Rockwell Automation 7000A PowerFlex Medium Voltage Drive (A-Frame) - Classic Control - Manual (Page 28)

1-10 Overview of Drive
7000A-UM150F-EN-P – June 2013 7000 “A” Frame
Description Specifications
Number of Rectifier Devices
per phase
Voltage 6-Pulse PWM
2400 V
3300 V
4160 V
6600 V 2
4
4
6 2
4
4
6
SCR PIV Rating
(Peak Inverse Voltage)
Voltage 6-Pulse PWM
2400 V
3300 V
4160 V
6600 V 6500 V
6500 V
6500 V
6500 V 6500 V
6500 V
6500 V
6500 V
Output Waveform to Motor Sinusoidal Current / Voltage
Medium Voltage Isolation Fiber Optic
Modulation Techniques
SHE (Selective Harmonic Elimination)
PWM (Pulse Width Modulation)
Control Method
Digital Sensorless Direct Vector
Full Vector Control with Tach Feedback (Optional)
Tuning Method Auto Tuning via Setup Wizard
Speed Regulator Bandwidth 5-25 Radians / Second
Torque Regulator Bandwidth 15-50 Radians / Second
Speed Regulation
0.1% without Tachometer Feedback
0.01-0.02% with Tachometer Feedback
Acceleration/Deceleration Range Independent Accel/Decel – 4 x 30 sec.
Acceleration/Deceleration Ramp Rates 4 x Independent Accel/Decel
S Ramp Rate Independent Accel/Decel – 2 x 999 sec.
Critical Speed Avoidance 3 x Independent with Adjustable Bandwidth
Stall Protection Delay / Speed
Load Loss Detection Adjustable level, delay, speed set points
Control Mode Speed or Torque
Current Limit Adjustable in Motoring and Regenerative
Output Frequency Range 0.2-75 Hz
Service Duty Rating
Overload Rating
Normal Duty Heavy Duty
110% Overload for
1 minute every 10 minutes
(Variable Torque Load)
150% Overload for
1 minute every 10 minutes
(Constant or Variable
Torque Load)
Typical VFD Efficiency
> 98% ( 6 Pulse)
> 97.5% (PWM Active Front End)
Contact Factory for Guaranteed Efficiency
of Specific Drive Rating
Input Power Factor
PWM Rectifier
0.98 minimum, 30 – 100% Load
IEEE 519 Harmonic Guidelines  IEEE 519 Compliant
VFD Noise Level < 85 dB(A) per OSHA standard 3074
Regenerative Braking Capability Inherent – No Additional Hardware or Software Required
Flying Start Capability
Yes – Able to Start into and Control a Spinning Load in
Forward or Reverse Direction
Operator Interface 40-character, 16-line formatted text
Languages
English German
French Chinese
Spanish
 Harmonic filter required on 6-pulse drive to meet IEEE 519.
Under certain conditions, power system analysis will be required.
Specifications
(cont.)