Extreme Networks Alpine 3802, Hardware Installation Manual

Page: 249 / 394

Installing a BlackDiamond 6800 Series DC Power Supply
Extreme Networks Consolidated "i" and "e" Series Hardware Installation Guide 249
Figure 142: Dimensions of the DC power cable lugs
Use power cables and lugs with the specifications outlined in Table 51.
Attaching the Cable to the Lugs
To attach the cable to the lugs, perform the following steps:
1 Strip 0.5 inches of insulation from the 4 AWG, high strand-count copper wire cable.
2 Insert the cable into the cable lugs.
CAUTION
Ensure that no copper is visible between the lug and the cable insulation
3 Tighten the retaining screw on each to 1.49 foot-pounds (2.02 Newton meters).
Figure 143: Power and ground cable lugs
Each set of power terminals on the DC power supply consists of two 6-mm, metric-threaded,
nickel-plated, brass studs centered 0.625 inch apart. The earth ground studs extend 0.52 inch (13.2 mm)
Table 51: Source DC power specifications
Characteristic Specification
DC power cable size 4 AWG, high strand-count copper wire
DC power cable lug Panduit copper, standard barrel, 2-hole lug—Type LDC (Thomas &
Betts part number 32005)
Power 1800 W, -42 to -70 VDC
BD_021
Area for
heat-shrink
tubing
4 AWG,
high-strand-count
conductor
Terminal crimp
2.25 in. (5.72cm)
0.25 in.
(0.64cm)
0.55 in.
(1.40cm)
0.08 in.
(0.20cm)
2 holes
0.267 in.
(0.678cm)
0.37 in.
(0.94cm)
0.625 in.
(1.588cm)
38_lugs
Cable retention screw Cable retention screw