3Com 3C16981A-US - Superstack 3 Switch 3300 12port10/100 User Manual page 35

France and Peru only:
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This unit cannot be powered from IT† supplies. If your supplies are of
IT type, this unit must be powered by 230V (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.
U.K. only:
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The Switch 3300 is covered by Oftel General Approval,
NS/G/12345/J/100003, for indirect connection to a public
telecommunications system. This can only be achieved using the
console port on the unit and an approved modem.
Sockets for Redundant Power System (RPS):
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Only connect an Advanced Redundant Power System (3C16071B)
with Type 2A Power Modules and Type 2 cables to the Redundant
Power System socket.
WARNING: RJ45 Ports. These are shielded RJ45 data sockets. They
cannot be used as telephone sockets. Only connect RJ45 data connectors
to these sockets.
Either shielded or unshielded data cables with shielded or unshielded
jacks can be connected to these data sockets.
Important Safety Information 35