34 Eaton 9155 UPS (8–15 kVA) User’s Guide 164201553—Rev H0
NOTE To accommodate the feature of easy system expandability, it is recommended that
initial installation of the Eaton 9155 UPS contain wiring to support the maximum
capacity of the UPS cabinet.
3. Switch off utility power to the distribution point where the UPS will be connected. Be absolutely sure there
is no power.
4. Determine your equipment's grounding requirements according to your local electrical code.
5. Verify that the UPS battery circuit breaker is in the OFF position (see Figure 18).
6. Verify that the input circuit breaker is in the OFF position.
7. Remove the UPS wiring access cover and retain.
8. Remove the input isolation transformer wiring cover and retain.
Figure 18. UPS with Input Isolation Transformer Rear View
Input Isolation
Transformer
Wiring Cover
Input Circuit Breaker
ON
OFF
Battery Circuit Breaker
UPS Wiring
Access Cover
Conduit Landing
ON
OFF
9. If you are also installing an optional MBM or PDM, proceed to Step 15; otherwise, continue to Step 10.
10. On the input isolation transformer, punch the two pilot holes in the conduit landing for the input and output
conduit using a Greenlee
®
punch or similar device (see Figure 19).
11. Hardwire the input, output, and ground terminations for the input isolation transformer.
See Table 4 for specifications and Figure 17 for a detailed view of the UPS terminal block.
UPS System Installation
To Next Page
Loading...
Need help?
General
