Our Fixed Speed Scroll Compressors range from 1.5 to 27 tons, offering a variety for commercial and residential use.
A frontview of LG Fixed Speed Scroll Compressor with a light gray background
The Fixed Speed Scroll Compressor efficiently performs compression work by rotating the orbiting scroll at a constant speed, providing an reliable operation.
A Fixed Speed Scroll Compressor is shown in operation, with the orbiting scroll rotating at a constant speed.
| Refrigerant | Series | Cooling Capacity(Ton) | Cooling Capacity(kW) |
| R410A | AP, AB, AR | 1.5 - 8.0 | 5.3 - 28.0 |
| R454B | YB, YP, YR, YG | 1.5 - 27.0 | 5.3 ~ 95.0 |
| R404A | MP, MB, MR | 1.5 - 6.5 | 5.6 -22.8 |
* The capacity is tested under ARI conditions at 60Hz.
What is the difference between Fixed Speed Scroll and Variable Speed Scroll Compressor?
The Fixed Speed Scroll Compressors operate by supplying a constant fixed voltage to the motor, meaning that the compressor always work at its full capacity. On the other hand, the Variable Speed Scroll Compressors maintain a constant air pressure and adjust the motor speed to match the air demand.
Is a Fixed Speed Scroll Compressor efficient?
LG’s unique by-pass valve helps to improve Fixed Speed Scroll Compressor’s system efficiency. Reed valves strategically place by-pass ports that relieve pressure at startup and maximize operational efficiency. Also, Fixed Speed Scroll Compressor discharges reed valve to prevent back flow of refrigerant.
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