Product Description

Oil Free ScrollĀ  Ā Electric truck Vehicles Bus Cars Air Compressor

Technical parameters:
Ā 

Technical parameters Ā  Ā  Ā 
Model LD20571 Ā LD30030 LD40040
Type of motor Permanent magnet synchronous AC motor
Rated powerĀ Ā Ā Ā Ā (KW) 2.7 3 3.7
The input power AC380V/3phase AC380V/3phase AC380V/3phase
Rated speedĀ Ā Ā Ā Ā Ā (r/min) 2650 2650 2850
Start mode Direct start without engine
Air flowĀ Ā Ā Ā (m3 /Ā min /Ā 0.8mpa) 0.25 0.3 0.35
Rated work pressureĀ Ā Ā Ā Ā Ā Ā (Mpa) 1.0 1.0 1.0
Maximum output pressureĀ Ā Ā Ā (Mpa) ≤1.2 ≤1.2 ≤1.2
Relief valve open pressureĀ Ā Ā Ā (Mpa) 1.21 1.21 1.21
Gas oil content (PPM) 0 0 0
Compressed host cooling mode Mechanical one-piece forced air cooling
Exhaust airĀ Ā temperature <70ĀŗC <70ĀŗC <70ĀŗC
Protection level of the whole machine IP 68 IP 68 IP 68
NoiseĀ Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā (dB) 74db 75db 75db
The host working environment temperatureĀ Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā ( ĀŗCĀ Ā )Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā  -30ĀŗC~50ĀŗC -30ĀŗC~50ĀŗC -30ĀŗC~50ĀŗC
Temperature sensor built-in built-in built-in
Check valve built-in built-in built-in
Dimensions (length xĀ width xĀ height) 452x367x355Ā Ā  452x367x355Ā Ā  452x367x355Ā Ā 
WeightĀ Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā Ā (Kg) 34(including backplane) 34(including backplane) 34(including backplane)
Applicable models 5 tons truck /Ā Ā Ā Ā 
8 mĀ belowĀ Ā bus
Ā 8 tons truck /Ā Ā Ā Ā Ā Ā 
8.5 mĀ belowĀ Ā bus
heavy card /Ā 12m above bus

Oil Free Scroll Mini Electric Bus Vehicles Bus Cars Air Compressor

Oil freeĀ Ā scrollcompression is realized by rotational motion of static plate and moving plate.
The air is sucked in from the suction port at the outside of the fixed scroll. The air enclosed in the confined space is compressed towards the center when the compression chamber is becoming smaller due to the rotation movement. The compressed space becomes smallest at the center, and the air compressed to the highest limit is discharged out from the central exhaust port. The movement Figure 1-4 (Suction-Compression-Exhaust) is repeated thereby to produce compressed air without pulsation.
A reliable, high quality compressed air source is aĀ significant part in the whole range of applications on vehicles, such as New Energy Vehicles, Electric Buses, Electric Vehicles, the EMU, Subway and Light Rail Vehicles. CHINAMFG vehicle-mounted scroll oil-free air compressor, the ideal air supply equipment for various of vehicles and rail vehicles, including Pneumatic Brake Systems, Air suspension Systems, Door Operation, Pneumatic wiper systems, Pantograph lifting, etc.

Features of Portable Pump Cars Compressor
1,GUARANTEED 100% OIL FREE OPERATION -The scroll compressor requires no lubrication, so it does not have lubricating oil replace and reducing cost of unnecessary space parts that gas separator core, oil filters, which the contribute to inefficiencies as piston-type compressors do, it gives you the following benefits:
•  Reliability -Compressed air system without oil and hydrocarbon pollution, extending the valve and cylinder fittings and other parts service life;Ā 
•  Maintenance-free-Completely solve the problem of lubricating oil emulsification for compressors, eliminating the issue of machine performance that aiming at the cause of lubricating oil temperature;
•  Economy-There is no risk of oil leakage, so It does not require aĀ centralized processing and additional treatment for the condensate that benefit to environmental protection.
We are specialized in providing compressed air products and solution to our customers all over the world.Ā 

Leadway factory


Ā 

Leadway in fairĀ 

Leadway Certificate

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After-sales Service: 1 Year
Warranty: 1 Year
Principle: Rotary Compressor
Application: Low Back Pressure Type
Performance: Low Noise
Mute: Mute

air compressor

What Maintenance Is Required for Oil-Free Scroll Air Compressors?

Maintenance for oil-free scroll air compressors is relatively straightforward. Here’s a detailed explanation:

Regular Inspection:

Perform regular visual inspections of the compressor to check for any signs of damage, leaks, or abnormal operating conditions. Inspect the air filters to ensure they are clean and free from debris that could restrict airflow. Additionally, inspect the electrical connections and controls to ensure they are secure and functioning properly.

Air Filter Maintenance:

Clean or replace the air filters on a regular basis. The frequency of filter maintenance will depend on the operating conditions and the level of airborne contaminants present in the environment. Clogged or dirty filters can restrict airflow and reduce the compressor’s performance. Follow the manufacturer’s guidelines for proper filter maintenance and replacement intervals.

Condensate Drains:

Oil-free scroll compressors typically have condensate drains to remove moisture that accumulates in the compressed air. Regularly inspect and clean the condensate drains to ensure they are free from blockages. Proper functioning of the condensate drains helps maintain the quality of the compressed air and prevents moisture-related issues in downstream equipment.

Belt Tension and Alignment:

If the compressor is belt-driven, check the belt tension and alignment regularly. Improper tension or misalignment can cause excessive wear, reduce efficiency, and potentially lead to belt failure. Follow the manufacturer’s guidelines for proper belt tensioning and alignment procedures.

Vibration and Noise Monitoring:

Monitor the compressor for excessive vibration or unusual noise during operation. Excessive vibration may indicate misalignment, loose components, or worn bearings. Unusual noise can be a sign of mechanical issues. If abnormal vibrations or noises are detected, it is important to investigate and address the underlying causes to prevent further damage and ensure reliable operation.

Professional Servicing:

While oil-free scroll compressors generally have lower maintenance requirements compared to oil-lubricated compressors, it is still recommended to schedule periodic professional servicing. Professional servicing may include tasks such as checking and adjusting compressor settings, lubricating non-contacting parts (if applicable), verifying performance, and conducting more in-depth inspections. Follow the manufacturer’s recommendations for the frequency of professional servicing.

Documentation and Record-Keeping:

Maintain a record of maintenance activities, including inspection dates, filter changes, servicing performed, and any repairs or replacements. This documentation helps track the compressor’s maintenance history, identify recurring issues, and ensure that maintenance tasks are performed at appropriate intervals.

It is important to note that maintenance requirements may vary among different models and manufacturers. Always refer to the specific maintenance guidelines provided by the compressor manufacturer to ensure proper maintenance practices and maximize the longevity and performance of the oil-free scroll air compressor.

air compressor

Can Oil-Free Scroll Compressors Be Integrated into Existing Compressed Air Systems?

Yes, oil-free scroll compressors can generally be integrated into existing compressed air systems. Here’s a detailed explanation:

Compatibility:

Oil-free scroll compressors are designed to be compatible with various compressed air systems. They can be integrated into existing systems that use oil-injected compressors or other types of compressors. The compatibility ensures that oil-free scroll compressors can be seamlessly incorporated into different applications without requiring significant modifications to the existing infrastructure.

Footprint and Installation:

Oil-free scroll compressors are available in a range of sizes and configurations to accommodate different installation requirements. They are often designed to have a compact footprint, allowing for easy integration into existing compressed air systems where space may be limited. The installation process typically involves connecting the compressor to the existing air lines, electrical power supply, and control systems, ensuring a smooth integration process.

Piping and Connection Considerations:

When integrating an oil-free scroll compressor into an existing compressed air system, it’s important to consider the compatibility of the piping and connections. The air discharge and suction connections of the oil-free scroll compressor should align with the existing system’s piping specifications to ensure proper airflow and pressure regulation. Adapters or modifications may be necessary to ensure a secure and leak-free connection between the compressor and the existing system.

Control and Monitoring Systems:

Oil-free scroll compressors often come equipped with control and monitoring systems that allow for seamless integration into existing compressed air systems. These systems can communicate with the existing control infrastructure, enabling centralized monitoring and control of the compressor’s operation. Integration with existing systems may involve connecting the compressor’s control panel or interface to the system’s supervisory control and data acquisition (SCADA) system or other monitoring devices.

System Optimization and Efficiency:

Integrating an oil-free scroll compressor into an existing compressed air system can also provide opportunities for system optimization and improved efficiency. Oil-free scroll compressors are known for their energy-efficient operation and can contribute to overall energy savings in the system. By replacing older or less efficient compressors with oil-free scroll compressors, the system’s performance and energy consumption can be optimized, resulting in cost savings and improved sustainability.

It’s important to consult with the manufacturer or a qualified professional during the integration process to ensure proper sizing, compatibility, and adherence to safety and installation guidelines. They can provide specific recommendations and guidance based on the existing compressed air system’s specifications and requirements.

In summary, oil-free scroll compressors can be integrated into existing compressed air systems with relative ease. Their compatibility, compact footprint, control systems, and potential for system optimization make them a viable option for upgrading or expanding compressed air systems.

air compressor

What Industries Commonly Use Oil-Free Scroll Air Compressors?

Oil-free scroll air compressors are utilized across various industries that require clean, reliable, and oil-free compressed air. Here’s a detailed explanation:

  • Medical and Healthcare: Oil-free scroll compressors find extensive use in medical and healthcare facilities. They provide clean and contaminant-free compressed air for critical applications such as medical air systems, dental equipment, laboratory instruments, respiratory therapy devices, and surgical tools. The oil-free operation ensures the delivery of high-quality air that meets strict medical standards.
  • Pharmaceutical: The pharmaceutical industry requires compressed air for numerous applications, including product manufacturing, packaging, and laboratory operations. Oil-free scroll compressors are preferred in pharmaceutical facilities to ensure that the compressed air remains free from oil contamination, maintaining the integrity of the products and meeting stringent regulatory requirements.
  • Food and Beverage: In the food and beverage industry, oil-free scroll compressors are commonly used to provide clean and oil-free compressed air for various processes. They are employed in applications such as pneumatic conveying, packaging, bottling, food processing, and air agitation in fermentation and mixing processes. The oil-free operation prevents any possibility of oil contamination in the food or beverage products.
  • Electronics and Semiconductor: The electronics and semiconductor industry has stringent requirements for clean and dry compressed air. Oil-free scroll compressors are utilized in clean room environments and semiconductor manufacturing processes where even small oil particles can cause damage to sensitive electronic components. They are suitable for applications such as chip manufacturing, circuit board assembly, and precision instrumentation.
  • Laboratories: Research laboratories, testing facilities, and analytical laboratories often require oil-free compressed air for various instruments and equipment. Oil-free scroll compressors provide the necessary clean and dry air supply without the risk of oil contamination. They are used in applications such as chromatography, mass spectrometry, sample preparation, gas generation, and other laboratory processes.
  • Automotive and Aerospace: Oil-free scroll compressors are utilized in automotive and aerospace industries for applications such as painting, coating, pneumatic tools, air suspension systems, and clean air supply for testing and assembly processes. The oil-free operation ensures that the compressed air does not introduce contaminants that could affect the quality or performance of automotive or aerospace components.
  • Printing and Packaging: In printing and packaging operations, oil-free scroll compressors are used for tasks such as air knives, pneumatic controls, air cushioning, and product labeling. The clean and oil-free compressed air ensures that the printing or packaging process remains free from oil contamination, maintaining the quality and appearance of the printed materials or packaged products.
  • Environmental and Water Treatment: Oil-free scroll compressors play a role in environmental and water treatment applications. They are used for aeration in wastewater treatment plants, air sparging in soil remediation, air supply for ozone generators, and other air-driven processes. The oil-free operation ensures that the compressed air does not introduce any contaminants that could impact the treatment processes or the environment.

These are just a few examples of the industries that commonly utilize oil-free scroll air compressors. Their oil-free operation, clean air delivery, reliability, and low maintenance make them well-suited for applications where high air quality, precision, and compliance with industry standards are essential.

China wholesaler Oil Free Scroll Air Compressor Electric Truck   arb air compressorChina wholesaler Oil Free Scroll Air Compressor Electric Truck   arb air compressor
editor by CX 2024-04-04

Oil-free scroll air compressor

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