Bć 2, Figure b.1 ć v olts/hertz regulation block diagram – Rockwell Automation GV3000 AC Pwr Module Ver. 5.0 Hardware Ref, Installation, and Troubleshooting User Manual

Page 96

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background image

2

Local

Remote

Host

PC Option

Speed

Ref.

SelecĆ

tion

P.016

P.000

P.014
P.015
P.020

H.004

H.009

to

H.015

Rate Selection

SĆCurve

Draw Gain

Trim Ref

Jog Ref

Slip Comp

Speed Ref

+

+ +

Avoid

Freq.

Overload
DĆC Bus Voltage
Search Mot. Freq.
Ride Thru

Frequency Reference

V/Hz

Generator

Voltage

Equations

Current fbk

w1

VD

VQ

PWM

Controller

Forward

TransĆ

formation

Reverse

TransĆ

formation

P.043 Fault Auto Reset Attempts

P.044 Fault Auto Reset Time

Line Voltage fbk

A/D Converter

A/D Converter

A/D Converter

DC-Bus Voltage Comp.

Gate Signals

P.047

P.095

PWM

Inverter

AĆC Induction Motor

H.017

DB

Select

Remote

Braking

Resistor

(60Ć150 HP GV3000

Drives Only)

(1Ć60 HP

GV3000

Drives Only)

Carrier Freq.

Power Module

Output Amps

Figure

B.1
Ć V

olts/Hertz

Regulation

Block

Diagram

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