
Installation
UPS-Manual
16
EN
4.4. Electrical Installation
Connect the UPS with the installation cable
or as an option with the parallel hot swap
chassis (DK 7857.443 or DK 7857.444) or
the external bypass (DK 7857.441). Please
make sure, that the parallel hot swap
chassis, the external bypass or the
installation cable is installed correctly. For
further information please read the manual of
DK 7857.443 / DK 7857.444 or DK
7857.441.
Danger!
Before starting the installation,
please make sure the grounding is
connected properly.
•
Make sure Utility breaker, UPS’ Utility
breaker is On “Off” position.
Warning!
Make sure the voltage of Utility
matches with the input voltage
window of the UPS.