Battery Power Wiring - Eaton 93PM Installation And Operation Manual

UPS System Installation
Phase A (E6)
AC Input to
Phase B (E7)
UPS Bypass
Phase C (E8)
Phase A(E1)
AC Input to
Phase B (E2)
UPS Rectifier
Phase C(E3)
Cabinet
Ground Post
Figure 4-7. Power Terminal Detail
4.7

Battery Power Wiring

When sizing the battery system, do not exceed the internal battery charger capabilities. See
Chapter 9, "Product Specifications, " 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, listed in
paragraph 1.8. See Figure 4-3, Figure 4-4, and Figure 4-5 for wiring access information and Figure 4-6 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 3.2.2 for wiring and termination requirements
For a detailed view of the UPS terminal block, see Figure 4-7.
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 4.8; otherwise, proceed to Step 5.
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.
4-10 Eaton 93PM UPS (60–100 kW, 480V) Installation and Operation Manual P-164000227—Rev 2
Ground Terminals
CAUTION
DC Input from Battery - (E5)
DC Input from Battery + (E4)
Phase A(E9)
Phase B (E10)
Phase C(E11)
Cabinet
Ground Post
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AC Output to
Critical Load