35
Protection unit
@6I
2
3
4
12
15
lcw
x
ln
1.5
2.5
2
6
8
10
x
lr
0.1
0.2
0.5
0.2
0.1
s
lr
0.4
0.5
0.6
0.7 0.8 0.9
+ 0.00
0.02
0.04
0.060.080.1
5
10
20
30 30 20
10
5
MEM-OFF
s
r
tr
N
100%
50%
OFF
x
ln
ON
x
lr
l>.90
l>1.05
@6I
0 281 66
0.3
0.2
0.4
0.5 0.6 0.7
0.8
1
0.1
0.2
0.5
1
0.1
0.2
0.5
1
lg
tg
test
2
3
4
6 8 10
12
15
lcw
li
x
ln
1.5
2.5
2
3 4 5
6
8
10
x
lr
lsd
OFF
0.1
0.2
0.5
1 1 0.5
0.2
0.1
s
tsd l
2
t=k@12lr
lr
0.4
0.5
0.6
0.7 0.8 0.9
+ 0.00
0.02
0.04
0.060.080.1
5
10
20
30 30 20
10
5
MEM-OFF
s
r
tr
x
ln
MAN AUT
OK
C
@6I
2
3
4
12
15
lcw
x
ln
1.5
2.5
2
6
8
10
x
lr
0.1
0.2
0.5
0.2
0.1
s
lr
0.4
0.5
0.6
0.7 0.8 0.9
+ 0.00
0.02
0.04
0.060.080.1
5
10
20
30 30 20
10
5
MEM-OFF
s
r
tr
N
100%
50%
OFF
x
ln
ON
x
lr
l>.90
l>1.05
@6I
0 281 66
0.3
0.2
0.4
0.5 0.6 0.7
0.8
1
0.1
0.2
0.5
1
0.1
0.2
0.5
1
lg
tg
test
2
3
4
6 8 10
12
15
lcw
li
x
ln
1.5
2.5
2
3 4 5
6
8
10
x
lr
lsd
OFF
0.1
0.2
0.5
1 1 0.5
0.2
0.1
s
tsd l
2
t=k@12lr
lr
0.4
0.5
0.6
0.7 0.8 0.9
+ 0.00
0.02
0.04
0.060.080.1
5
10
20
30 30 20
10
5
MEM-OFF
s
r
tr
x
ln
MAN AUT
OK
C
LED 3
LED 2
LED 1
LED 4
LED 5
3. Signaling of protection unit state
The state of Protection Unit is signaled through LED 1 and 2, according to the table:
An alarm is more important than a prealarm . The overload is more important than over temperature .
PROTECTION
LED1
LED2
Inactive
Off
Off
Active: (I 100A for DMX-SP/250A
for DMX
3
-1600 or supplied)
Green
Off
Active: (overload prealarm I > 0 .9Ir)
Green
Fix
Red
Fix
Active: (overload alarm I > 1 .05Ir)
Green
Fix
Red
Flashing
Active: (over temperature alarm T >75°C) Green
Flashing
Red
Flashing
LED 3
Failure by ground fault
(only for item 0 281 66
and 0 281 68)
LED 4
Failure by short circuit/
instantaneous short circuit
LED 5
Failure by overload/
over temperature
In case of breaker tripping
the LED corresponding to
the protection that caused
the tripping remains lighted,
signalling the corresponding
fault has occured . (if external
supply is present)
Summary of Contents for 0 281 64
Page 1: ...Unité de Protection Juin 17 LE08438AB Réf 0 281 64 65 66 67 68 ...
Page 2: ......
Page 27: ...Protection unit June 17 LE08438AB References 0 281 64 65 66 67 68 ...
Page 28: ......
Page 53: ...53 Protection unit ...
Page 54: ...54 Protection unit ...
Page 55: ...55 Protection unit ...
Page 56: ...LE08438AB ...