Bitzer ST-140-1 Mode D'emploi page 72

8.4 OS. compressors with R717 (NH
OS.A53 .. 74
14
15
11
1
15
2
15 18
9
17
8
15
Fig. 22: Oil circuit for thermosiphon oil cooling with R717 (NH
ample with 3 different OS. compressors in order to show the different equipment.
ST-140-1 // PDF Download
), simple refrigerant circulation
3
OS.A85 OS.A95
15 15
11
1 1
15
2 2
15 18 15
3
9
OSKAB85
16 16
16
15
13
12
11
15
18
Booster
9
21
20
16
8
16
6
15
TC
7 5
), circuit with simple refrigerant circulation (primary receiver). Hypothetical ex-
3
27 25
28
4
19
26 25
24
72