■ See Rear Panel of an EX4200 Switch for the ESD point location.
■ See Front Panel of an EX4500 Switch on page 7 for the ESD point location.
■ See Chassis Physical Specifications of an EX8208 Switch for the ESD point
location.
■ See Chassis Physical Specifications of an EX8216 Switch for the ESD point
location.
AC Power Electrical Safety Guidelines for EX Series Switches
CAUTION: For switches with AC power supplies, an external surge protective device
(SPD) must be used at the AC power source.
The following electrical safety guidelines apply to AC-powered switches:
■ Note the following warnings printed on the chassis:
“CAUTION: THIS UNIT HAS MORE THAN ONE POWER SUPPLY CORD.
DISCONNECT ALL POWER SUPPLY CORDS BEFORE SERVICING TO AVOID
ELECTRIC SHOCK.”
“ATTENTION: CET APPAREIL COMPORTE PLUS D'UN CORDON
D'ALIMENTATION. AFIN DE PRÉVENIR LES CHOCS ÉLECTRIQUES, DÉBRANCHER
TOUT CORDON D'ALIMENTATION AVANT DE FAIRE LE DÉPANNAGE.”
■ AC-powered switches are shipped with a three-wire electrical cord with a
grounding-type plug that fits only a grounding-type power outlet. Do not
circumvent this safety feature. Equipment grounding must comply with local
and national electrical codes.
■ You must provide an external certified circuit breaker rated minimum 20 A in
the building installation.
■ The power cord serves as the main disconnecting device for the switch. The
socket outlet must be near the switch and be easily accessible.
■ For EX Series switches that have more than one power supply connection, you
must ensure that all power connections are fully disconnected so that power to
176 ■ AC Power Electrical Safety Guidelines for EX Series Switches
Complete Hardware Guide for EX4500 Ethernet Switches
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