Juniper E Series Hardware Manual page 76

ERX 7.0.x Hardware Guide
Table 9: Power Input Module Cables and Wires Needed (continued)
Cable/Wire
Two 14-AWG wire leads (DC model only)
One AC power cord (AC model only)
Figure 29: ERX-14xx Model, Power Input Module
THIS PRODUCT IS EQUIPPED WITH
TWO POWER FEEDS. DISCONNECT
BOTH FEEDS PRIOR TO SERVICE.
-48VDC
-48VDC
Power A
leads
60
Cabling the E-series Router for Power
From
Power input module Power B –48 VDC
and RTN leads
Power input module AC power IEC
receptacle
WITH H
NNECT CT
VICE.
POWER A POWER POWER A POWER B POWER A POWER B
| | |
ON ON ON
O O O O
OFF OFF OFF OFF
POWER A PO POWER B POWER B POWER B
RTN TN -48VDC -48VDC -48VDC -48VDC
RTN TN -48VDC -48VDC -48VDC -48VDC
WARNING! ARNING!
!
NO OPERATOR ACCESSIBLE
COMPONENTS. AUTHORIZED
SERVICE PERSONNEL ONLY.
Ground
To
Appropriate leads on power source No.2
Appropriate AC power supply
| | |
ON ON ON
O O O
OFF OFF OFF
RTN RTN RTN
RTN RTN RTN
Power B Power input
leads module cover