Eaton XN300 - Page 93

14 Relay output module XN-322-5DO-RCO
14.3 Wiring topic
89 XN300 slice modules 02/24 MN050002EN Eaton.com
Figure 55: Wiring diagram with U
e
looped through
Figure 56: Wiring diagram with U
e
at all five connection terminals
for total currents > 10 A
14.3.2 Suppressor circuit for inductive loads
PE
0 V
F1
U
e
R2 R2 C2
I
B
O2
I
max

I
L
I
L
R1 R1 C1
I
B
O1
I
L
I
L
R3 R3 C3
I
B
O3
I
L
I
L
R4 R4 C4
I
B
O4
I
L
I
L
R5 R5 C5
I
B
O5
I
L
I
L
X2X1 X3 X4 X5
PE
0 V
F1
U
e
R2 R2 C2
I
B
O2
I
max

I
L
I
L
R1 R1 C1
I
B
O1
I
L
I
L
R3 R3 C3
I
B
O3
I
L
I
L
R4 R4 C4
I
B
O4
I
L
I
L
R5 R5 C5
I
B
O5
I
L
I
L
X2X1 X3 X4 X5
NOTICE
When switching inductive loads, a snubber must be added at
the load in order to prevent EMI. RC suppressors have proven to
be particularly effective for this purpose as a result of their
dynamic response. In contrast, the use of varistors is not always
adequate.