4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 09 43
8. If floor anchor brackets were installed and not secured, install the floor bolts (
2.5 Anchor Bracket Installation ).
9. After electrical installation is complete, you must also set the output settings menu at UPS startup (
6.1 UPS Startup ) for the required output voltage as shown in the wiring configuration drawings (
7.15 Display Menu Screens ).
WARNING
Risk of electrical shock. Only qualified service personnel (such as a licensed electrician) should perform the
electrical installation in this section.
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NOTE 1 The customer must provide input overcurrent protection. See NEC Section 240-21
or local requirements. See Table 5 for circuit breaker ratings to size the protection device
according to local code requirements.
NOTE 2 The customer must size the AC circuit conductors. All AC circuit conductors,
including the neutral conductor, must be the same size ( ampacity ), have the same
rating (75°C) copper wire, and be sized according to the input circuit breaker. See
Table 6 for recommended wire sizes. The UPS input and output conductors must be run
through separate conduits.
NOTE 3 The customer must provide output overcurrent protection. See NEC Section 240-21
or local requirements. See Table 5 for maximum output overcurrent protection device
ratings.
NOTE 4 See “2.1 Preparing for Installation ” for installation and service clearances before
installing the UPS. Use flexible conduit on the UPS or the external battery cabinet if
either must be moved.
NOTE 5 External UPS battery cabinets are optional. See “
5.1 Standard Battery Cabinet Installation or 5.2 Connected Battery Cabinet Option ” for
installation instructions.
NOTE 6 UPS output circuits shall be installed in dedicated conduit systems and not shared with
other electrical circuits.
NOTE 7 Use only Eaton-supplied power cables between the UPS and EBM(s) (PN:P-103003231).
NOTE 8 CN3 and CN4 CAN cables ground separately to each cabinet chassis.
System Wiring Diagram
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