CAUTION
UPM can be installed or replaced only by instructed personnel and repairs
conducted by Eaton authorized field service engineer..
NOTE: Examine the cable and fuse rating before power upgrading.
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The battery system provides short-term emergency backup power to safeguard operation during
brownouts, blackouts, and other power interruptions. By default, this UPS is configured to use VRLA
batteries. If you need to connect other type of batteries or other energy storage means, consult a certified
service technician before you proceed with the installation.
Eaton offers external battery cabinets to be used together with the Eaton 93PM G2 UPS.
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The purpose of the UPS Battery Switchgear is to ease the installation of external battery cabinets or
battery racks. The UPS Battery Switchgear offering contains models with one main battery breaker and
casing, as well as models that support connecting several battery cabinets or racks in parallel. In the multi-
breaker solutions, the main breaker is rated to match the UPS's power and the dedicated battery string
breakers can be sized either with or without redundancy.
Figure 9. External Battery Switchgear
1. External Battery Switchgear
2. Breaker
3. UPS
4. String breaker 1
5. String breaker n
6. Battery cabinet 1
7. Battery cabinet n
EATON 93PM G2 UPS USER’S AND INSTALLATION GUIDE P-164000956
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February 2021 www.eaton.eu 2288
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