NOTE: Figure 33: Simplified CAN and Pull-Chain wiring for parallel UPS system is for wiring purposes. It is
not a floor layout plan. The UPSs can be arranged in any physical order.
NOTE: The connection cables used for UPSs in a parallel system must be of shielded twisted-pair cables.
55..66 IInnssttaallllaattiioonn cchheecckklliissttss
55..66..11 SSiinnggllee UUPPSS ssyysstteemm
Action Yes No
All packing materials and restraints are removed from each cabinet.
Each cabinet in the UPS system is placed in its installation location.
None of the cabinets is placed below the air outlet of an air
conditioner.
A cabinet grounding kit / mounting kit is installed between any
cabinets that are bolted together.
All conduits and cables are properly routed to the UPS and to any
ancillary cabinets.
All power cables are properly sized and terminated.
The neutral cable is installed according to the requirements.
The ground cable is correctly installed.
The positive, negative, and neutral battery cables are correctly
installed.
The external alarm is correctly wired (OPTIONAL).
The external battery switch is turned off.
An alarm label is attached to the external battery switch.
LAN drops are installed (OPTIONAL).
All LAN connections are completed (OPTIONAL).
The Remote Emergency Power-off (REPO) device is correctly
installed and its wiring is terminated inside the UPS cabinet.
If REPO is used in the NC configuration, a jumper is installed on the
UPS REPO terminals between pins 3 and 4.
All terminal cover plates are correctly installed.
Accessories are correctly installed and their wiring is terminated
inside the UPS cabinet (OPTIONAL).
The gaps between the cables and the cabinet are filled with
fireproof mud.
EATON 93T USER’S AND INSTALLATION GUIDE 614-40270
-
December 2023 www.eaton.eu 5599
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