 15/20 | 22/30 | 30/40 | 37/50 | ||||||||
| Motor Speed | Rpm | 2900 | ||||||||||||||
| Inlet Size | DN40 | DN80 | DN80 | DN100 | DN100 | DN100 | DN125 | |||||||||
| Outlet Size | DN30 | DN40 | DN40 | DN60 | DN60 | DN60 | DN80 | |||||||||
| Cooling Water Feeding | L/min | 6 | ||||||||||||||
| Cooling Water Temperature | ℃ | 5~35 | ||||||||||||||
| Cooling Water Pressure | Bar | 2~4 | ||||||||||||||
| Noise | dB | 70 | 75 | 75 | 75 | 80 | 80 | 80 | ||||||||
| Weight | Kg | 250 | 320 | 450 | 580 | 650 | 1050 | 1200 | ||||||||
| Remark: 1m3/h=0.2778L/S, 1m3/h=0.5883CFM. 1Pa=0.01mbar, 1Pa=0.001Kpa, 1Pa=0.0075Torr, 1Pa=0.000145PSI, 1Pa=0.00001Bar. | ||||||||||||||||
Disadvantages of using a vacuum pump
A vacuum pump is a device that pulls gas molecules out of a volume and leaves a partial vacuum. Its main function is to create a relative vacuum within a given volume. There are several types of vacuum pumps. Some of them are better suited for specific purposes than others. However, there are some disadvantages to using a vacuum pump.
Application of vacuum pump
Vacuum pumps are invaluable tools in many industrial and scientific processes. They are often used to move gas and other harmful substances and to clear clogged drains. They are also used to support mechanical equipment. For example, they can be mounted on the engine of a motor vehicle or the power hydraulic component of an aircraft. No matter how they are used, they should fit the application.
The principle of a vacuum pump is to draw gas from a sealed chamber to create a partial vacuum. Over the years, vacuum pump technology has evolved from its original beginnings to its current form. Today, there are many types of vacuum pumps, including rotary vane pumps, momentum transfer pumps, and regeneration pumps.
The semiconductor industry is a major user of vacuum pumps. Among other applications, these pumps are commonly used for mounting circuit boards, securing components, blowing and jetting, and pumping. The use of renewable resources has paved the way for widespread semiconductor production, where vacuum pumps are crucial. This manufacturing shift is expected to boost vacuum pump sales across Europe. 
The most common types of vacuum pumps are positive displacement and rotary vane pumps. Positive displacement pumps are most effective for rough vacuum applications and are usually paired with momentum transfer pumps. These pumps are used in pharmaceutical, food and medical processes. They are also used in diesel engines, hydraulic brakes and sewage systems.
Positive displacement pumps are used to create low vacuum conditions and create a partial vacuum. These pumps create lower air pressure by enlarging the chamber and allowing gas to flow into the chamber. The air in the cavity is then vented to the atmosphere. Alternatively, momentum transfer pumps, also known as molecular pumps, use high-speed rotating blades to create dense fluids. 
Their drawbacks
Vacuum pumps are useful in industrial applications. However, they are not perfect and have some drawbacks. One of them is that their output is limited by the vacuum hose. Vacuum hoses are the bottleneck for vacuum pump performance and evacuation rates. The hose must be kept free of water and organic matter to ensure the highest possible vacuum.
Dry vacuum pumps do not have these problems. They may be more cost-effective but will increase maintenance costs. Water consumption is another disadvantage. When pond water is used, the pump puts additional pressure on the treatment facility. Additionally, contaminants from the gas can become trapped in the water, shortening the life of the pump.
Another disadvantage of vacuum pumps is their limited operating time at low vacuum. Therefore, they are only suitable for extremely high vacuum levels. Diaphragm pumps are another option for industrial applications. They have a sealed fluid chamber that allows a moderate vacuum. They also feature short strokes and a low compression ratio, making them quieter than their reciprocating counterparts.
Vacuum pumps are used in many industrial and scientific processes. They can be used to transport hazardous materials or clear clogged drains. They are also used in rear doors and dump tanks. Certain types of vacuum pumps can cause fluid blockages, which can be harmful. The vacuum pump should also be well suited to the fluid in it to avoid contamination.
Another disadvantage is the lack of proper vacuum system testing equipment. Mechanics often underestimate the importance of a properly functioning vacuum system. Most stores lack the equipment needed for proper troubleshooting. Typically, mechanics rely on the cockpit vacuum gauge to determine if the pump is working properly.
Some vacuum pumps are capable of providing constant vacuum. These pumps are also capable of eliminating odors and spills. However, these advantages are outweighed by some disadvantages of vacuum pumps.
editor by czh2023-02-07