Rockwell Automation 20Y PowerFlex Active Front End User Manual

Page 98

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98

Rockwell Automation Publication 20Y-UM001E-EN-P - July 2014

Chapter 4

Programming and Parameters

DY

NAMIC C

O

NTROL

Control Modes

051

[Control Options]
A set of bits to select AFE control options to disable different harmonic compensation.

Bit 5 (5th Comp Off) – Disables 5th harmonic elimination when Bit 5 = 1.

Bit 12 (DC Ref Follow) – Allows the DC Voltage Reference to follow the AC Input Voltage

if the input voltage is rising when Bit 12 = 1. In this case, the DC Bus Voltage Ref = P1 [Input Voltage] x
P61 [DC Volt Ref]

÷ P40 [Nom Input Voltage]. However, the following limits apply to tracking the DC voltage Reference:

Low Limit:

Parameter 1 [Input Voltage] x 1.35 x 1.05 for all units

High Limit:

Parameter 40 [Nom Input Voltage] x 1.35 x 1.30 for 400V/480V units

Parameter 40 [Nom Input Voltage] x 1.35 x 1.15 for 600V/690V units

Rest

ar

t M

odes

052

[AutoRstrt Config]
Selects the faults that are automatically cleared by the auto restart function.
The attempt numbers are set by parameter 053 [AutoRstrt Tries].

053

[Auto Rstrt Tries]
Sets the maximum number of times the AFE attempts to reset a configured fault and restart.
0 = No automatic restarting after fault trip.

Default:

Min/Max:
Units:

0

0/10
None

054

[Auto Rstrt Delay]
Sets the time between restart attempts when parameter 053 [Auto Rstrt Tries] is set to a value other
than zero.

Default:

Min/Max:
Units:

1.0 sec

0.5/30.0 sec
0.1 sec

V

olt

age L

oo

p

060

[DC Volt Ref Sel]
Selects the source of the DC bus voltage reference to the AFE.

Default:

Options:

0

0
1
2
3
4
5
6
7

DC Volt Ref

DC Volt Ref
Analog In1
Analog In2
DPI Port 1
DPI Port 2
DPI Port 3
DPI Port 4
DPI Port 5

061

[DC Volt Ref]
Sets the DC voltage reference. Used when parameter 060 [DC Volt Ref Sel] is set to ‘0’ (DC Volt Ref).

Default:

Min:
Max:

Units:

Parameter 031 [Rated Volts] x 1.35 x 1.1

[Rated Volts] x 1.35 x 1.05
[Rated Volts] x 1.35 x 1.3 (for 400/480V units)
[Rated Volts] x 1.35 x 1.15 (for 600/690V
units)
0.1V DC

062

[DC Volt Kp]
Sets the proportional gain for the bus regulator to adjust regulator response.

Default:

Min/Max:
Units:

200

0/10000
None

063

[DC Volt Ki]
Sets the voltage loop integral gain for responsiveness of the bus regulator.

Default:

Min/Max:
Units:

0.0040 sec

0.0000/6.0000 sec
0.0001 sec

Fil

e

Gr

oup

No.

Parameter Name & Description

Values

Bit
Definition

DC Re

f F

ol

lo

w

5th C

om

p O

ff

Default

x

x

x

x

x

x

x

x

x

x

1

x

x

x

x

x

Bit

15 14 13 12 11 10 9

8

7

6

5

4

3

2

1

0

1 = Condition True
0 = Condition False
x = Reserved

Bit
Definition

LC

L O

ve

rT

em

p

Hea

ts

in

kU

nd

Tp

An

lg

In

L

oss

Gr

ound F

ault

AC

O

ve

rC

ur

r

IGBT

O

ver

Te

mp

DC O

verV

ol

t

DC Und

erV

ol

t

Au

xi

liar

y In

Default

x

x

x

x

x

x

x

0

0

0

0

1

0

1

0

1

Bit

15 14 13 12 11 10 9

8

7

6

5

4

3

2

1

0

1 = Condition True
0 = Condition False
x = Reserved

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