Installing Input Power Cables - Huawei DBS3900 Installation Manual

DBS3900 (ICR)
Installation Guide
Step 4 Label the installed cable according to the instructions in Attaching a Cable-Tying Label.
----End

15.7 Installing Input Power Cables

This section describes the procedure for installing input power cables.
Context
An ICR supports power inputs of -48 V DC, +24 V DC, and 220 V AC.
The input power cables for an ICR must be prepared onsite.
of input power cables.
Table 15-6 Specifications of input power cables
Cable
-48 V DC input
power cable
(DCDU-03B)
-48 V DC input
power cable
(DCDU-11B)
+24 V DC input
power cable
220 V AC single-
phase input power
cable
220 V AC three-
phase input power
cable
Procedure
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Issue 12 (2015-04-30)
Connector at
One End
OT terminal
(M6)
OT terminal
(M6)
OT terminal
(M6)
OT terminal
(M6)
OT terminal
(M6)
To install the -48 V DC input power cable, perform the following operations:
1. Cut the cable to a length suitable for the actual cable route.
2. Add an OT terminal to one end of the cable according to the instructions in Assembling
the OT Terminal and the Power Cable.
3. Connect one end of the power cable to the corresponding RTN(+) and NEG(-)
terminals on the DCDU-03B or DCDU-11B, as shown in
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Table 15-6
Connector at the
Other End
Depending on the
external power system
Depending on the
external power system
Depending on the
external power system
Depending on the
external power system
Depending on the
external power system
15 Installing Cables
lists the specifications
Cross-Sectional
Area
2 2
16 mm (0.025 in. , a
pair)
2 2
16 mm (0.025 in. ,
two pairs)
2 2
25 mm (0.039 in. )
2 2
6 mm (0.009 in. )
2 2
2.5 mm (0.004 in. )
Figure 15-19.
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