DP Pumps Hydro-Unit Utility Line F, Installation & Operating Manual

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10.2.2.4 Pump protection
Table 32: Pump protection parameters
Parameter Description Value range and dependencies Factory setting Access level Read Access level Write Re-start
required
2-4 Pump protection - - Everybody Nobody -
2-4-1 General - - - - -
2-4-1-1 Minimum frequency 0 … maximum frequency 60 Hz Everybody Service -
2-4-1-2 Maximum frequency Minimum frequency … 150 Hz 100 Hz Everybody Service -
2-4-1-4 Pump response to pressure sensor
failure Stop all pumps Stop all pumps Everybody Service -
Freeze number of pumps running and speed
Run one pump at fixed speed speed
Run two pumps at fixed speed
Run three pumps at fixed speed
Run four pumps at fixed speed
Run five pumps at fixed speed
Run six pumps at fixed speed
2-4-1-5 Pump response to pressure sensor
failure Stop all pumps Stop all pumps Everybody Service -
Freeze number of pumps running
Run one pump
Run two pumps
Run three pumps
Run four pumps
Run five pumps
Run six pumps
2-4-1-6 Pump speed on pressure sensor
failure 0 … 100 % 0 Everybody Service -
2-4-2 Changeover within pump group - - - - -
2-4-2-1 Changeover within pump group Disabled Enabled Everybody Service -
Enabled
2-4-2-2 Maximum runtime 1 s … 24 h 24 h/number of
pumps Everybody Service -
2-4-2-3 Over-/undersupply Oversupply Oversupply Everybody Service -
Undersupply
2-4-2-4 Time of over-/undersupply 0 … 60 s 0 Everybody Service -
2-4-2-5 Ramp up time 0 … 60 s 0 Everybody Service -