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3.2.4.2
AC INPUT AND OUTPUT CONNECTIONS
WARNING! RISK OF ELECTRICAL SHOCK OR INJURY!
INSTALLATION MAY BE PERFORMED BY QUALIFIED TECHNICIAN ONLY!
EARTH CONNECTION ESSENTIAL BEFORE CONNECTING SUPPLY.
Before connecting the main input and output cables to the Centric main terminals, verify that the circuit
breakers on the feed board are in the OFF position.
Connect the rectifier ac input, bypass ac input, and ac output cables to the Centric.
Refer to Figure 8 or Figure 9, and to Figure 4 and Figure 6 below. The lower rear panel of the Centric must
be removed for access to the main terminals.
To the electrical board to which the UPS is connected, affix a sign or label with the following
content:
WARNING: There is a UPS attached to this electrical board. The UPS's neutral line also
serves as its ground connection. To avoid electric shock, DO NOT DISCONNCECT THEo
UPS's NEUTRAL LINE WHEN THE UPS IS OPERATING.
10
G
E
AMATRONIC
LECTRONIC
WARNING! HIGH TOUCH CURRENT!
I
L
.
NDUSTRIES
TD
Centric Installation Guide, rel. 2.8
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