ABB Zenith ZTX Series, Operation, Maintenance, And Installation Manual

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1. Introduction
This manual describes the installation,
basic operation, and maintenance of
the Zenith ZTX series (30-1200A, 200-
480Vac) automatic transfer switches,
manufactured by ABB. Installation in-
structions for the transfer switch and
available accessories can be found in
chapters 9 and 10.
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1.1 Hazard Categories
The following important highlighted in-
formation appears throughout this docu-
ment to warn of potential hazards or to
call attention to information that clarifies
a procedure.
Carefully read all instructions and become
familiar with the devices before trying to
install, operate, service or maintain
this equipment.
Danger
Indicates a hazardous situation that, if not
avoided, will result in death or serious injury.
Warning
Indicates a hazardous situation that, if not
avoided, could result in death or serious
injury.
Caution
Indicates a hazardous situation that, if not
avoided, could result in minor or moderate in-
jury. Failure to comply with these instructions
may result in product damage.
Notice
It is used to notify of practices not related to
personal injury. Failure to comply with these
instructions may result in product damage.