6B
50
21
d
RCD add-on block (AOB)
for MCB:
• NCNxxxA
• NDNxxxA
• NTxxxC
• MSN3xx
• NBN3xxA
BD163T, BE163T, BF163T
4
OFF
A
B
12 mm
C
Open slider
PZ2
Tighten the 3 MCB
screws before
cover closing
A
B
B
Push strongly
to close
properly
Ensure the plastic flap is closed
before mounting the device
into the enclosure
P
U
S
H
1
2
3
AU
Electrical connection
in
N
o
u
t
N
in
N
o
u
t
N
I
I
L1
L2
L3
L1'
L2'
L3'
N'
N
{
IN
IN
{
OUT
L1
L2
L3
L1'
L2'
L3'
{
IN
{
OUT
3Ph + N
3Ph
Mounting MCB + AOB = RCBO
4
5
Push the grey button
to comply with product standard
IEC 61009-1 Annex-G.
When button pushed
MCB + AOB = RCBO
(slider is locked)
WARNING : Installation by qualified
contractors only
1
6B5021d
Flexible cable
6 - 40 A :10 mm
2
40 - 63 A : 16 mm
2
Multi-core cable
6 - 40 A :16 mm
2
40 - 63 A : 25 mm
2
14 mm
max
