Connecting a Redundant Power Supply 29
Figure 5 RPS Connection to the Switch
When the RPS is connected to the Switch, the circuit breaker in the RPS
can be moved to the closed (on) position and the Switch will be powered
by the 48V DC power.
The 48V DC power will take priority over the AC mains and will power
the Switch if it is connected.
RPS LED The RPS status LED on the front of the Switch 5500 indicates the status of
the RPS and AC supplies as shown in Tab l e 9
.
Table 9 RPS LED Colors
+
-
NULL
-48 -60V;2.0A
100-240V;50/60Hz;1.0A
~
NULL
-48 -60V;2 0A
Null
+
-
Pinout
Cable Tie
Color State
Green AC and RPS supply connected.
Yellow AC failed or not connected. RPS supply is ok.
Off There is no RPS supply connected.
DUA1715-0AAA02.book Page 29 Wednesday, March 23, 2005 11:17 AM
To Next Page
Loading...
