Vertiv™ NetSure™ 512
NGBB
-48 VDC Power System User Manual
Proprietary and Confidential © 2022 Vertiv Group Corp.
45
Figure 4.12
Replacing a Battery or Load Disconnect Contactor in a List 27 Distribution Cabinet (cont’d on next page)
Load
Disconnect
Contactor
Load
Disconnect
Contactor
5/16-18 x 1” Bolt
5/16" Belleville Lock Washer
5/16" Hardened Flat Washer
(4 places)
Torque to 100 in-lbs.
Battery
Disconnect
Contactor
Battery
Disconnect
Contactor
Apply electrical anti-oxidizing
compound to busbar mating surfaces.
Components removed in
illustration for clarity only.
Rear
Rear