Lust CDA3000 - 76 CI-Current Injection

6-18
Application Manual CDA3000
6 Control modes
6.1.4 _76 CI-Current
injection
CIFMx Limit frequency of current injection
CICNx Reference for current injection
MP Remagnetization
II Current injection
Figure 6.9 Current injection (II)
Parameters of current injection
Function Effect
• Current injection via current
control as from a parameter-
izable limit value as a per-
centage of device rated
current
• Increase the starting torque
up to the set limit frequency
t [s]
0
0
1
f [Hz]
v [m/s]
Start
I [A]
0
MP
II
CICNx
CIFMx
Parameter Function Value range FS Unit Online
760-CICN1 CDS1: Current injection reference 0 ... 180 120 %
761-CIFM1 CDS1: Current injection limit frequency 0 ... 100 4 Hz
762-CIFR1 CDS1: Current injection transition range 0.5 ... 10 2 Hz
763-CICN2 CDS2: Current injection reference 0 ... 180 120 %
764-CIFM2 CDS2: Current injection limit frequency 0 ... 100 4 Hz
765-CIFR2 CDS2: Current injection transition range 0.5 ... 10 2 Hz
766-CITM1 CDS1: Current injection timer for
switchover to CICT1
0 ... 60 6 s
Table 6.7 Parameters from subject area _76CI Current injection