3com DUA 1648-5AAA02 Manual Do Utilizador

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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.

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The unit must be connected to an earthed (grounded) outlet 
to comply with international safety standards.

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Do not connect the unit to an A.C. outlet (power supply) 
without an earth (ground) connection.

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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.

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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.

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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.

France and Peru only
This unit cannot be powered from IT

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 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).

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 Impédance à la terre

Power Cord Set
This must be approved for the country where it will be used.

U.S.A. and 
Canada

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The cord set must be UL-approved and CSA certified.

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The minimum specifications for the flexible cord are:
No. 18 AWG
Type SV or SJ
3-conductor

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The cord set must have a rated current capacity of at least 
10 A.

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The attachment plug must be an earth-grounding type 
with a NEMA 5-15P (15 A, 125 V) or NEMA 6-15P (15 A, 
250 V) configuration.

Denmark

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The supply plug must comply with Section 107-2-D1, Stan-
dard DK2-1a or DK2-5a.

Switzerland

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The supply plug must comply with SEV/ASE 1011.

UK

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The supply plug must comply with BS1363 (3-pin 13-amp) 
and be fitted with a 5 A fuse which complies with 
BS1362.

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The mains cord must be <HAR> or <BASEC> marked and 
be of type HO3VVF3GO.75 (minimum).

Europe

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The supply plug must comply with CEE7/7 (“SCHUKO”)

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The mains cord must be <HAR> or <BASEC> marked and 
be of type HO3VVF3GO.75 (minimum).