BECKHOFF C9900-U3x0 - Manual (Page 11)

Power pack for Beckhoff IPC with UPS
Connecting the Battery
Normally, the battery is mounted in an control cabinet, near to the industrial
PC. The fixing on DIN rail enables a simple and quick mounting and
demounting.
The connection of the 24 V
DC
to the battery should be made via a cable
with 2 x 1.5mm². The transmission of the 24V
DC
and the UPS-voltage is
made via a cable with 4 x 1.5mm² (see .figure). At the end of the cable, the
version of the connecting plug is connected, according to the PC series.
8 C9900-U3x0