Juniper EX4300 Series Hardware Manual page 110

Table 35: N+0 AC Power Calculations for EX4300-48MP and EX4300-48MP-S Switches
Power Supply Rating
PSU PSU
0 1
1400 W 1400 W
AC AC
N+N Redundancy Configuration of AC Power Supplies
You can configure your switch for
N power supplies continue to supply power to the switch without interruption.
and the remaining
Table 36 on page 100 lists the
715 W, and 1100 W power supplies.
Table 36: N+N AC Power Calculations for 24-Port EX4300 Switches
Power Supply Rating
PSU PSU
0 1
350 W AC –
350 W AC 350 W AC
350 W AC 715 W AC
715 W AC –
715 W AC 715 W AC
Total Usable Backup
Power (in System Power
watts) Power (in watts)
(in watts)
PSU (W) +
0
PSU (W)
1
2800 2000 0
N + N redundancy, in which N power supplies can be removed or fail
N + N power calculation for 24-port EX4300 switches that use 350 W,
Total Usable
Power (in System
watts) Power (in
watts)
350 350
700 350
1065 350
715 715
1430 715
Base Available
Power PoE Power
(in (in watts)
watts)
300 1700
Backup Base
Power (in Power (in
watts) watts)
0 150
350 150
350 150
0 150
715 150
(Continued)
Ports Ports
Enabled Enabled
for PoE+ for PoE++
48 17
Available Ports
PoE Power enabled for
(in watts) PoE+
200 6
200 6
200 6
565 18
565 18
100