Figure 60: Securing The Ring Lugs On The Power Cables To The Terminals On The - Juniper EX2300-C Hardware Manual

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Figure 60: Securing the Ring Lugs On the Power Cables to the Terminals
on the DC Power Supply
To connect the power supply to one power source:
Secure the ring lug of the positive
a.
terminal on the DC power supply.
INPUT 2+
Secure the ring lug of the negative
b.
or terminal on the DC power supply.
INPUT 2–
Tighten the screws on the power supply terminals until snug by using the
c.
screwdriver. Do not overtighten—apply between 8 lb-in. (0.9 Nm) and 9 lb-in.
(1.02 Nm) of torque to the screws.
To connect the power supply to two power sources:
Secure the ring lug of the positive
a.
power source to the
Secure the ring lug of the negative
b.
power source to the
Secure the ring lug of the positive
c.
DC power source to the
Secure the ring lug of the negative
d.
DC power source to the
Tighten the screws on the power supply terminals on both the power supplies
e.
until snug by using the screwdriver. Do not overtighten—apply between 8 lb-in.
(0.9 Nm) and 9 lb-in. (1.02 Nm) of torque to the screws.
Hook the plastic cover on one side of the terminal block and gently bend it inward to
5.
hook it on the other side also.
Close the input circuit breaker.
6.
Connecting and Configuring an EX Series Switch (CLI Procedure) on page 179
Power Supply in EX2300 Switches on page 27
Chapter 13: Connecting the Switch to Power
DC power source cable to the
(+)
DC power source cable to the
(–)
DC power source cable from the first DC
(+)
INPUT 1+ terminal on the power supply.
DC power source cable from the first DC
(–)
INPUT 1– terminal on the power supply.
DC power source cable from the second
(+)
terminal on the power supply.
INPUT 2+
DC power source cable from the second
(–)
terminal on the power supply.
INPUT 2–
or
INPUT 1+
INPUT 1–
165