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Battery Connections to Respective Power System
Lug-terminated battery conductors must extend from the termination busbars located at the top of the Battery
Rack System to the respective power system's battery busbar and battery return busbar. Refer to the
documentation provided with the power system for connections to the power system. The termination busbars
in the Battery Rack System are provided with 3/8 16 captive fasteners for installation of customer provided two-
hole lugs with 1-inch centers. Customer must provide lug mounting bolts, washers, and additional hardware.
Refer to Figure 5.
Procedure
1.
Remove front and rear protective covers.
ALERT! Observe correct polarity when making connections. Reversing polarity may result in damage to
batteries, power system, and loads.
2.
Connect the positive (+) conductors to the GROUND/RETURN termination busbar.
3.
Connect the negative (-) conductors to the -48V Battery (Supply) termination busbar.
4.
Torque all connections. Recommended torque is 180 in-lbs when using 3/8" bolts with a Belleville lock
washer and 300 in-lbs when using 3/8" bolts with a standard flat washer and lock washer.
5.
When connections are complete and verified, reinstall front and rear protective covers.
Vertiv
| NetSure Battery Rack System (-48 VDC) Installation Manual (Section 6045) | Rev. E
13
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