Mitsubishi FR-A800

(C) Motor constant parameters
PARAMETERS
443
5
GROUP
C
 For FR-A820-00077(0.75K) or lower and FR-A840-00038(0.75K) or lower, it is set to 85% of the inverter rated current.
 For the FR-A820-03160(55K) or lower and FR-A840-01800(55K)or lower.
 For the FR-A820-03800(75K) or higher and FR-A840-02160(75K)or higher.
 Differs according to the voltage class. (200 V/400 V)
 The setting range and unit change according to the Pr.71 (Pr.450) setting.
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
 This function is enabled when the RT signal is
ON.
Set the rated motor current.
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 Use the Pr.84 Rated motor frequency setting.
744
C207
Second motor inertia
(integer)
9999 10 to 999, 9999
Set the inertia of the second motor.
9999: Uses the constant value of Mitsubishi
motor (SF-PR, SF-JR, SF-HR, SF-JRCA, SF-
HRCA, SF-V5RU (1500 r/min series) and so on).
745
C208
Second motor inertia
(exponent)
9999 10 to 7, 9999
463
C210
Second motor auto
tuning setting/status
0
0 No auto tuning for the second motor.
1
Performs offline auto tuning without rotating the
second motor
11
Performs offline auto tuning without rotating the
motor (V/f control, IPM motor MM-CF)
(Refer to page 452)
101
Performs offline auto tuning by rotating the
second motor
458
C220
Second motor
constant (R1)
9999
0 to 50 , 9999
 
Tuning data of the second motor
(The value measured by offline auto tuning is
automatically set.)
9999: Uses the constant value of Mitsubishi
motor (SF-PR, SF-JR, SF-HR, SF-JRCA, SF-
HRCA and so on).
0 to 400 m, 9999
 
459
C221
Second motor
constant (R2)
9999
0 to 50 , 9999
 
0 to 400 m, 9999 
460
C222
Second motor
constant (L1) / d-axis
inductance (Ld)
9999
0 to 6000 mH, 9999
 
0 to 400 mH, 9999 
461
C223
Second motor
constant (L2) / q-axis
inductance (Lq)
9999
0 to 6000 mH, 9999
 
0 to 400 mH, 9999 
462
C224
Second motor
constant (X)
9999 0 to 100%, 9999 
455
C225
Second motor
excitation current
9999
0 to 500 A, 9999
 
0 to 3600 A, 9999 
860
C226
Second motor torque
current/Rated PM
motor current
9999
0 to 500 A, 9999
 
0 to 3600 A, 9999 
560
A712
Second frequency
search gain
9999
0 to 32767
The offline auto tuning automatically sets the
gain required for the frequency search of the
second motor.
9999
Uses the constant value of Mitsubishi motor (SF-
PR, SF-JR, SF-HR, SF-JRCA, SF-HRCA and so
on).
Pr. Name
Initial
value
Setting range Description