
Installing the SH9HU, SH7HU, SH7HU-R and 1HU Equipment Shelves
166
Installation and Commissioning Manual
F
S
P
3000R
7 R
11
.1 8000
0015930
Issue
B
, ©
2012
ADVA AG Optical Netw
orking
ADVA Conf
idential
Step 9
Connect the quipment end of the CBL/DC/300/2AWG16/TB,
CBL/DC/300/3AWG14/TB, or PC300/3WIRE/RED/BLACK/14AWG
cable (pre-essembled with ring lugs) to the terminal block of the PSU
as shown in
.
Proceed as follows:
a) Connect the earth (ground) wire to the protective earth terminal
and secure the wire with one of the terminal screws removed in
.
b) Connect the return wire to the positive terminal labeled “+” and
secure the wire with one of the terminal screws removed in
.
c) Connect the -48 V DC supply wire to the negative terminal
labeled “-”, and secure the wire with one of the terminal screws
removed in
.
d) Tighten all terminal screws well using the Phillips screwdriver
size 2
Figure 28:
Connecting a DC Power Cord to a PSU of the SH7HU
P
S
Note
Pay attention to the polarity! The wires must be connected in
accordance with the wire insulation colors and the terminal end
specifications described in the
Hardware Description, Appendix A.
CBL/DC/300/3AWG14
PSU/7HU-DC(-HP)
PSU/7HU-DC-HP
PC300/3WIRE/RED/BLAC
K/14AWG
Protective-cover fixing
screws
Terminal screws