Connect the phase cables to X4 AUXILIARY SUPPLY: X4/L1 - X4/L2 - X4/L3 terminals, the neutral to
X4 AUXILIARY SUPPLY: X4/N terminal.
Cables must be protected by fuses or MCCB, refer to Section 5.4
If auxiliary supply exists, remove all bridges. When used, the residual current
earth leakage protection system must be common for the two AC inputs and
installed upstream.
If the batteries are already built-in inside the UPS cabinet; in order to avoid any danger during transportation,
some battery connections are left unconnected.
Thus, remove the left & right covers of UPS; disconnect the side panels’ earth cables. Connect the
unconnected battery cables to the related battery connectors. The unconnected cables are labelled. You
may nd detailed information about battery connection as follows.
There is no need for any further connection, so reconnect the side panels’ earth cables and replace the
covers.
Danger of explosion and re if the batteries of the wrong type are used.
Battery fast fuses shall only be replaced with fuses of the same type and rating.
Internal Battery Connection:
Do not use internal and external battery together!
LETHAL VOLTAGE of nominal 240-432 VDC is present when the external battery
connections are made.
The batteries must be charged min. 10 hours before rst-use.
6.3.1.4. Battery Connection
You may nd more information about KEOR T EVO Models and Battery capacity in Section 5.1. Models and
Dimensions.
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