Indication Of Settings And Options - Mitsubishi Electric melpto d series Operation Manual

Numerical protection relay
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A - 7

Indication of settings and options

This item indicates the settings with the item No. "500" range and option with "800" to "900" range.
<< Example >>
(1)
Item No. "511" – "Phase fault time-delayed element operating current" : 1.0 A
(2)
Item No. "542" – "Earth fault instantaneous element operating time" : INST
(3)
Item No. "800" ("Contact X
(4)
Item No. "902" ("CT Zero-phase primary current") : 5.0 A
Step
Description
1
The indication mode starts.
The item number "010" will blink.
2
Indication of settings
The settings of the item numbers of "511"
to "542" will be displayed.
Ex.:
With the item No. "511", it is indicated
-
that the operating current of the
phase fault time-delayed element is
set to 1.0 A.
With the item No. "542", it is indicated
-
that the operating time of the earth
fault instantaneous element is set to
"INST".
3
"Forced operation" with the item number
in the "700" range will not be displayed
here.
4
Indication of selected option
The options selected from the item
numbers of "800" to "902" will be
displayed.
Ex.:
With the item number "800", it is shown
-
that the contact X
has been set to "0100".
With the item number "902", it is shown
-
that the CT Zero-phase primary
current has been set to 5.0 A. The CT
primary and CT Zero-phase primary
currents will be indicated with the
corresponding unit indicator lit.
"Max. record reset", "Fault record reset",
"Self-check reset" and "LED lamp test" are
not indicated here.
5
The indication mode ends.
To indicate the following settings and options:
arrangement") : Contact arrangement data setting 0100.
0
IND./IND.END
arrangement data
0
IND./IND.END
Operation
Switch
Press
Once
UP
-
UP
Once
Once
15
Indication
Item No.
Item data
0
1
0
0.
kA
B-
C-
A-
phase
phase
phase
Item No.
Item data
5
1
1
1.
kA
B-
C-
A-
phase
phase
phase
:
:
Item No.
Item data
5
4
2
I
n
Item No.
Item data
8
0
0
0
1
:
:
Item No.
Item data
9
0
2
Item No.
Item data
kA
B-
C-
A-
phase
phase
phase
0
0
A
Zero-
phase
0
A
Zero-
phase
s
T
0
0
5
A
Zero-
phase
JEP0-IL9416

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