Johnson Controls SABROE Unisab III Control - Page 76

Settings - regulating parameters, reciprocating compressors
Regulator type Minimum Maximum
Factory
setting
Unit
Suction pressure
Sp 1
-1
-90
9
24.8 (1*)
1
-19.1
bar
°C/R717
Sp 2
-1
-90
9
24.8 (1*)
1
-19.1
bar
°C/R717
Nz 0 100 4
°C
Pb 0 100 10
°C
Process out
temperature
(Brine)
Sp 1 -60 100 20
°C
Sp 2 -60 100 20
°C
Nz 0 100 4
°C
Pb 0 100 10
°C
Discharge side
Sp 1
-1
-90
24
58 (2*)
8
21.4
bar
°C/R717
Sp 2
-1
-90
24
58 (2*)
8
21.4
bar
°C/R717
Nz 0 100 4
°C
Pb 0 100 10
°C
Process out
temperature
(Hot water)
Sp 1 -60 100 20
°C
Sp 2 -60 100 20
°C
Nz 0 100 4
°C
Pb 0 100 10
°C
Ext. cool
Sp1 -999 999 0 -
Sp2 -999 999 0 -
Nz 0 999 0 -
Pb 0 999 0 -
Ext. heat
Sp1 -999 999 0 -
Sp2 -999 999 0 -
Nz 0 999 0 -
Pb 0 999 0 -
Motor current limiter
Sp1 0 2500 2500 Amp.
Sp2 0 2500 2500 Amp.
Notes:
1* HPO/HPC +25 bar (+60×/R717)
2* HPO/HPC +40 bar (+79.4×/R717)
Table 25: Settings - regulating parameters, reciprocating compressors
Compressor control and surveillance
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Engineering manual - Unisab III 1.10
001930 en 2014.09