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Eaton 93PM Emergency Lighting UPS (50 kW, 480V Three and Four-Wire UL 924) Installation and Operation Manual P-164000569—Rev 03
39
Figure 19. Power Terminal Detail
AC Input to
UPS Bypass
AC Input to
UPS Rectifier
AC Output to
Critical Load
DC Input from B (E4)
DC Input from Battery - (E5)
Phase A (E9)
Phase B (E10)
Phase C (E11)
Neutral (E12)
(if 4-Wire)
Phase A (E6)
Phase B (E7)
Phase C (E8)
Neutral (E12)
(if 4-Wire)
Phase A (E1)
Phase B (E2)
Phase C (E3)
Cabinet
Ground Post
Cabinet
Ground Post
Ground Terminals
44..66
B
Baatttteerryy P
Poow
weerr W
Wiirriinngg
CAUTION
When sizing the battery system, do not exceed the internal battery charger capabilities. See
for maximum battery charger currents.
To install wiring:
1.
Route and connect the battery cables between the UPS and battery cabinet or battery disconnect
according to the instructions in the
Eaton 93PM Integrated Battery Cabinet Installation Manual-Large and
Large High Rate
, the
Eaton 93PM Universal Integrated Battery Cabinet Installation Manual-Large and Large
High Rate
, the
Eaton 93PM Integrated Battery Cabinet Installation Manual-Small
, or the
Eaton 93PM
Integrated Battery Cabinet Installation Manual-Small Welded
, listed in paragraph
.
See
, and
for wiring access information, and
for terminal locations.
2.
Connect the positive, negative, and ground DC power wiring from the battery cabinet or disconnect to the
UPS cabinet battery and ground terminals. See paragraph
UPS System Power Wiring Preparation
for
wiring and termination requirements.
For a detailed view of the UPS terminal block, see
3.
After wiring the UPS system to the facility power and critical load, be sure to ground the system according
to local and/or national electrical wiring codes.
4.
If wiring interface connections, proceed to paragraph
Installing Interface Connections
; otherwise,
proceed to
5.
Reinstall all safety shield panels previously removed and secure with the retained hardware.
6.
If removed, reinstall the sidecar front panel and secure with the retained hardware.
7.
Close the UPS outside door and secure the latch.
Содержание 93PM-50-1
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