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Vertiv
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NetXtend +12 VDC Bulk Output Power System Installation and User Manual (UM588706000)
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Rev. H
iv
IMPORTANT SAFETY INSTRUCTIONS
General Safety
DANGER!
YOU MUST FOLLOW APPROVED SAFETY PROCEDURES.
Performing the following procedures may expose you to hazards. These procedures should be performed by
qualified technicians familiar with the hazards associated with this type of equipment. These hazards may
include shock, energy, and/or burns. To avoid these hazards:
a) The tasks should be performed in the order indicated.
b) Remove watches, rings, and other metal objects.
c) Prior to contacting any uninsulated surface or termination, use a voltmeter to verify that no voltage or
the expected voltage is present. Check for voltage with both AC and DC voltmeters prior to making
contact.
d) Wear eye protection.
e) Use double insulated tools appropriately rated for the work to be performed.
Voltages
AC Input Voltages
DANGER!
This system operates from AC input voltage capable of producing fatal electrical shock. AC input
power must be completely disconnected from the branch circuits wiring used to provide power to the system
before any AC electrical connections are made. Follow local lockout/tagout procedures to ensure upstream
branch circuit breakers remain de-energized during installation. DO NOT apply AC input power to the
system until all electrical connections have been completed and checked.
DC Input/Output Voltages
DANGER!
This system produces DC Power and may have a battery source connected to it. Although the DC
voltage is not hazardously high, the rectifiers and/or battery can deliver large amounts of current. Exercise
extreme caution not to inadvertently contact or have any tool inadvertently contact an output terminal or
battery terminal or exposed wire connected to an output terminal or battery terminal. NEVER allow a metal
object, such as a tool, to contact more than one termination or battery terminal at a time, or to simultaneously
contact a termination or battery terminal and a grounded object. Even a momentary short circuit can cause
sparking, explosion, and injury.
DANGER!
Follow local lockout/tagout procedures to ensure DC branch circuit protection devices remain de-
energized during installation at loads, as required.
Содержание NetSure PSS12/2000-19B
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