Nautel NX50, Руководство по установке

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NX50 Installation Manual Installing the power transformer
Page 3-6 Issue 6.1 2021-07-13
12. Connect wires # 202, 204 and 210 to
XF1-2
on the fuse and MOV assembly (T1A1),
mounted on the power transformer (see Figure 3.5 and Figure 3.7 on page 3-8 ).
Connect wires # 203, 205 and 211 to
XF1-4
on the fuse and MOV assembly.
NOTE
:
All connections to MOVs (U1, U2 and U3) are made on the left-hand side of the fuse and
MOV assembly (see Figure 3.7 on page 3-8 ). No connections are made on the right-hand side.
Figure 3.5: NX50 Power Transformer Assembly Locations
13. Leave the back door open to allow for station reference ground connection in Section
4, “Connecting the station reference ground” on page 4-1 and ac power connection in
Section 6, “Connecting ac power” on page 6-1 .
Back plate
Line (1, 2, 3) and
Load (1, 2, 3) connections
Station reference
ground
(removed for
Fuse and MOV
Assembly (T1A1)
Transformer
ground stud
Ac Phase
Indicator LEDs
installation)
T1
Transformer
ground wire