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To Know The Operating Status At The Occurrence Of Alarm; Correspondence Between Digital And Actual Characters; Resetting The Inverter - Mitsubishi Electric FR-E520 Instruction Manual

Transistorized inverter.
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5.1.2

To know the operating status at the occurrence of alarm

When any alarm has occurred, the display automatically switches to the indication of the
corresponding protective function (error). By pressing the
resetting the inverter, the display shows the output frequency. In this way, it is possible
to know the running frequency at the occurrence of the alarm. This also applies to the
current. After resetting, you can confirm the data in the alarm history (refer to page 67).
5.1.3

Correspondence between digital and actual characters

There are the following correspondences between the actual alphanumeric characters
and the digital characters displayed on the operation panel:
Actual
Display
0
1
2
3
4
5
6
7
8
9
5.1.4

Resetting the inverter

The inverter can be reset by performing any of the following operations. Note that the
electronic overcurrent protection's internal heat calculation value and the number of
retries are cleared (erased) by resetting the inverter.
Recover about 1s after reset is cancelled.
Operation 1: ............Using the operation panel, press the
Operation 2: ............Switch power off once, then switch it on again.
Operation 3: ............Switch on the reset signal (RES).
Actual
Display
A
B
C
D
E
F
G
H
I
J
L
(This may only be performed when the inverter protective function
(major fault) is activated.)
PROTECTIVE FUNCTIONS
M O D E
Actual
M
N
O
o
P
S
T
U
V
r
-
STOP
RESET
195
key at this point without
Display
key to reset the inverter.
5

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