Cascade Control - With Jockey Pump - KSB BoosterControl Advanced Installation & Operating Manual

Parameter Description
3-6-4 Maximum pump runtime. After this period,
BoosterControl Advanced starts the pump with the
least operating hours
3-6-5 When one pump is running: start delay of each
pump that cuts in
3-6-6 When more than one pump is running: stop delay of
the pumps
8 Commissioning/Start-up/Shutdown

8.4.2 Cascade control - with jockey pump

H
70%
H
100%
H
200%
Fig. 8: Cascade control with jockey pump
1 Bandwidth
H Head
Q Flow rate
S Setpoint
Parameter settings can only be made at the service or factory access level. In the
operating mode with jockey pump, the jockey pump is operated as a base-load pump
at first. If the pressure generated is insufficient, the jockey pump is also started up
again as the last pump.
ü The system is operational.
ü BoosterControl Advanced has been connected correctly.
ü The jockey pump has been sufficiently sized for base-load conditions.
ü Date and time have been set. (ð Section 8.3.2, Page 34)
1. Log in to BoosterControl Advanced at service or factory access level.
(ð Section 6.6, Page 31)
2. Set the parameters for the suction side. (ð Section 8.5.1, Page 45)
3. Set the frequency inverter parameters. (ð Section 8.4.6, Page 44)
4. Note dry running protection settings. (ð Section 8.5.1, Page 45)
5. Set the following parameters:
BoosterControl Advanced
Possible values
0 ... 604 800 s (corresponds to 7 days)
0 ... 999 s
0 ... 999 s
1
S
Q
Q
Q
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