Comtech EF Data SMS-458B - Manual (Page 14)

SMS-458B Modem Protection Switch Revision 2
Preface MN/SMS458B.IOM
xii
Installation
The installation and connection to the line supply must be made in compliance to local or
national wiring codes and regulations.
The SMS-458B Modem Protecrtion Switch is designed for connection to a power system
that has separate ground, line and neutral conductors. The equipment is not designed for
connection to power system that has no direct connection to ground.
The SMS-458B Modem Protecrtion Switch is shipped with a line inlet cable suitable for
use in the country of operation. If it is necessary to replace this cable, ensure the
replacement has an equivalent specification. Examples of acceptable ratings for the cable
include HAR, BASEC and HOXXX-X. Examples of acceptable connector ratings include
VDE, NF-USE, UL, CSA, OVE, CEBEC, NEMKO, DEMKO, BS1636A, BSI, SETI,
IMQ, KEMA-KEUR and SEV.
International Symbols:
Symbol Definition Symbol Definition
~
Alternating Current Protective Earth
Fuse Chassis Ground
Telecommunications Terminal Equipment Directive
In accordance with the Telecommunications Terminal Equipment Directive 91/263/EEC,
this equipment should not be directly connected to the Public Telecommunications
Network.