Alcatel-Lucent 7705 SAR-A Installation Manual page 80

Wiring and Connecting DC Power
Required tools and hardware:
Follow these steps to wire and connect –48 VDC power feeds (see
Step 1. For CBN installations only, ensure that the positive terminal on the DC power
Step 2. Make the battery return ground connection(s)
Step 3. Make the battery connection(s) to the disconnect device
80
Table 18: Wiring the DC Power Supplies Descriptions (Continued)
Key Description
6 Battery wire
7 Battery return wire
8 Tightening screw
9 Wire receptacle
• two or four lengths of wire (two lengths per supply)
• wire cutter
• wire stripper
• torque driver for slot screws; No. 2 slotted blade width, 0.125 in (3.2 mm)
Note: The minimum AWG power conductor for the DC input connections must be based on
the application, and on the local codes, practices, and regulations applicable for the region.
source is connected to ground.
i. Run a length of wire from the power source positive terminal to the terminal on
the router.
ii. Prepare the end of the wire at the power source according to local safety
practices and attach it to the power source positive terminal.
iii. Prepare the end of the wire at the router (see
iv. Attach the battery return wire to the +Batt return terminal on the router. Tighten
to a torque of 3.54 to 4.42 lbf-in (0.4 to 0.5 N
v. For redundant power supply configurations, repeat substeps
other battery return wire.
i. Run a length of wire from the disconnect device to the router. Prepare the router
end of the wire (see
according to local safety practices.
(Figure
Figure 17). Prepare the wire at the disconnect device
7705 SAR-A Chassis Installation Guide
Figure 18):
18, key item 7):
Figure 17).
.
m) maximum.
i to iv
(Figure 18, key item 3):
for the