YASKAWA U1000 - Page 521

No.
(Addr.
Hex)
Name LCD Display Description Values Page
E5-25
(035E)
Polarity Switch for
Initial Polarity
Estimation Timeout (for
PM Motors)
RotPolarityInvrs
0: Disabled
1: Enabled
V/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLVV/f
OLV/PM
V/f w PG
AOLV/PM
OLV
CLV/PM
CLV
OLV/PM AOLV/PM CLV/PMOLV/PM AOLV/PM CLV/PM
V/fOLV/PM
Switches polarity for initial polarity estimation.
0: Disabled
1: Enabled
There is normally no need to change this parameter from the
default value.
If “Sd = 1” is listed on the nameplate or in a test report for a
Yaskawa motor, this parameter should be set to 1.
Default: 0
Range: 0, 1
263
<1> Setting value is not reset to the default when drive is initialized.
<2> Default setting is determined by parameters A1-02, Control Method Selection, o2-04, Drive Model Selection, and C6-01, Drive Duty Selection.
<3> Selections may vary depending on the motor code entered to E5-01.
<4> Default setting is determined by parameter E5-01, Motor Code Selection.
<5> Display is in the following units:
2o0028, 2o0042, and 4o0011 to 4o0027: 0.01 A units
2o0054 to 2o0248 and 4o0034 to 4o0930: 0.1 A units
B.7 E: Motor Parameters
YASKAWA ELECTRIC SIEP C710636 04D U1000 Industrial MATRIX Drive Technical Manual
521
B
Parameter List