Eaton 9155 N - Figure 6-3: Cable Connections into a Transformer Section

18 8-10 kVA, 50/60 Hz (1-phase input) &
8-15 kVA, 50/60 Hz (3-phase input)
P-164000341
User's Guide Revision 1
Figure 6-3: Cable connections into a transformer section
6. Connect the conductors of an external battery cabinet cable to the external battery +, - and
PE terminals. Check for the correct polarity. See Chapter 6.3 External Battery Cabinet (EBC)
installation procedure on page 37.
WARNING
If available, the internal battery has to be disconnected first because the external battery
terminals are hazardous due to the parallel battery string.
7. Fasten the cover of the terminal box with a screwdriver.
8. Fasten the plastic front cover of a transformer.
The IEC/EN 62040-1 safety instructions require the fitting by the user of a warning label on all primary
power isolators installed remote from the UPS area. The warning label for electrical maintenance
personnel shall carry the following wording or equivalent:
“ISOLATE UNINTERRUPTIBLE POWER SUPPLY (UPS) BEFORE WORKING ON THIS CIRCUIT.”
A readily accessible disconnect device shall be incorporated in the building installation wiring as
shown in diagrams.