Power board – Nx Networks NX series User Manual
Page 28
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Cabling and connections
6
6. CABLING
AND
CONNECTIONS
6.1 Power
unit
The following wiring diagrams show the mains and motor connections of the frequency converter.
Figure 6-1. Principal wiring diagram of NX5 power unit, FR4 to FR6
*When using 1-phase supply, connect the cables to terminals L1 and L2.
U
V
W
B+
M
3~
L1* L2* L3
L1 L2 L3
nk6_1.fh8
R-
B-
Power board
External
filter
(option)
External
RFI-filter
(option)
BR
BR
(option)