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Megabreak® - Maintenance guide
M
ain
tenanc
e guide
51
4.4
MNC - Main contacts
Tools necessary:
Torx 30
Calibre for sequence test (maintenance kit)
4.4.1 - MNC-I - Visual
• Presence of dust, etc
If necessary clean with dry cloth and alcohol
• Condition of main contacts surface
In case of damaging surface treat it with glass-paper (n°320).
Clean with dry compressed air
If the main contacts are too damaged
➔
contact BTicino
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>.9
0
xIr
ON
N
0.00
0.02
0.04
0.06
0.08
0.1
I
2
t=k@12I
r
MEM=OFF
s
1.
.5
Ii
Icw
4
3
2
8
6
10
12
15
xIn