Juniper ACX5448-D Hardware Manual page 57

Figure 38: DC PSM in an ACX5448 router
Figure 39 on page 58 shows the DC PSM in ACX5448-D and ACX5448-M routers.
Figure 39: DC PSM in ACX5448-D and ACX5448-M Routers
NOTE: The DC PSM in the router has four terminals labeled V–, V–, V+, and V+ for connecting
DC power source cables labeled positive (+) and negative (–). The V+ terminals are shunted
together, as are the V– terminals.
Table 22 on page 58 and
Table 22: Airflow Direction in DC PSM for ACX5448
Power Supply Module Number
JPSU-650W-DC-AFI
JPSU-650W-DC-AFO
Table 23 on page 59 show the different PSMs and their direction of airflow.
Wattage
650 W
Direction of Airflow
Airflow in (back-to-front)
Airflow out
(front-to-back)
Color of Power
Supply Module
Handle
Juniper Azure Blue
Juniper Gold
58