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Shanghai Bestcomp Compressor Co., Ltd

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China 250KW Direct-driven Water Cooling Oil-free Rotary Screw Compressor
China 250KW Direct-driven Water Cooling Oil-free Rotary Screw Compressor

  1. China 250KW Direct-driven Water Cooling Oil-free Rotary Screw Compressor
  2. China 250KW Direct-driven Water Cooling Oil-free Rotary Screw Compressor
  3. China 250KW Direct-driven Water Cooling Oil-free Rotary Screw Compressor

250KW Direct-driven Water Cooling Oil-free Rotary Screw Compressor

  1. MOQ: 1 unit
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms TT/LC,Western Union,D/P,D/A
Supply Ability 2,000-3,000 per month
Delivery Time 5-15 days
Packaging Details wooden case
Cooling water flow(L/min) 640
Application Medical Equipments,bus,medical dental,General Industry,For airbrush and mini spray gun
Working Pressure 0.7-1.0MPa
Cooling type Water cooling
Driven type Direct driven
Lubrication style Oil-free
Motor power 250KW
Brand Name AIRERA
Model Number OGFD-250
Certification ISO、CE、TUV
Place of Origin made in China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms TT/LC,Western Union,D/P,D/A Supply Ability 2,000-3,000 per month
Delivery Time 5-15 days Packaging Details wooden case
Cooling water flow(L/min) 640 Application Medical Equipments,bus,medical dental,General Industry,For airbrush and mini spray gun
Working Pressure 0.7-1.0MPa Cooling type Water cooling
Driven type Direct driven Lubrication style Oil-free
Motor power 250KW Brand Name AIRERA
Model Number OGFD-250 Certification ISO、CE、TUV
Place of Origin made in China
High Light 250KW oil-free screw compressordirect-driven water cooling compressorindustrial rotary screw air compressor
AIRERA 250kW High-Efficiency Direct-driven Oil-free Series: A Green Industrial Solution for Ultimate Energy Saving and Zero-Pollution Emission

The AIRERA 250kW direct-driven water-cooled oil-free rotary screw compressor is an energy-saving benchmark designed for high-standard industrial environments, ensuring 100% oil-free air that meets ISO Class 0 purity standards. Featuring an advanced direct-drive structure, this model completely eliminates transmission losses, while its high-efficiency water-cooling system ensures exceptional thermal stability and extended service life even under extreme heavy-duty conditions. Powered by AIRERA’s intelligent control system for precise regulation, this high-capacity unit significantly reduces operational energy consumption and provides a stable, zero-pollution power source for food and electronic manufacturing industries, making it the ideal choice for modern green factory upgrades.

Advantages of OGFD Air Screw Compressor:

  • Patented High-Efficiency Compressor Block
        The compressor block is constructed from 304L stainless steel,featuring a world-class sealing system that integrates mechanical seals,an air curtain chamber, labyrinth seals, and a bypass channel into a single unit.
  • Relief valve

        The independently designed unloading valve (Patent No.: ZL200520058468.2), specifically engineered for vortex characteristics, enables fully sealed operation in screw compressors, ensuring stepless air delivery from 0 to 100%.


  • Water cooler

        The plates are made of special 304L stainless steel, offering corrosion resistance and high thermal efficiency, which reduces pressure and temperature differentials and ensures the system operates under near-isothermal compression. The system features a compact design, requires less cooling water, minimizes pressure loss, enhances durability, and is easy to clean and maintain.


Technical Specifications - 250KW Air Cooling Compressor
250KW Air Cooling Compressor Parameters
ITEM UNIT MODEL OGFD-250
Free air delivery m³/min 43.0-38.0
Max. working pressure MPa  0.7-1.0
Compressor type
Oil-free screw compressor
Cooling type
Wate cooling
Driven type
Direct driven
Inlet status - Temperature ≤45
Inlet status - Pressure MPa Atmospheric pressure
Inlet status - Relative humidity
≤90%
Noise Level dB(A) ≤79
Drive rotor speed rpm 2990
Compressed air outlet temperature Ambient temperature+15
Compressed Inlet temp. 2-40
Cooling water flow m3/min 640
Control mode
Intelligent controller
Safety valve set pressure MPa 0.77 ~ 1.10
Lubricating water volume L 480
Compressed air outlet connection
DN100
Dimension - L mm 3320
Dimension - W mm 1850
Dimension - H mm 1850
Net Weight kg 5200
Motor - Model
Y2355L2-2
Motor - Speed rpm 2990
Motor - Rated Power KW 250
Motor - Service factor
1.2
Motor - Protection type
IP55
Motor - Efficiency
IE3
Motor - Startup mode
ʏ-Δ starting
Motor - Voltage V 380
Motor - Frequency Hz 50
Motor - Rated current A 558
Motor - Weight of motor kg 1950

AIRERA 250kW Screw Air Compressor: Frequently Asked Questions (FAQ)
How does AIRERA address wear and coating issues on oil-free screw aires?
AIRERA utilizes advanced high-performance rotor coating technology, which enhances corrosion resistance and minimizes operational clearances. Even after long-term operation, the coating maintains excellent sealing performance to ensure no airflow degradation and sustained high efficiency.
What are the core advantages of the 250kW model in food processing and electronics manufacturing?
Both industries have rigorous air purity requirements. AIRERA's 100% oil-free technology eliminates the risk of product oil contamination at the source, preventing costly recalls, while its pressure stability ensures the precision of sensitive pneumatic components and automated production lines.
Does the 250kW model have a high impact on the power grid during startup?

The model offers optional VFD soft-start technology, ensuring a smooth startup current without impacting the facility's power grid. This protects electrical components and avoids peak-demand penalties or voltage fluctuations caused by high startup inrush.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Importer,Exporter,Seller

  • Year Established:

    1981

  • Total Annual:

    13200000-15000000

  • Employee Number:

    115~1040

  • Ecer Certification:

    Verified Supplier

Since 1981, Airera has been dedicated to the development & production of compressors(not AC compressors) for over 4 decades, it has overseas R&D centers and provincial enterprise technology centers, 106 R&D technicians, 12 third-generation Rotorcomp patented lines, and cooperates with Ge... Since 1981, Airera has been dedicated to the development & production of compressors(not AC compressors) for over 4 decades, it has overseas R&D centers and provincial enterprise technology centers, 106 R&D technicians, 12 third-generation Rotorcomp patented lines, and cooperates with Ge...

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Get in touch with us

  • Reach Us
  • Shanghai Bestcomp Compressor Co., Ltd
  • NO:1-2F,No.365,366,377,East Gubei Rd,baoshan Dist, Shanghai,CN
  • https://www.airscrewcompressors.com/

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