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Mitsubishi Electric FR-F820-00046 Installation Manuallines Page 60

Fr-f800 series.
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APPENDIX
Wiring protection
For installation Class T, Class J, Class CC, or Class L fuse, or UL 489 Molded Case Circuit Breaker (MCCB) according to
the local directives must be provided.
FR-F820-
Rated fuse voltage [V]
Without power
Fuse
factor improving
Maximum
reactor
allowable
With power factor
*1
rating [A]
improving reactor
Molded case circuit breaker
(MCCB)
Maximum allowable rating [A]
FR-F820-
Rated fuse voltage [V]
Without power
Fuse
factor improving
Maximum
reactor
allowable
With power factor
*1
rating [A]
improving reactor
Molded case circuit breaker
(MCCB)
Maximum allowable rating [A]
FR-F840-
Rated fuse voltage [V]
Without power
Fuse
factor improving
Maximum
reactor
allowable
With power factor
*1
rating [A]
improving reactor
Molded case circuit breaker
(MCCB)
Maximum allowable rating [A]
FR-F840-
Rated fuse voltage [V]
Without power
Fuse
factor improving
Maximum
reactor
allowable
With power factor
*1
rating [A]
improving reactor
Molded case circuit breaker
(MCCB)
Maximum allowable rating [A]
*1
Maximum allowable rating by US National Electrical Code. Exact size must be chosen for each installation.
For wiring protection of the converter unit (FR-CC2) refer to the FR-CC2 Instruction Manual.
A.1.3 Short circuit ratings
200V class
Suitable for use in a circuit capable of delivering not more than 100kA rms symmetrical amperes, 240V maximum.
400V class
Suitable for use in a circuit capable of delivering not more than 100kA rms symmetrical amperes, 500V maximum.
A.1.4 Machinery directive
The frequency inverter itself is not a machine in the spirit of the EU machinery directive. The start up of the frequency
inverter in a machine is prohibited so long until it has been confirmed that the entire machine complies with the provisions
of Directive 98/37/EC (from 29.12.2009 Machinery Directive 2006/42/EC).
54
00046
00077
00105
(0.75K)
(1.5K)
(2.2K)
240V or more
15
20
30
15
20
20
15
15
25
*1
01870
02330
03160
(45K)
(55K)
(75K)
240V or more
400
500
350
400
500
450
500
700
*1
00023
00038
00052
(0.75K)
(1.5K)
(2.2K)
500V or more
6
10
15
6
10
10
15
15
15
*1
00930
01160
01800
(45K)
(55K)
(75K)
500V or more
200
250
175
200
250
225
250
450
*1
00167
00250
00340
00490
(3.7K)
(5.5K)
(7.5K)
(11K)
40
60
80
150
30
50
70
125
40
60
80
110
03800
04750
(90K)
(110K)
600
700
900
1000
00083
00126
00170
00250
(3.7K)
(5.5K)
(7.5K)
(11K)
20
30
40
70
15
25
35
60
20
30
40
60
02160
02600
03250
03610
(90K)
(110K)
(132K)
(160K)
300
350
400
500
450
500
00630
00770
00930
01250
(15K)
(18.5K)
(22K)
(30K)
175
200
225
300
150
200
200
250
150
190
225
300
00310
00380
00470
00620
(15K)
(18.5K)
(22K)
(30K)
80
90
110
150
70
90
100
125
70
90
100
150
04320
04810
05470
06100
(185K)
(220K)
(250K)
(280K)
600
700
800
900
01540
(37K)
350
300
350
00770
(37K)
175
150
175
06830
(315K)
1000

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