Action to Take After an Electrical Accident
If an electrical accident results in an injury, take the following actions in this order:
1. Use caution. Be aware of potentially hazardous conditions that could cause further
injury.
2. Disconnect power from the device.
3. If possible, send another person to get medical aid. Otherwise, assess the condition
of the victim, then call for help.
Related
Documentation
General Safety Guidelines and Warnings on page 169•
• General Electrical Safety Guidelines and Warnings on page 197
• AC Power Electrical Safety Guidelines on page 200
• DC Power Electrical Safety Guidelines for Switches on page 202
AC Power Electrical Safety Guidelines
CAUTION: For devices 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 devices:
•
Note the following warnings printed on the device:
“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 devices are shipped with a three-wireelectrical 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 AC-powered device.
The socket outlet must be near the AC-powered device and be easily accessible.
•
For devices that have more than one power supply connection, you must ensure that
all power connections are fully disconnected so that power to the device is completely
Copyright © 2017, Juniper Networks, Inc.200
QFX3500 Device Hardware Documentation
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