Power And Electrical Safety Information; General Electrical Safety Guidelines And Warnings For Ex Series Switches - Juniper EX8208 Complete Hardware Manual

CHAPTER 21

Power and Electrical Safety Information

General Electrical Safety Guidelines and Warnings for EX Series Switches

Copyright © 2010, Juniper Networks, Inc.
General Electrical Safety Guidelines and Warnings for EX Series Switches on page 297
Prevention of Electrostatic Discharge Damage on EX Series Switches on page 298
AC Power Electrical Safety Guidelines for EX Series Switches on page 300
AC Power Disconnection Warning for EX Series Switches on page 301
DC Power Electrical Safety Guidelines for EX Series Switches on page 302
DC Power Disconnection Warning for EX Series Switches on page 303
DC Power Grounding Requirements and Warning for EX Series Switches on page 305
DC Power Wiring Sequence Warning for EX Series Switches on page 306
DC Power Wiring Terminations Warning for EX Series Switches on page 308
Multiple Power Supplies Disconnection Warning for EX Series Switches on page 309
TN Power Warning for EX Series Switches on page 309
In Case of Electrical Accident: Action to Take on an EX Series Switch on page 310
This topic applies to hardware devices in the EX Series product family, which includes
switches and the XRE200 External Routing Engine.
WARNING: Certain ports on the device are designed for use as intrabuilding
(within-the-building) interfaces only (Type 2 or Type 4 ports as described in
GR-1089-CORE
(OSP) cabling. To comply with NEBS requirements and protect against
lightning surges and commercial power disturbances, the intrabuilding ports
must not be metallically connected to interfaces that connect to the OSP or
its wiring. The intrabuilding ports on the device are suitable for connection
to intrabuilding or unexposed wiring or cabling only. The addition of primary
protectors is not sufficient protection for connecting these interfaces
metallically to OSP wiring.
, Issue 4) and require isolation from the exposed outside plant
297