Johnson Controls SABROE UniSAB III Engineering Manual page 133

Compressor control and surveillance
Capacity vs speed diagram, C MO/ H P O 28 & 38 V S D with C e nt a co u plin g
10 0
9 0
8 0
7 0
6 0
5 0
4 0
3 0
2 0
1 0
0
0
Note: Actual allowed speed range depends on operating conditions and motor selection.
Fig. 22: Capacity vs speed diagram, CMO/HPO 28-38 with Centa coupling.
Engineering manual - UniSAB III 1.10.8
001930 en 2021.06
Blue, red and black lines: operation with appro p riate motor selection
Black line: SPEED mode (optimised for best regulatio n )
Red line: S T EP mode (optimised for best COP)
Dashed lines: transient operation only
8 cyl
4 cyl
5 0 0
133/346
1 0 0 0
Speed (rpm)
1 5 0 0