Nx Networks NX series Manuale Utente

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Cabling and connections

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.

B+

L1* L2* L3

L1 L2 L3

nk6_1.fh8

R-

B-

Power board

External
filter
(option)

External
RFI-filter
(option)

(option)