Ferrite Bead Installation - Liebert UPS User Manual

FERRITE BEAD INSTALLATION

When using either of the options below, to reduce the risk of radio interference, fit
the ferrite assemblies supplied with the UPS as follows:
Serial Communications
Attach the smaller enclosed ferrite
bead clamp to the communication
cable as shown in the drawing using
the following directions:
Open the ferrite bead.
Place the communication cable
inside the ferrite bead groove.
Position the ferrite beads as close
as possible to the end of the
cable that connects to the DB9
connector of the UPS.
Close the ferrite bead so that the
ferrite bead's case snaps closed
with the cable routed inside the
ferrite bead's case.
SNMP Installation ( When fitted)
Attach the larger enclosed ferrite bead
clamp to the network cable as shown
in the drawing using the following
directions:
Open the ferrite bead.
Place the network cable inside the
ferrite bead groove.
Wrap the cable once around the
bead.
Position the ferrite cable as close
as possible to the end of the cable
that connects to the UPS.
Close the ferrite bead so that
the ferrite bead's case snaps
closed with the cable routed
inside the ferrite bead's case.
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