Mitsubishi Electric A800 Plus Series Function Manual page 9

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SND rating
∗1
Initial values differ depending on the rating as follows. The value in the parentheses is the initial value for the 400 V class.
00046
00077
(0.4K)
(0.75K)
Pr.570
Pr.
setting
00023
00038
(0.4K)
(0.75K)
0, 1
6
4
0
2
6
6
(%)
3
6
6
12
6
4
0, 1
5
5
7
2
5
5
(s)
3
5
5
12
5
5
0, 1
10
10
2
5
5
8
(s)
3
5
5
12
5
5
0, 1
4
4
2
4
4
12
(%)
3
4
4
12
4
4
∗2
The rated current and motor capacity values differ according to the inverter capacity. For the inverter rated specifications, refer to the Instruction
Manual (Startup/Hardware) of the inverter.
∗3
The initial value for the FR-A820-00077(0.75K) or lower and FR-A840-00038(0.75K) or lower is set to the 85% of the inverter rated current.
NOTE
• When Pr.570 = "0" (SLD rating), carrier frequency automatic reduction is enabled regardless of the setting in Pr.260 PWM
frequency automatic switchover.
• To use FR-A820-03160(55K) / FR-A840-01800(55K) inverter with the LD or SLD rating, the DC reactor corresponding to the
applied motor, which is available as an option, is required.
• When the FR-A820-03160(55K) / FR-A840-01800(55K) inverter is used with the LD or SLD rating, the setting increment and
the setting range of the parameters in the FR-A820-03800(75K) / FR-A840-02160(75K) or higher inverter are applied. In an
example of Pr.9, the setting increment changes from 0.01 A to 0.1 A and the setting range changes from "0 to 500 A" to "0 to
3600 A".
Restrictions
• For setting the SND rating, the following limitations apply.
Item
Maximum frequency
Carrier frequency
Fast-response operation
8
INTRODUCTION
00105
00167
00250
00340
(1.5K)
(2.2K)
(3.7K)
(5.5K)
00052
00083
00126
00170
(1.5K)
(2.2K)
(3.7K)
(5.5K)
4
4
3
3
4
4
4
3
6
4
4
4
4
4
3
3
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
10
10
10
10
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
The setting range of Pr.18 High speed maximum frequency is limited to 0 to 200 Hz.
The carrier frequency is fixed at 2 kHz. Pr.72 PWM frequency selection is invalid.
The fast-response operation setting is not available. For Pr.800 Control method selection and Pr.451
Second motor control method selection, setting "100 to 102, 106, 109 (Pr.800 only), 110 to 112" is invalid.
200 V class: FR-A820-[]-R2R
00490
00630
00770
00930
01250
(7.5K)
(11K)
(15K)
(18.5K)
(22K)
400 V class: FR-A840-[]-R2R
00250
00310
00380
00470
00620
(7.5K)
(11K)
(15K)
(18.5K)
(22K)
2
2
2
2
2
3
2
2
2
2
3
3
2
2
2
3 (2)
2
2
2
2
15
15
15
15
15
5
15
15
15
15
5
5
15
15
15
5 (15)
15
15
15
15
30
30
30
30
30
5
15
15
15
15
5
5
15
15
15
5 (15)
15
15
15
15
2
2
2
2
2
4
2
2
2
2
4
4
2
2
2
4 (2)
2
2
2
2
Description
01540
01870
02330
03160
03800
(30K)
(37K)
(45K)
(55K)
(75K)
00770
00930
01160
01800
02160
(30K)
(37K)
(45K)
(55K)
(75K)
2
1.5
1.5
1
1
2
2
2
2
1
2
2
2
2
2
2
1.5
1.5
1.5
1
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
30
30
30
30
30
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
2
2
2
1
1
2
2
2
2
1
2
2
2
2
2
2
2
2
2
1
04750
(90K)
02600
(90K) or
higher
1
1
1
1
15
15
15
15
30
15
15
15
1
1
1
1

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