2
Safety instructions
2.1
Safety instructions
DANGER
Important safety instructions
Keep these instructions
This document contains important instructions that must be followed during the
installation, operation and maintenance of the UPS and the batteries. Read all of
the instructions before operating the equipment. Keep this manual for future
reference. These instructions are also available for download at
.
DANGER
Operations inside the UPS must be performed by an authorized Eaton
Field Service Engineer or by other qualified service personnel
authorized by Eaton. There are no user-serviceable parts inside the UPS.
The UPS operates with mains, battery or bypass power. It contains components
that carry high currents and voltage. A properly installed enclosure is earthed and
IP20 rated against electrical shock and foreign objects. However, the UPS is a
sophisticated power system and only qualified personnel can install and service
it.
DANGER
This UPS carries lethal voltages. All repairs and service must be
performed by authorized personnel only. There are no user-serviceable
parts inside the UPS.
© Eaton Corporation plc 2020. All rights reserved.
Revision: 006
Document ID: P-164000493
12 (126)
Eaton 91PS/93PS UPS 8–40 kW
User’s and Installation Guide