Rockwell Automation Allen-Bradley PowerFlex 755T User Manual

Rockwell Automation Publication 750-PM101B-EN-P - April 2022 27
Chapter 3 PowerFlex 755T Control Block Diagrams
Figure 6 - Power Loss
1 2 3 4 5 6
BA
D
C
FHEG
I
Power Loss (PwrLoss)
Voltage Sag
Detection
Ride Through
Conguration
173 176 179 181
PhsLossRTExpActn
DFDTRdTHrExpACtn
VltgSagRTExpActn
Line Voltage
Metering [B1]
Line Current Feedback
Metering [H5]
VltgSag Det Actn
LSCPhLossDetActn
DFDT Det Actn
PLL LOS Det Actn
192 193
BasicPLL Err Lmt
BasicPLL Err Dly
1
AC Line Freq
PLL [H3]
174 180 177
Phase Loss
Detection
DFDT
Detection
Line Sync
Loss
Detection
AC Ride Thru
21
Input Phase Loss
22
AC Line Sync
23
PwrLossRTExpActn
171 170
PwrLoss Det Actn
172
RideThrough Time
Power Loss
Detection
Ride Through
Conguration
Ride Through
Conguration
Ride Through
Conguration
Ride Through
Conguration
Timer Timer Timer Timer
BasicPLL Error
88
935
935
935
Phase Loss RTExp
Phase Loss Det
PowerLoss RTExp
PowerLoss Det
Line Sag Det
Line Sag RT Exp
LnSyncLoss Det
High df/dt Det
Timer
LnSyncLoss RTExp
High df/dt Det RTExp
RMS Line Voltage
Metering [D3]
To Condition Handler
(Faults & Alarms)
Overview VarCtrl PFC Vector Overview PRef Move Prof Ind 2 VelRefCAM Ld Obs Cur IPM MOP Logic Metering DroopCtrl CurPwrLmt Freq Overview PRef2 Roll Psn VRef Vect Friction Comp Proc 1 22Series IO Digital Invert PLL DBC CurrCtrl CBI Metering PReg Spindle Ref Move Trq RefCAM Proc 2 22Series IO Digital Motor I2T PwrLoss VoltRefGen LscCtrlCfg Fdbk Psn PLL VRef Overview VReg Vect Trq Ref AntiSway 11-Series IO Digital High Speed Wizard LscData VoltCtrl DriveDerating Homing Psn CAM VRef Sel Trq Overview Trq Filt Oil Well 1 22-Series IO Analog CurRefGen DCBusObs PRef1 Prof Ind 1 VRef All Trq Ref Sel Cur IM SPM Oil Well 2 22-Series IO Analog PwrLoss

Rockwell Automation Allen-Bradley PowerFlex 755T Specifications

General

Brand	Rockwell Automation
Model	Allen-Bradley PowerFlex 755T
Category	DC Drives
Language	English