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Selection and protection of a motor
Pr. 71 (Pr. 450) Setting
Pr. 71
Pr. 450
4
Standard motor
Constant-torque motor
Vector control dedicated motor
14
SF-V5RU (except for 1500 r/min
series).
Mitsubishi standard motor
(SF-JR 4P 1.5kW or less)
24
thermal characteristic for the
constant-torque motor
Vector control dedicated motor
34
SF-V5RU (1500r/min series),
SF-THY
Mitsubishi High efficiency motor
44
(SF-HR)
Mitsubishi constant-torque
54
motor (SF-HRCA)
Standard motor
5
15
Constant-torque motor
6
Standard motor
Constant-torque motor
16
7
Standard motor
17
Constant-torque motor
Standard motor
8
Constant-torque motor
18
9999
—
(initial
Without second applied motor
value)
*1
Motor constants of Mitsubishi high efficiency motor SF-HR.
*2
Motor constants of Mitsubishi constant-torque motor SF-HRCA.
*3
Select this setting for vector control dedicated motor SF-V5RU (except for 1500 r/min series).
REMARKS
When performing offline auto tuning, set "3, 7, 8, 13, 17, 18, 23, 33, 43, 53" in Pr. 71.
(Refer to page 192 for offline auto tuning)
For the FR-A720-00240, 00330 and FR-A740-00120, 00170, the Pr. 0 Torque boost and Pr. 12 DC injection brake operation voltage
settings are automatically changed according to the Pr. 71 setting as follows.
Standard Motor Setting
Pr. 71
0, 2, 3 to 8, 20, 23, 24, 40, 43, 44
Pr. 0
Pr. 12
190
Thermal Characteristic of the Electronic Thermal Relay
Function
Constant Torque Motor Setting
1, 13 to 18, 50, 53, 54
3%
4%
Auto tuning data can be
read, changed, and set
Star
Direct input of
connection
motor
constants is
Delta
enabled
connection
Motor
Star
constants
connection
direct input
+
Delta
offline auto
connection
tuning
2%
2%
Motor ( : used motor)
Constant
Standard
torque
(SF-JR etc.)
(SF-JRCA etc.)
*1
*2
Vector
(SF-V5RU)
*3
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