Vertiv NetSure 2100 Series, Installation Manual

Page: 60 / 86

Vertiv
| NetSure™ 2100 Series -48 VDC Power System Installation Manual (IM582138000) | Rev. C
60
Load Distribution Wiring, Input Battery Wiring, and CO Ground Wiring
DANGER!
Adhere to the “Important Safety Instructions” starting on page 7.
WARNING! Check for correct polarity before making connections.
Load Distribution Wiring, Input Battery Wiring, and CO Ground Wiring To List AA
Refer to Figure 35 . Cut off perforated areas of shield as required for exiting leads from shelf.
Central Office (CO) Ground Wiring
Landing points are provided on the battery return bus for a central office ground lead. Refer to
Figure 35
for
stud size/spacing and recommended torque. For central office grounding requirements, refer to the current
edition of the American National Standards Institute (ANSI) approved National Fire Protection Association's
(NFPA) National Electrical Code (NEC), applicable local codes, and your specific site requirements.
Load Distribution Wiring to GMT Fuse Blocks
Load and load return leads are connected to screw-type terminal blocks located on the front of the distribution
unit. Refer to
Figure 35 for terminal block wire size capacity and recommended torque.
Input Battery Wiring
Input battery and battery return leads terminated in two-hole lugs are connected to threaded studs located on
the rear inside of the distribution unit. Refer to
Figure 35 for stud size/spacing and recommended torque.