Siemens D7-SYS - Page 494

Closed-loop thyristor current control
5-54 System- and communication configuring D7-SYS - SIMADYN D
Edition 06.2002
Connec-
tion
Significance Value Value
change
Type
PC6.LDU
Absolute inverter (INV) control limit [°]
Condition: 90
≤ LDU ≤ 180, > QSF\bit 9 = 1
150 Init
PC6.LDL Absolute rectifier (RECT) control limit [°]
Condition: 0
≤LDL ≤ 90, > QSF\bit 9 = 1
30 Init
PC6.DIL Tolerance of the pulse position [°]
1.0
PC6.DIZ
No. of permissible limit violations DIL 3
CSP.WCU Positive current limit (absolute value) 1.0
CSP.WCL
Negative current limit (absolute value) 1.0
Connec-
tion
Significance Value Value
change.
Type
PA6.SYX
Mode: Synchronizing voltage source 0 Init
PA6.NCM
Mode: Line supply handling { 0…4 , >4= 0 }
0
PA6.FAM
For NCM=1: Refer to 4
For NCM=2: Average value generation {
≥1…<8 }
For NCM=3: Decrease phase difference {
≥1…≤1000 }
For NCM=4: Decrease phase step {
≥1…≤1000 }
0
PA6.INV
Mode for rotating field detection 0 Init
PA6.FNT
Line supply frequency [Hz] for the start of synchronization
Condition: 6
≤ FNT ≤ 600, > QSF\bit 9 = 1
50 Init
SOL.UNM
Mode: Handling an undervoltage condition (Sitor) 2
SOL.IEF
Mode: Use calculated EMF value
(FB EMF present )
1
SOL.NZM
Zero current signal from the SITOR set Y/N=0/1 0
SOL.OF2
Off command, torque direction M2 0
SOL.HMH
Enables the bits for the hardware signaling word YHW 16#FFFF
SOL.HM1
Enables the bits for fault word YF1 16#FFFF
SOL.HM2
Enables the bits for fault word YF2 16#FFFF
SOL.HP1
Enables the bits from YF1 for immediate pulse inhibit 16#0020
SOL.HP2
Enables the bits from YF2 for immediate pulse inhibit 16#0040
CPI.SVC
Mode: Pre-control of the CPI 0
PC6.LDP Selects the firing pulse waveform:
LDP = 0: 7kHz pulse chain,
LDP = 1: long pulses.
0Init
Selection, parameters