Rockwell Automation PowerFlex 7000 Technical Data

1-2 Functional Description
7000-TD002A-EN-P – September 2007
Description of Operation A complete block diagram of the PF7000 control circuit is shown in
Figure 1.1. The major blocks are described in the following sections.
Line
Protection
Rectifier
DCLink
inductor
Line filter
cap
Inverter
Motor filter
cap
Motor
Voltage
Motor Current
Speed
Command
Speed
Reference
Machine side
feedback and
gating
Alpha
Inverter
Alpha
Rectifier
Line side feedback
and gating
Line Voltage
AC Line
Reactor
Line
Current
Faults
InvTorque
CurCmd
Inv Flux
CurCmd
Flux Range
Machine
Protection
Sync
Transfer
Speed
Control
Stator freq
Slip freq
Flux Feedback
Speed Feedback
Flux
Control
Faults
Ta ch
Feedback
Source
Motor
Current
Control
Motor
Model
Idc Feedback
Figure 1.1 – Functional Block Diagram of PF 7000 control system

Rockwell Automation PowerFlex 7000 Specifications

General

Brand	Rockwell Automation
Model	PowerFlex 7000
Category	DC Drives
Language	English