LEGRAND DMX3 2500 - Standard Functions of the Breaker

129
DMX
3
discharged
10
5
2
0.7
0.4
5
0.6
0.5
Ir
2
0.9
8
0.8
10
xIr
3
Im
6
4
5
s
xIn
0.1
0.0
0.01
20
5
10
@6Ir
30
tr
30
20
0.3
tm
0.2
0.3
0.2
0.1
I>1.05
I>.90
xIr
ON
N
0.00
0.02
0.04
0.06
0.08
0.1
I
2
t=k@12Ir
MEM=OFF
s
1
.
.
5
Ii
Icw
4
3
2
8
6
10
12
15
xIn
MAN position.
Default setting for a new product.
In this position it’s possible to prevent the closing
after a trip commanded by protection unit (button
ejected).
When this function is selected, the operator
must insert the button before to close again the
breaker.
AUT position.
Mostly used in monitoring systems.
In this position the breaker can be always closed
after a trip commanded by protection unit (button
remains inserted).
Breaker will be always ready to close when its
status is like this:
discharged
charged
discharged
discharged
discharged
charged
discharged
discharged
.
NB: In order to set the button in AUT position:
1. Push the button until the end with a flat screwdriver.
2. Pushing, turn the selector 90° in AUT position.
22. Standard functions of the breaker
22.1 Reset button
For use with
automatic chan-
ge over systems
(with feedback
function) set the
reset button in
MAN position.