Make Load Connections - Emerson Netsur 721Npbb Quick Start Manual

NetSure ™ -48V DC Power System
Quick Start Guide, QS582127000 (Issue AC, December 10, 2013)

Make Load Connections

Refer to Load Connections in the MAKING ELECTRICAL CONNECTIONS section of the Installation Instructions (IM582127000) for complete
procedures.
Loads are connected to the various distribution panels located inside the distribution cabinet. See
Recommended Torques
•
72 in-lbs for 1/4-inch hardware (when using standard flat and lock washer).
•
300 in-lbs for 3/8-inch hardware (when using standard flat and lock washer).
Load Connections to Single Voltage Distribution Panels
Figure 30. List AA: -48V Distribution Panel (with Return Busbar) and
List AB: -48V Distribution Panel (without Return Busbar),
(24) Bullet/TPS/TLS Circuit Breaker/Fuse Positions
Load Return
Connections
-48VDC Load
Connections
Spec. No: 582127000
Model No: 721
NPBB
Return Busbar
(not included with List AB)
Caution: A circuit breaker or fuse with a rating of 100A or greater
SHALL HAVE an empty mounting position between it and any
other overcurrent protective device.
[48]
Figure 30 through
LOAD AND LOAD RETURN CONNECTIONS
1/4-20 Studs on 5/8" Centers
(Customer must supply or order additional hardware)
Maximum Lug Width: 0.625 inches.
WARNING!
Observe proper
polarity when making
load connections.
Figure 43.
Code: QS582127000
Issue AC, December 10, 2013