Eaton 93E - How to Read This Manual; Safety-Related Signs; Safety Symbols

6 Battery Upgrade Instructions for 93E (20–60 kVA) P-164000967—Rev 01
8. Follow appropriate protocols to verify the UPS is electrically isolated / de-energized by using a certified
Digital Multi-Meter to verify the absence of AC voltages within the UPS
9. Remove the internal battery trays and label them as “old”
10. Install all the new battery trays
!
IMPORTANT
Before connecting ANY battery trays, verify and orient yourself with ALL battery harnesses
11. Attach the Wiring Adaptor Harness to the existing UPS cabinet wiring harness for each battery shelf (one
shelf at a time) (red–to–red and black–to–black).
WARNING
The 2-circuit connectors should ALWAYS mate with a battery tray connector, NEVER with a 2-circuit connector
in another UPS harness. Arc-flash incident may occur when incorrectly mated.
a. Install the adapter on each UPS cabinet battery harness. Connect the adapter to the UPS cabinet
wiring harness (red–to–red and black–to–black).
Figure 5. Wiring Harness Adapter
Battery Upgrade Instructions