Mitsubishi Electric FR-A800, Instruction Manual

Page: 635 / 1042

Parameters (C) Motor constant parameters
FR-A800 5 - 455
90
C120
Motor constant (R1) 9999
0 to 50 Ω, 9999
,
Tuning data
(The value measured by offline auto
tuning is automatically set.)
9999: Uses the MM-CF constant for
the IPM motor MM-CF, and the
inverter internal data for a PM motor
other than MM-CF.
0 to 400 mΩ, 9999
,
92
C122
Motor constant (L1)/d-shaft
inductance (Ld)
9999
0 to 500 mH, 9999
,
0 to 50 mH, 9999
,
93
C123
Motor constant (L2)/q-shaft
inductance (Lq)
9999
0 to 500 mH, 9999
,
0 to 50 mH, 9999
,
859
C126
Torque current/Rated PM
motor current
9999
0 to 500 A, 9999
,
0 to 3600 A, 9999
,
706
C130
Induced voltage constant
(phi f )
9999
0 to 5000 mV/(rad/s)
,
Set this parameter according to the
PM motor specifications.
9999
The value calculated by the motor
constant parameter setting is used.
711
C131
Motor Ld decay ratio 9999 0 to 100%, 9999
Tuning data
(The value measured by offline auto
tuning is automatically set.)
9999: Uses the MM-CF constant for
the IPM motor MM-CF, and the
inverter internal data for a PM motor
other than MM-CF.
712
C132
Motor Lq decay ratio 9999 0 to 100%, 9999
717
C182
Starting resistance tuning
compensation
9999 0 to 200%, 9999
721
C185
Starting magnetic pole
position detection pulse
width
9999
0 to 6000 μs,
10000 to 16000 μs, 9999
725
C133
Motor protection current
level
9999
100 to 500%
Set the maximum current (OCT) level
of the motor.
9999
Uses the MM-CF constant for the IPM
motor MM-CF, and 200% for a PM
motor other than MM-CF.
450
C200
Second applied motor 9999
0, 1, 3 to 6, 13 to 16, 20, 23, 24,
30, 33, 34, 40, 43, 44, 50, 53, 54,
70, 73, 74, 330, 333, 334, 8090,
8093, 8094, 9090, 9093, 9094
Set this parameter when using the
second motor.
(the same specifications as Pr. 71).
9999 The function is disabled.
453
C201
Second motor capacity 9999
0.4 to 55 kW
Set the capacity of the second motor.
0 to 3600 kW
9999 V/F control
454
C202
Number of second motor
poles
9999
2, 4, 6, 8, 10, 12
Set the number of poles of the
second motor.
9999 V/F control
51
C203
Second electronic thermal O/
L relay
9999
0 to 500 A
Set the rated current of the second
motor.
0 to 3600 A
9999
Second electronic thermal O/L relay
disabled.
456
C204
Rated second motor voltage
200/400
V
#
0 to 1000 V
Set the rated voltage (V) of the
second motor.
457
C205
Rated second motor
frequency
9999
10 to 400 Hz
Set the rated frequency (Hz) of the
second motor.
9999
The MM-CF constant is used when
the IPM motor MM-CF is selected for
the second motor, and the inverter
internal data is used when a PM
motor other than MM-CF is selected.
Use the correct setting according to
the motor specification.
743
C206
Second motor maximum
frequency
9999
0 to 400 Hz
Set the maximum frequency of the
second motor.
9999
The maximum frequency of an MM-
CF motor when MM-CF is selected.
The setting value of Pr. 457 is used for
non-MM-CF motors.
Pr. Name
Initial
value
Setting range Description