B
SAFETY INFORMATION
Important Safety Information
Please read the following safety information carefully
before installing the 3Com Baseline Switch 2250 Plus.
WARNING: Installation and removal of the unit must
be carried out by qualified personnel only.
■ If installing the Switch unit in a stack with other
units, the Switch unit must be installed below the
narrower units and above the deeper units.
■ The unit must be connected to an earthed
(grounded) outlet to comply with international
safety standards.
■ Do not connect the unit to an AC outlet (power
supply) without an earth (ground) connection.
■ The appliance coupler (the connector to the unit
and not the wall plug) must have a configuration
for mating with an EN60320/IEC320 appliance
inlet.
■ The socket outlet must be near to the unit and
easily accessible. You can only remove power from
the unit by disconnecting the power cord from the
outlet.
■ This unit operates under SELV (Safety Extra Low
Voltage) conditions according to IEC 60. The con-
ditions are only maintained if the equipment to
which it is connected also operates under SELV
conditions.
France and Peru Only
This unit cannot be powered from IT
†
supplies. If your
supplies are of IT type, this unit must be powered by
230 V (2P+T) via an isolation transformer ratio 1:1,
with the secondary connection point labelled Neutral,
connected directly to earth (ground).
†
Impédance à la terre