Rockwell-automation 1305 AC Drive, Firmware 1.01-3.00 User Manual Manual de usuario descargar pdf (Pagina 81)

Chapter 5 –Programming

5-13

Set Up Group (cont.)

[Se

c Cu

imit]

Parameter # 141 Factory Default 0% of Drive Rated Current ➁

[Se

c Cu

imit]

Parameter Type Read & Write Minimum 0% of Drive Rated Current ➁

When this parameter is set to zero, the [Current Limit]

setting is used throughout the frequency range. When set

to a value other than zero, the [Current Limit ] value will

be active up to the [Base Frequency] setting, then tapers

down between [Base Frequency] and 1.5 times [Base

Frequency]. At frequencies above 1.5 times [Base

Frequency], the [Sec Curr Limit] setting is the active

current limit value.

Units 1% Maximum 150% of Drive Rated Current ➁

Figure 5.5 Current Limit Setting

% of Drive Output Current

[Base Frequency]

(17)

1.5 Times

[Base Frequency]

[Maximum Frequency]

(19)

[Current Limit]

(36)

[Sec Curr Limit]

(141)

(17)

Single Phase Input Ratings

The [Current Limit], [Overload Current] and [Sec Curr

Limit] parameters are set based on the drive rated output

current for three phase input ratings. When setting these

parameters for single phase input ratings, use the following

formula to determine the proper parameter setting:

1 Output Current➂ X Percent (0 to 150%)

3 Output Current ➂

Parameter setting

in percent

➁ The Drive Rated Ouput Current is based on three phase input ratings. See Single

Phase Input Ratings instructions.

➂ See Table 1.A on page 1-6.

1 2 ... 76 77 78 79 80 81 82 83 84 85 86 ... 161 162

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Rockwell-automation 1305 AC Drive, Firmware 1.01-3.00 User Manual Manual de usuario Pagina 81

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