NetSure
™
-48V DC Power System
Quick Start Guide, QS582127000 (Issue AC, December 10, 2013)
Spec. No: 582127000
Code: QS582127000
Model No: 721
NPBB
Issue AC, December 10, 2013
[43]
Figure 28.
Installing Bay-to Bay Busbars (List 2 and 3 Only) (cont’d on next page)
1. Remove center right (4-Row Cab.)
or lower right (3-Row Cab.) Rear
Access Cover from distribution
cabinets (note that the complete
rear cover is removed in the
illustration for clarity only).
2. Attach Return Angle Brackets.
3. Attach -48V Angle Brackets.
4. Attach flat Return Interbay Busbars.
5. Attach flat -48V Interbay Busbars.
6. Attach Insulator Standoffs onto
Return Interbay Busbars.
Return Angle Bracket
Secure 2 places
with (in order listed)
3/8-16 x 1-1/4” Bolt,
3/8” Belleville Lockwasher, and
3/8” Flat Washer.
Torque to 180 in-lbs.
Return Interbay Busbar
Secure in 4 places
with (in order listed)
3/8-16 x 1-1/4” Bolt,
3/8” Belleville Lockwasher,
3/8” Flat Washer.
Torque to 180 in-lbs.
1/4-20 Insulator Standoff
Secure from back of
return interbay busbar
with 1/4-20 x 5/8” Bolt
and 1/4” Flat Washer.
-48V Angle Bracket
Secure in 2 places
with (in order listed)
3/8-16 x 1-1/4” Bolt,
3/8” Belleville Lockwasher,
3/8” Flat Washer.
Torque to 180 in-lbs.
-48V Interbay Busbar
Secure in 4 places
with (in order listed)
3/8-16 x 1-1/4” Bolt,
3/8” Belleville Lockwasher,
3/8” Flat Washer.
Torque to 180 in-lbs.
Hardware attached
from other side.
Hardware attached
from other side.
SEE NEXT PAGE FOR
ASSEMBLED VIEW
