9
R
EAR VIEW
(SPH
15
-
20
-
20
ER)
With backpack
Without backpack
RS232 communication port and contacts
Manual bypass for maintenance
USB communication port
Output switch
Intelligent Slot
Battery expansion fuses
Parallel port (optional)
Terminals cover backpack
Cooling fans
Tie wrap hold-down
Energy Share socket
Battery expansion terminals (refer to related
section)
Energy Share Fuse
Earthing screws
Input switch
Terminals for I/O cable connection (refer to related
section)
Call Critical Power Supplies on 0800 978 8988 for the latest information