This timer starts if the excess pressure delivered by the oil pump is less than a preset value.
An alarm is issued if the timer runs out. See subsection 2.2.35. Oil pump low pressure alarm
for more details about this alarm.
55. Oil pump low shutdown
For SAB SAB 120→151, SAB 157 HR and 193→355 compressors with oil pump.
This timer starts if the excess pressure delivered by the oil pump is less than a preset value.
A shutdown is issued if the timer runs out. See subsection 2.2.36. Oil pump low pressure
shutdown for more details about this shutdown.
56. Backspin delay
For SABflex compressors
This timer starts if the SSTV valve does not close correctly at stop giving a backwards flow
through the compressor. A shutdown is issued if the timer runs out. See subsection
2.2.40. VSD backspin for more details about this shutdown.
Set-up
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