Siemens SINAMICS G120XA - Page 205

Parameter p29522 is used to define the selection mode for switching in motors.
● p29522 = 0: Selecting the next pump according to the fixed sequence. The converter
switches in the pump by following the sequence M1 → M2 → M3 → M4.
● p29522 = 1: Selecting the next pump according to the operating hours. The converter
switches in the pump with the least absolute operating hours (p29530[0...3]).
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Figure 6-20 Pump swith-in
Advanced commissioning
6.3 Pump control
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB 203