Piping Diagram
Samsung Electronics 255
Discharge temperature protection
▪ Purpose
Prevent abnormal discharge temperature to protect the system and compressors.
▪ Concept
▪ Control specifications in detail
1st step EVIEEV Open : EVIEEV is forcibly opened.
5th step Comp trip : Compressors stop and an error is triggered (E416).
Compressor Trip (E416)
※ Discharge Temperature < 80℃ : Compressor Trip release
Hz Hold area
Hz Down area
HP Down area
Normal operation
Hz Hold release
Hz Down release
HP Down release
Temperature (℃)
(Discharge / Comp. Top)
EVIEEV forced control
EVIEEV control release
100 / 105
105 / 110
110 / 115
120 / 120
98 / -
93 / -
7-3 Functions (cont.)
7-3-2-5 Protective control (cont.)
7-3-2 Control (cont.)
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