Figure 213: Connecting Power To A Three-Phase Delta Ac Power Supply - Juniper T640 Hardware Manual

T640 Core Router Hardware Guide
402
Connect the wires to the AC terminal block on the three-phase delta AC power supply
13.
(Figure 213 on page 402). Loosen each of the input terminal or grounding point screws,
insert the wire into the grounding point or input terminal, and tighten the screw.
NOTE: The terminal connections have either slotted screws or hex screws.
Use a 1/4-in. slotted screwdriver for the slotted screws. Use a 5/32-in
(4-mm) Allen wrench for the 5/16-in hex screws.
Insert the wire labeled
a.
Insert the wire labeled
b.
Insert the wire labeled
c.
Insert the wire labeled
d.

Figure 213: Connecting Power to a Three-Phase Delta AC Power Supply

L1 L2 L3
Verify that the power cord wire connections are correct.
14.
Using a number 2 Phillips (+) screwdriver, tighten the two captive screws on the metal
15.
AC wiring compartment.
GND into the grounding point labeled
L1 into the L1 input terminal
L2 into the L2 input terminal.
LC3 into the LC3 input terminal.
L1 L2 L3
GND .
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