1. Unit Frame Components

• Powder-coated color steel sheet (RAL5000 standard color, corrosion resistant)

• Base frame

• Shock absorbers

2. Condenser Components

• Condenser with 2.5 bar safety valve.

• High-efficiency axial fan.

• Fan with overheat protection.

• Condenser support structure.

• Equipped with liquid storage tank, combined valve.

• Optional dry filter outlet for field installation.

3. Exhaust Components

• Oil separator

• Oil return solenoid valve (installed at oil return outlet)

• One-way valve

4. Pipeline Components

• Liquid receiver (with sight glass)

• Pipeline solenoid valve (installed at liquid outlet)

• High-pressure shut-off valve

• Low-pressure shut-off valve

• Vibration absorber

• Liquid filter drier

5. Single Compressor Unit Components

• Semi-hermetic piston compressor

• Crankcase heater

• Vibration isolator

• Oil level switch (external float type)

• Compressor internal overload protection

• High/low pressure control protection switch

• Compressor terminal block cover

• Low temperature liquid injection cooling valve

6. Gas-Liquid Separator

• (No specific components listed under this heading, only the title)

7. Unit Electrical Control Protection Components

• Main power supply voltage protection

• Phase sequence protection

• Compressor overload protection

• Fan overheat protection and terminal block

• PLC programmable control system

8. Liquid Supply Valve & Gas Return Valve Components

• Liquid supply and gas return valve insulation and wrapping materials.

• Valve assembly for easy field connection.

9. Others

• Unit pipeline pressure test.

• Labels and nameplates for each component.

• Anti-corrosion protective materials for exposed pipes and joints.

• Unit nitrogen charge.

10. Optional Customer Items

• Refrigerants such as R22, R507, or R404A.

• Vertical or horizontal gas-liquid separator.

• Heat exchanger for liquid subcooling.

• Liquid separator (for water, oil, etc.).

• High-pressure gauge, low-pressure gauge, oil pressure gauge.

• Suction and exhaust pipe vibration absorption structure.

• Pipeline insulation at connection points.

11. Customizable Customer Items

• Compressor external oil level monitor

• High-pressure oil return system

• Economizer

• Heat recovery function

• Liquid injection