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Piping Diagram
7-3 Functions (cont.)
7-3-2 Control (cont.)
7-3-2-5 Protective control (cont.)
- If the compression ratio is low,
1st step Increase of the superheat degree : The superheat degree for compressor suction is increased .
2nd step Increase of the minimum compressor frequency : The minimum compressor frequency is increased to the predefined
3rd step Comp Trip : If in critical state for 10 min, stop the compressors and trigger an error (E428).
Samsung Electronics
model-specific frequency.
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