WARNING:
Power connections must be performed by a licensed electrician
only.
12.
Verify that the power cable connections are correct.
13.
Screw the retaining nut onto the AC power cord to secure it to the metal wiring
compartment.
14.
Using a number 2 Phillips (+) screwdriver, tighten the two captive screws on the metal
AC wiring compartment.
15.
Use the provided plastic cable tie to fasten the AC power cord to the PDM.
16.
Verify that the AC power cord is not touching or blocking access to router components,
and that it does not drape where people could trip on it.
17.
Repeat the procedure for the other three-phase delta AC PDMs.
WARNING:
Do not touch the power connectors on the PDM. They can contain
dangerous voltages.
Connect Power to a Three-Phase Wye AC Power Distribution Module
CAUTION:
Do not mix AC and DC power modules within the same router.
To connect an AC power cord to an AC power source:
1.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
the strap to an approved site ESD grounding point. See the instructions for your site.
2.
Switch off the dedicated customer site circuit breakers. Ensure that the voltage across
the AC power source cable leads is 0 V and that there is no chance that the cable
leads might become active during installation.
3.
Detach the ESD grounding strap from the approved site ESD grounding point, and
connect the strap to one of the ESD points on the chassis.
4.
Switch off (
O
) the AC PSMs and disengage all AC PSMs.
5.
Using a number 2 Phillips (+) screwdriver, unscrew the four captive screws located
on the either side of the metal AC wiring compartment (four screws total per PDM).
6.
Remove the cover of the metal AC wiring compartment.
7.
Unscrew the retaining nut from the AC power cord.
8.
Put the wires of the AC power cord through the hole of the retaining nut and rubber
grommet.
9.
Put the wires of the AC power cord through the hole of the metal wiring compartment.
51
Copyright © 2014, Juniper Networks, Inc.
Connect Power to a Three-Phase Wye AC Power Distribution Module