Figure 76: Connecting Power To The Three-Phase Wye Ac Power Supply; Figure 77: Fastening The Ac Power Cord To The Power Supply - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide
134
Connect the wires to the AC terminal block on the three-phase wye AC power supply
11.
(Figure 76 on page 134). Use a 1/4-in. slotted screwdriver to unscrew each of the input
terminals or grounding point, insert each wire into the grounding point or input terminal,
and tighten the screw.
Insert the wire labeled
a.
Insert the wire labeled
b.
Insert the wire labeled
c.
Insert the wire labeled
d.
Insert the wire labeled
e.
Figure 76: Connecting Power to the Three–Phase Wye AC Power Supply
Verify that the power cable connections are correct.
12.
Using a number 2 Phillips (+) screwdriver, tighten the two captive screws on the metal
13.
AC wiring compartment.
Use the provided plastic cable tie to fasten the AC power cord to the power supply.
14.

Figure 77: Fastening the AC Power Cord to the Power Supply

Verify that the AC power cord is not touching or blocking access to router components,
15.
and that it does not drape where people could trip on it.
Repeat the procedure for the other three-phase wye AC power supply.
16.
GND into the grounding point labeled
into the input terminal.
L1 L1
L2 into the L2 input terminal.
into the input terminal.
L3 L3
N into the N input terminal
L1 L2 L3 N
Copyright © 2010, Juniper Networks, Inc.
GND .