3com 2848-sfp plus User Guide

Please read the following safety information carefully 
before installing the Baseline Switch 2848-SFP Plus.

■

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 A.C. 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 
conditions are only maintained if the equipment to 

which it is connected also operates under SELV 
conditions.

 

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