Eaton 9395XC, Инструкция по установке и эксплуатации

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Eaton 9395XC UPS 1200kW/1200kVA, 1350kW/1350kVA or 1500kW/1500kVA 164001079—Rev 01 71
7. Reinstall the interface entry plate and install conduit.
8. To locate the appropriate terminals and review the wiring and termination requirements, see paragraph
3.2.4 UPS System Power Wiring Preparation , Table 16 , and Figure 32 through Figure 35 .
9. Route and connect the wiring as shown in Table 17 and Figure 39 .
10. If the normally-closed J89 MCU Board jumper (pins 2 to 4) connection in the UPS is not used, connect a
jumper wire between pins 1 and 2 on J89 MCU.
11. If you are installing multiple REPO switches, wire additional switches in parallel with the first REPO.
Table 17. REPO Wire Terminations
From REPO Station(s)
Switch Contact Block
(Either Block)
To Customer Interface
Terminal Board J89 in UPS
Cabinet
Wire Size
Tightening Torque
3 NO J89 3 Twisted Wires (2)
14 22 AWG (0.75
4.0 mm2)
7 lb in (0.8 Nm)
4 NO J89 4
Figure 39. Normally-Open REPO Switch Wiring
3 (NO)
UPS J89
REPO
Switch
(NO)
Twisted
Wires
4 (NC)
NOTE REPO switch rating is 24 Vdc, 1A minimum.
NOTE
T
he REPO switch must be a latching-type switch not tied to any other circuits.
NOTE REPO normally-open and normally-closed return terminals are separated on the terminal board but are
electrically in common.
2 (Return)
2 (Return)
3
4
12. If required, install wiring from the REPO switch to the trip circuitry of the upstream protective devices. A
second contact block is provided on the REPO switch for this function (see Figure 38 ). The REPO switch
wiring must be in accordance with NEC Article 725 Class 2 requirements.
13. Reinstall the top Interface entry conduit landing panel and secure with the retained hardware.
14. Reinstall the front door removed in Step 4 and secure with the retained hardware.
UPS System Installation