Product Description

 

Product Description

GWSP Oil free Scroll Vacuum Pump

Working principle:
GWSP oil free scroll vacuum pump is constructed with pump head assembly, crank pin assembly, bracket assembly, air flush assembly,and exhaust valve assembly.Two spiral cylinders, 1 offset and orbiting against the other fixed with an offset of 180° to form several crescent-shaped pockets of different sizes. By means of an eccentric drive, the orbiting scroll is made to orbit about the fixed scroll, reducing the volume of the pockets and compressing gas from outside towards the inside thereby pumping the gas from vacuum chamber.

Basic informations:
1) Model: GWSP75 Oil free scroll vacuum pump
2) Ultimate vacuum pressure: 8.0Pa/0.08 mbar (abs.)
3) Max suction capacity: 50Hz-1.0L/s 60Hz-1.2L/s

Safety Precautions:
The GWSP series oil free scroll vacuum pumps are suitable for clean processes only.
Do not pump toxic, explosive, flammable or corrosive substances or substances which contain chemicals, solvents or particles.GEOWELL will not perform maintenance work on pumps which have used special gases or other hazardous substances.
Be sure the inlet gas temperature must be lower than 122 °F.
 

Technical Specifications

 

  Model GWSP40 GWSP75 GWSP150 GWSP300 GWSP600 GWSP1000
  Pumping Speed 50Hz l/s 0.5 1.0  2.0  4.3 8.7 16.6
m3/h 1.8 3.6 7.2 15.5 31.3 59.8
cfm 1.1 2.1 4.3 9.3 18.7 35.8
60Hz l/s 0.6 1.2 2.4 5.1 10.4 20.0 
m3/h 2.2 4.3 8.6 18.3 37.4 71.6
cfm 1.3 2.5 5.1 10.9 22.3 42.8
  Ultimate Pressure Torr   ≤1.1*10-1   ≤6.0*10-2   ≤4.5*10-2   ≤1.9*10-2   ≤7.5*10-3   ≤7.5*10-3
psi   ≤2.2*10-3   ≤1.2*10-3   ≤9.0*10-4   ≤3.8*10-4   ≤1.5*10-4   ≤1.5*10-4
Pa   ≤15   ≤8   ≤6   ≤2.6   ≤1   ≤1
mbar   ≤1.5*10-1   ≤8.0*10-2   ≤6.0*10-2   ≤2.6*10-2   ≤1.0*10-2   ≤1.0*10-2
  Noise Level dB(A)   ≤54   ≤57   ≤57   ≤60   ≤61   ≤65
  Leakage mbar·l/s 1*10-7
  Max. Inlet/Exhaust Pressure MPa 0.1 / 0.13
  Ambient Operation Temp. ºF 41~104
  Motor 1 phase Power kW 0.25 0.55 0.55 0.55 0.75 --
Voltage V   110~115 (60Hz),200~230 (50Hz) --
Speed rpm 1425(50Hz),1725(60Hz) --
Plug   North America, Europe, UK/Ireland, India --
  Motor 3 phase Power kW -- 0.55 0.55 0.55 0.75 1.5
Voltage V -- 200~230 or 380~415 (50Hz),200~230 or 460 (60Hz)
Speed rpm --      1425 (50Hz),1725 (60Hz)
  Inlet/Exhaust Flange   KF25/KF16 KF40/KF16 KF40/KF16*2
  Dimensions 1 phase mm 326*212*253 450*260*296 455*260*296 493*297*334 538*315*348 --
3 phase mm -- 450*260*296 455*260*296 493*297*334 538*315*348 576*450*402
  Net Weight 1 phase kg 15 21 22 29 36 --
3 phase kg -- 20 21 28 31 54
  Cooling Type   Air cooled
  Others   With air flush

Features & Benefits

No oil clean vacuum.
No oil back-diffusion, no oil mist exhaust, provide clean vacuum environment
Wide product lineup.
Pumping speed covers 3~60 m3 /h, limited vacuum level 1~8 Pa
Suitable for all type of power supply around the world.
110/220/380/460V, 50/60Hz for choose
Low vibration, low noise.
57~65 dB(A), smooth operation
High efficiency, ease of maintenance.
No water cooled, no oil lubricated, no daily maintenance

 

 

 

Quality Control

CMM inspection system assures
fixed tolarance on dimension&shape

Pump Testing

Applications

Analyzing instrument and device.
Spectroscopy/scHangZhou electron microscopy.
Space environment simulation machine.
Helium Leak detector.
Mass spectrometer.
Cryopump regeneration.
Accelerators/synchrotrons.

Food and drug industry.
Freezing dryer.
Vacuum storage.
Medical equipment
Low temperature plasma sterilizer.
Vacuum storage.
Dental equipment.

Vacuum equipment.
Oil free ultrahigh vacuum unit
Oil free vacuum unit

 

Related Products

 

GWT25 Foreline Filter
Performance: Filter out the dust particles contained in the intake gas.
Application: Vacuum coating, food and drug processing, ceramic and glass manufacturing, vacuum CHINAMFG and vacuum packaging systems.

GWS16 Exhaust Silencer
Performance: Reduce exhaust noise from oil-free vacuum systems.
Application: Installation of oil free scroll vacuum pumps requires a quiet vacuum system.

GWMMK75 Major Maintenance Kit
Performance: Prolong the service life of the product.
Application: For the major maintenance of oil free scroll vacuum pump GWSP75.

GWTSK75 Tip Seal Kit
Performance: Prolong the service life of the product.
Application: For the scheduled maintenance of oil free scroll vacuum pump GWSP75.

 

Company Profile

GEOWELL VACUUM CO.,LTD. is a HI-TECH enterprise in China dedicating in manufacturing, research and development, marketing of oil free scroll vacuum pumps and vacuum compressors since 2002. GEOWELL has been providing users and partners with premium quality products that are efficient and dependable, GEOWELL believe the integration of high performance and high reliability product and service will bring the highest value to both our customers and ourselves.

FAQ

Q: How long can I get the feedback after we sent the inquiry?
A: We will reply you within 12 hours in working day.
Q: Are you direct manufacturer?
A: Yes, we are direct manufacturer with factory and international department; we manufacture and sell all our products by ourselves.
Q: When can you delivery the product to us?
A: Since we are a factory with large warehouse, we have abundant products in store, so we can delivery within 7 days after get your deposit.
Q: Can I add logo to the products?
A: Of course, but we usually have quantity requirement. You can contact with us for details.
Q: How to guarantee the quality and after sales service of your products?
A: We conduct strict detection during production from raw material come in to product delivering shipment. Every product must go through 4 steps inspection from casting, machining, assembling, and performance testing within our factory before shipment, also intact packaging test are insured.
Q: What is your warranty term?
A: There is a 12 months warranty for our export products from the date of shipment. If warranty has run out, our customer should pay for the replacement part.
Q: Is the sample available?
A: Yes, usually we send our samples by Fedex, DHL, TNT, UPS, EMS, SF, Depon, it will take around 3 to 4 days for our customer receive them, but customer will charge all cost related to the samples, such as sample cost and air freight. We will refund our customer the sample cost after receiving the order.

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After-sales Service: Yes
Warranty: 1 Year
Oil or Not: Oil Free
Structure: Scroll Pump
Exhauster Method: a Pair of Vortex Plates
Vacuum Degree: Low Vacuum
Customization:
Available

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scroll vane pump

What safety features are typically integrated into scroll vacuum pump systems?

Scroll vacuum pump systems often incorporate several safety features to ensure safe and reliable operation. Here's a detailed explanation:

1. Overtemperature Protection:

Scroll vacuum pump systems typically include overtemperature protection mechanisms to prevent the pump from overheating. These safeguards can include temperature sensors that monitor the pump's operating temperature. If the temperature exceeds a predefined threshold, the system can activate alarms, shut down the pump, or initiate cooling measures to prevent damage to the pump or surrounding components.

2. Overpressure Protection:

To protect against excessive pressure, scroll vacuum pump systems may incorporate overpressure protection features. These features can include pressure relief valves or burst discs designed to vent or release excess pressure in the system. Overpressure protection mechanisms help prevent damage to the pump, system components, or potential hazards caused by pressure buildup.

3. Motor Overload Protection:

Scroll vacuum pump systems often include motor overload protection to safeguard the pump's motor from excessive current or power draw. Motor overload protection can be implemented through various means, such as thermal sensors or current monitoring devices. If the motor draws more current than normal or operates at a high temperature, the system can activate protective measures, such as shutting down the motor or triggering alarms.

4. Electrical Safety Measures:

Scroll vacuum pump systems adhere to electrical safety standards and incorporate safety measures to protect against electrical hazards. These can include features like ground fault circuit interrupters (GFCIs), circuit breakers, or surge protection devices to mitigate the risk of electric shocks, short circuits, or electrical fires.

5. Emergency Stop Buttons:

Many scroll vacuum pump systems feature emergency stop buttons or switches that allow users to immediately halt pump operation in case of emergencies or safety concerns. Activating the emergency stop button can quickly shut down the pump and associated equipment, preventing further risks or damages.

6. System Monitoring and Alarms:

Scroll vacuum pump systems may include monitoring capabilities and alarms to provide real-time information about the pump's performance and status. This can include monitoring parameters like vacuum level, temperature, pressure, and motor status. Alarms can be triggered if any of these parameters exceed safe operating limits, alerting users to potential issues or malfunctions.

7. Enclosure and Noise Reduction:

Scroll vacuum pump systems often feature enclosures or noise reduction measures to minimize noise levels during operation. These enclosures help create a quieter working environment and reduce noise pollution, contributing to workplace safety and comfort.

It is important to consult the manufacturer's specifications and guidelines for specific scroll vacuum pump systems to understand the safety features they incorporate. Manufacturers can provide detailed information on the safety mechanisms, recommended operating procedures, and any additional safety considerations specific to their systems.

By utilizing scroll vacuum pump systems with integrated safety features, users can ensure the protection of personnel, equipment, and the surrounding environment while achieving efficient and reliable vacuum performance.

scroll vane pump

What are the maintenance requirements for scroll vacuum pumps, and are they user-friendly?

Scroll vacuum pumps have relatively low maintenance requirements and are generally considered user-friendly. Here's a detailed explanation:

1. Maintenance Requirements:

Scroll vacuum pumps require regular maintenance to ensure optimal performance and longevity. The specific maintenance tasks may vary depending on the pump model and manufacturer's recommendations. However, the common maintenance requirements for scroll vacuum pumps include:

a. Filter Cleaning/Replacement: Scroll vacuum pumps often incorporate inlet filters to prevent debris and particulates from entering the pump. These filters may need periodic cleaning or replacement to maintain proper airflow and prevent clogging.

b. Oil Inspection/Change (If Applicable): Some scroll vacuum pumps may require oil lubrication for bearing or sealing purposes. In such cases, regular oil inspection and oil change may be necessary to ensure proper lubrication and prevent contamination.

c. Seal Inspection/Replacement: Scroll vacuum pumps utilize seals to maintain the pressure difference between the inlet and outlet. Over time, these seals may wear out and require inspection or replacement to prevent leaks and maintain pump efficiency.

d. Overall Inspection and Cleaning: Regular visual inspections are recommended to check for any signs of wear, damage, or buildup of contaminants. Cleaning the pump surfaces and removing any accumulated debris or dust can help maintain optimal performance.

2. User-Friendly Nature:

Scroll vacuum pumps are generally considered user-friendly due to the following reasons:

a. Easy Installation: Scroll vacuum pumps are compact and lightweight, making them easy to install and integrate into vacuum systems. They often come with user manuals or documentation that provide step-by-step instructions for installation.

b. Simple Operation: Scroll vacuum pumps have a straightforward operating principle with minimal moving parts. They typically require no adjustments or tuning during operation, making them easy to use for both novice and experienced users.

c. Minimal Maintenance: Compared to some other types of vacuum pumps, scroll vacuum pumps have relatively low maintenance requirements. The maintenance tasks are typically simple and can be performed without specialized tools or extensive technical knowledge.

d. Safety Features: Scroll vacuum pumps often incorporate safety features such as over-temperature protection or automatic shutdown mechanisms to prevent damage or accidents. These features enhance user safety and contribute to their user-friendly nature.

Overall, scroll vacuum pumps have manageable maintenance requirements and are considered user-friendly due to their ease of installation, simple operation, minimal maintenance needs, and incorporation of safety features. Regular adherence to the manufacturer's maintenance guidelines ensures optimal performance and extends the lifespan of the pump.

scroll vane pump

What are the typical applications of scroll vacuum pumps across industries?

Scroll vacuum pumps find applications in a wide range of industries due to their unique advantages and capabilities. Here's a detailed explanation of the typical applications of scroll vacuum pumps across various industries:

1. Laboratories and Research Facilities:

Scroll vacuum pumps are extensively used in laboratories and research facilities for various applications. They are commonly employed in vacuum ovens, freeze dryers, rotary evaporators, and other laboratory equipment that require precise and controlled vacuum environments. Scroll pumps' oil-free operation ensures a clean and contamination-free atmosphere, making them suitable for sensitive experiments and analyses. Their low noise and vibration levels are also advantageous in research settings where a quiet environment is necessary.

2. Semiconductor Manufacturing:

In the semiconductor industry, scroll vacuum pumps play a crucial role in the fabrication and production of electronic components. They are used in processes such as physical vapor deposition (PVD), chemical vapor deposition (CVD), etching, and ion implantation. Scroll pumps provide the required vacuum conditions for these processes, ensuring the deposition or removal of materials with high precision. Their oil-free operation eliminates the risk of oil contamination in the semiconductor manufacturing process, ensuring the quality and reliability of the manufactured devices.

3. Analytical Instruments:

Scroll vacuum pumps are widely used in analytical instruments such as mass spectrometers, electron microscopes, and surface analysis equipment. These instruments require vacuum environments to operate efficiently and produce accurate results. Scroll pumps offer the necessary vacuum levels for sample preparation, ionization, and analysis. Their high pumping speed and deep vacuum capabilities make them suitable for rapid evacuation and maintaining the required vacuum conditions during analytical processes.

4. Medical and Pharmaceutical Applications:

In the medical and pharmaceutical industries, scroll vacuum pumps find applications in various areas. They are commonly used in medical sterilizers, vacuum ovens for drying pharmaceutical products, and vacuum concentrators for sample preparation. The oil-free operation of scroll pumps ensures the integrity and quality of medical devices, pharmaceutical products, and biological samples. Their low noise levels and compact size are advantageous in medical environments where space is limited, and a quiet atmosphere is necessary.

5. Food Processing and Packaging:

Scroll vacuum pumps are employed in the food processing and packaging industry for vacuum packaging, vacuum sealing, and degassing processes. They help extend the shelf life of food products by creating a vacuum environment that inhibits microbial growth and prevents oxidation. Scroll pumps are also used in food freeze-drying processes to remove moisture while maintaining the product's quality and nutritional value. Their clean and oil-free operation ensures the hygiene and safety of the food products.

6. Environmental and HVAC Systems:

Scroll vacuum pumps are used in environmental monitoring systems where they help create vacuum conditions for gas analysis and air quality measurement. They are also utilized in heating, ventilation, and air conditioning (HVAC) systems for vacuum evacuation during the installation or maintenance of HVAC units. The compact size and low noise levels of scroll pumps make them suitable for HVAC applications where space constraints and noise reduction are important considerations.

7. Automotive and Manufacturing:

In the automotive and manufacturing industries, scroll vacuum pumps find applications in processes such as vacuum molding, vacuum lifting, and vacuum forming. They provide the necessary vacuum conditions for molding or shaping materials, lifting heavy objects, and creating airtight seals. The oil-free operation of scroll pumps ensures that there is no risk of oil contamination in the manufactured products.

These are just a few examples of the typical applications of scroll vacuum pumps across industries. Their oil-free operation, high efficiency, low noise levels, and clean vacuum generation make them a versatile and reliable choice in various industrial sectors.

China Standard GEOWELL GWSP75 dry scroll vacuum pump for vegetables fruit drug dry machine   vacuum pump distributorsChina Standard GEOWELL GWSP75 dry scroll vacuum pump for vegetables fruit drug dry machine   vacuum pump distributors
editor by Dream 2024-05-08