China atlas copco ga75 air compressor parts Manufacturer, Supplier, Factory

Atlas Copco XC2002 Operating Instructions Before operation, it is necessary to familiarize yourself with the equipment manual to avoid parameter errors that may cause protection functions to fail. Regularly check the connection lines of the controller and sensors to ensure stable signal transmission. When a fault alarm occurs, you need to identify the cause based on the code (such as sensor failure, exceeding actual parameters, etc.), solve the problem before restarting the equipment.

Atlas Copco 1608047300,The minimum pressure valve of the air compressor, also known as the pressure maintenance valve, is a crucial control component in the air compressor system. It is used to establish the system pressure. When the air compressor starts, the minimum pressure valve closes, helping to quickly establish an initial pressure of 0.4-0.5 MPa, ensuring the circulation pressure required for the lubricating oil, and preventing equipment from wearing out due to poor lubrication. It protects the oil-gas separation system when the pressure exceeds 0.45 MPa. The valve opens, reducing the air flow rate passing through the oil-gas separator, ensuring the oil-gas separation effect and protecting the oil-gas separation filter from damage due to excessive pressure difference. It has a one-way valve function to prevent the compressed air in the storage tank from flowing back to the air compressor when it stops. It prevents pressure leakage in the no-load state and ensures the lubricating oil circulation. The buffering protection function buffers the impact of large pressure differences on the separator core at the moment of machine loading, controls the gas flow rate passing through the oil-gas separation filter, and prevents high-speed airflow from damaging the oil-gas separation effect.

Atlas Copco 2901990095,The main function is core maintenance and support, covering key components such as intake valves, temperature control valve cores, rotary valves, and pressure maintaining valves, which are used for quickly repairing air compressor faults and ensuring its continuous and stable operation. The maintenance convenience is provided by standardized components, simplifying the maintenance process and reducing downtime, especially suitable for handling sudden failures and regular maintenance.

Working principle： Expansion and contraction driven: The constant temperature valve mainly operates based on the principle of thermal expansion and contraction. Special expansion temperature-sensitive paraffin wax and other components are usually used as the temperature sensing elements. When the oil temperature rises to the melting point of the paraffin wax, the wax expands significantly, generating a large force that pushes the push rod, causing the valve core to move and opening the valve; when the oil temperature drops, the paraffin wax contracts due to the cold, and under the spring rebound effect, the valve core resets, closing or reducing the valve opening. Oil passage control: The expansion and contraction of the valve core is used to adjust the changes in the oil passage between the valve body and the housing, thereby controlling the proportion of lubricating oil entering the oil cooler. When the oil temperature is lower than the set value, the valve closes or the opening degree decreases, and the lubricating oil directly returns from the oil-gas tank to the main unit, achieving rapid heating; when the oil temperature is higher than the set value, the valve opens, allowing the lubricating oil to enter the cooler for cooling, and the cooled lubricating oil returns to the main unit, thereby ensuring that the rotor temperature remains within the set range.

Quick conclusions and suggestions for Atlas Copco air compressors using ball bearings The original factory / joint design of four-point contact ball bearings on the oil-free main shaft ensure positioning accuracy and lifespan. The motor end uses protective bearings that are compatible with the frequency converter. Emphasize lubrication and grounding / insulation to reduce the risk of bearing current. Replace based on the machine nameplate and serial number as the standard, avoid blindly replacing based solely on the "universal replacement number".

Atlas Copco Air compressor LOCKNUT The locking nut of the air compressor is an important fastening component used to fix the key parts and prevent loosening. Especially in scenarios where there is vibration and pressure variation during the operation of the equipment, its role becomes even more crucial.