GEA Bock HGZ Series - Page 13

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4| Description of functions
Explanations
1 Compressor
2 CylinderLP-stage
3 IntermediatepressurechamberMP
4 IntermediatepressurelineMP
5 CylinderHP-stage
6 Liquidsubcooler
7 Reinjectionvalve
8 Sightglass
9 Sightglass
10 Solenoidvalve
11 Filterdrier
12 Damper,pressureline
13 Oilseparator
14 Non-returnvalve
15 Condenser
16 Refrigerantreceiver
17 Filterdrier
18 Solenoidvalve
19 Sightglass
20 Expansionvalve(evaporator)
21 Evaporator
22 Liquidseparator
23 Damper,suctionline
24 Filtersuctionline
LP =Lowpressure
MP =Intermediatepressure
HP =Highpressure
FUE=Liquidsubcooler,inlet
FUA=Liquidsubcooler,outlet
Scopeofsupply
Line A
Line B
4.1 Two-stagerefrigerationcyclewithliquidsubcooler
Fig.13