Advanced set up group (cont.) – Rockwell Automation 1305 AC Drive, Firmware 1.01-3.00 User Manual User Manual
Page 83

Chapter 5 – Programming
5-15
Advanced Set Up Group (cont.)
[Base Voltage]
Parameter # 18
Factory Default Max. Drive Rated Volts
[Base Voltage]
Parameter Type Read & Write
Minimum 25% of Max. Drive Rated Volts
This value should be set to the motor nameplate Rated
Voltage.
Units 1 Volt
Maximum 100% of Max. Drive Rated Volts
[Base Voltage]
[Base Frequency]
Figure 5.6 Standard Volts-per-Hz Pattern
Motor Rated
'
a [Maximum Voltage]
[Maximum Frequency]
b
y
Motor Rated
0 –
0
Voltage
Frequency
[Break Frequency]
Parameter # 49
Factory Default 0 Hz
[Break Frequency]
Parameter Type Read & Write
Minimum 0 Hz
This parameter sets a midpoint frequency on a custom
Volts-per-Hz curve. Combined with [Break Voltage], this
value determines the Volts-per-Hz ratio between 0 and
[Break Frequency]. Note: [DC Boost Select] must be
set to ‘‘Break Point” for this parameter to be active.
Units 1 Hz
Maximum 120 Hz