Screw Air Compressor Parts Inlet Unloading Valve fit Atlas Copco Brand

The inlet unloading valve 2202260841 is designed for Atlas Copco screw air compressors to control air intake during unload conditions, helping stabilize system pressure and improve overall operating efficiency.

Application

Screw Air Compressor

Material

Aluminum

,

Stainless Steel

Category: Tag:
Description

The inlet unloading valve is a key control component in Atlas Copco rotary screw air compressors, working in coordination with the inlet system and control circuit. Model 2202260841 is specifically engineered to manage air intake during unloading phases, preventing unnecessary compression and reducing mechanical stress on the airend.

By precisely controlling the opening and closing of the intake path, the unloading valve plays a critical role in energy optimization and smooth compressor operation under fluctuating air demand.

Role in Compressor Unloading Control

When system pressure reaches the preset upper limit, the unloading valve responds by closing or restricting the intake airflow. This immediately reduces compression work, allowing the compressor to transition into an unloaded state without shutting down the motor.

During pressure drop or renewed air demand, the valve reopens smoothly, enabling rapid reloading. This controlled response minimizes pressure fluctuation, avoids frequent start-stop cycles, and contributes to stable compressed air supply.

Design & Construction Features

The valve body is built from high-strength metal materials suitable for continuous-duty industrial environments. Internal components are precision-machined to ensure consistent movement and accurate response to control signals.

Sealing elements are selected for durability and resistance to oil, heat, and compressed air exposure. This construction helps maintain reliable sealing performance over long operating hours, even in systems with frequent load/unload switching.

OEM Reference & Compatibility

  • OEM Part Number: 2202260841

Manufactured to OEM-equivalent specifications, this valve allows direct replacement with accurate fit and functional compatibility, without modification to the compressor system.

Part Numbers
1613681801 1613900884 2911000000 1617238400 2901046100 2910300200 1622963900 1623079485
1622171383 2901145300 2901000500 2901021200 1613679300 2906020100 2901141100 2901084001
1622316200 1625005540 2901000600 2901108401 1622171300 2901139900 2901099700 2205490598
1622316285 2906009500 3015500606 2200900943 1613900800 1614647680 1617238400 2906063320
1613814400 2901099700 1622963900 2906038000 1614900883 1513040081 2901021200 2901021701
1614900801 3001500626 2901084001 2901145300 1613815000 2906095900 2901108401 2901021200

We also offer intake unloading valves with the above part numbers. Please feel free to contact us if needed.

Performance Benefits

A properly functioning inlet unloading valve significantly reduces unnecessary energy consumption by eliminating compression during idle conditions. It also helps lower operating temperature and mechanical wear on the airend, bearings, and drive components.

Stable unloading performance improves overall system efficiency, reduces pressure shock, and supports quieter operation, especially in compressors operating under variable load profiles.

Application Scope

This inlet unloading valve is suitable for Atlas Copco oil-injected rotary screw air compressors, widely used in:

  • Manufacturing and processing plants
  • Continuous industrial compressed air systems
  • Installations with frequent load/unload cycles

It is designed to meet the operational demands of medium- to heavy-duty compressor applications.

Maintenance & Service Notes

Regular inspection of the unloading valve during routine compressor servicing is recommended. Ensuring clean intake passages and proper control signal response helps maintain efficient unloading behavior and prolongs overall compressor service life.

Why This Inlet Unloading Valve Matters

Unlike standard intake components, the inlet unloading valve directly affects how efficiently a compressor manages idle conditions. This model offers dependable unloading control, durable construction, and consistent performance—making it a practical choice for maintaining energy efficiency and operational stability in Atlas Copco screw air compressors.

Shipping and Delivery

MAECENAS IACULIS

Vestibulum curae torquent diam diam commodo parturient penatibus nunc dui adipiscing convallis bulum parturient suspendisse parturient a.Parturient in parturient scelerisque nibh lectus quam a natoque adipiscing a vestibulum hendrerit et pharetra fames nunc natoque dui.

ADIPISCING CONVALLIS BULUM

  • Vestibulum penatibus nunc dui adipiscing convallis bulum parturient suspendisse.
  • Abitur parturient praesent lectus quam a natoque adipiscing a vestibulum hendre.
  • Diam parturient dictumst parturient scelerisque nibh lectus.

Scelerisque adipiscing bibendum sem vestibulum et in a a a purus lectus faucibus lobortis tincidunt purus lectus nisl class eros.Condimentum a et ullamcorper dictumst mus et tristique elementum nam inceptos hac parturient scelerisque vestibulum amet elit ut volutpat.