| Piston type parallel compressor unit standard configuration |
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| 1.Parallel compressor unit assembly |
| 6. Subcooler assembly (applies for single compressor double stage unit) |
| Sturdy metal chassis |
| Subcooler |
| Lifting ring |
| Subcooling expansion valve, subcooling solenoid valve, subcooling liquid sight glass, subcooling off-valve. |
| Cushion |
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| 7. Gas-liquid separator |
| 2.Reservoir assembly |
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| Reservoir has 28 bar safety valve |
| 8. Compressor electronic controller and protection assembly. |
| Reservoir inlet/outlet off-valve |
| Compressor high/low pressure controller. |
| Reservoir sight glass |
| Electronic overcurrent protector. |
| Pipeline liquid sight glass |
| Low pressure sensor |
| Reservoir out filter barrel drier, contains filter |
| Independent circuit breakers and thermal protector. |
| Filter drier barrel oulet has shut-off valve. |
| PLC controller and color touch screen. |
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| 3.Exhaust gas assembly |
| 9. Fluid supply manifold and return manifold assembly. |
| Oil separator |
| Fluid supply manifold and return manifold quantity in accordance with product catalog |
| Oil separator outlet backstop shut-off valve |
| Manifold adopts hard straight pipe. |
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| 4. Oil line assembly |
| 10. Other |
| Oil reservoir (with oil sight glass) |
| Compressor pressure gauge |
| Oil reservoir inlet/outlet off valve |
| Repair valves are mounted on each manifold |
| Oil line backstop valve |
| Insulation materials for suction, economizer and cooling tube |
| Oil outlet filter |
| Compressor unit suction off-valve |
| Oil ball valve |
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| Oil level controller |
| 11. Optional configures |
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| Refrigerant R22 or R404a |
| 5.Single compressor assembly. |
| Reservoir can be vertical or horizontal |
| Suction and discharge off-valve |
| Fluid supply manifold shunt and return manifold shunt |
| Compressor cushion |
| Cooling type: air cooled, water cooled, evaporative cooled. |
| Suction filter barrel, contains filter |
| Other brand compressor and configurations |
| Oil sight glass |
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| Oil pressure controller (oil pump lubrication) |
| 12. Components that can be added |
| Crankcase heater |
| Compressor exhaust muffler |
| Low temperature single stage compressor cylinder fan. |
| High pressure sensor |
| Low temperature single stage compressor liquid spray cooling |
| Heat recovery device. |
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| Hot gas defrost function |
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| Frozen oil |
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