Yaskawa CIMR-AU 200V Drives - Manual (Page 322)

u L9: Drive Protection 2
No.
(Addr.
Hex)
Name LCD Display Description Values Page
L9-03
(0819)
<1>
Carrier Frequency
Reduction Level
Selection
Fc ReductLvl Sel
0: Disabled
1: Enabled
Selects the level to start the reduction of the frequency or to clear
the current frequency level for the automatic reduction of the
carrier frequency.
There is normally no need to change this parameter from the
default value.
0: Reduces the carrier frequency based on the drive rated current
that is not derated.
1: Reduces the carrier frequency based on the drive rated current
that is derated by the carrier frequency and the temperature
selected for C6-02.
Note: This parameter is not available in models 4A0930
and 4A1200.
Default: 0
Range: 0, 1
–
<1> Available in drive software versions PRG: 1018 and later.
B.8 L: Protection Function
322 YASKAWA ELECTRIC TOEP C710616 41E YASKAWA AC Drive - A1000 Quick Start Guide