NetSure
™
-48 VDC Power System
Installation Instructions, IM582127000100 (Revision A, January 9, 2017)
Spec. No: 582127000100, 582127000103
Document Code: IM582127000100
Model No: 7100
Revision A, January 9, 2017
[36]
Load Connections
Loads are connected to the various distribution panels located inside the distribution cabinet, as detailed in this section.
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 22.
List AL: -48 VDC Distribution Panel (with Return Busbar), (26) Bullet/TPS/TLS Circuit Breaker/Fuse Positions
LOAD CONNECTIONS TO DUAL VOLTAGE DISTRIBUTION PANELS
Figure 23.
List DJ: -48 VDC / +24 VDC Distribution Panel, (6) -48 VDC Bullet/TPS/TLS Circuit Breaker/Fuse Positions (with Return Busbar) and (20)
+24 VDC Bullet/TPS/TLS Circuit Breaker/Fuse Positions (with Return Busbar)
Observe proper
polarity when making
load connections.
WARNING!
-48 VDC Load
Connections
Load Return
Connections
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.
Return Busbar
Caution: A 100 A circuit breaker or fuse SHALL HAVE an empty mounting position
between it and any other overcurrent protective device. 100 A circuit breakers can
be used without a space provided the continuous current in each 100 A device
does not exceed 64 A. A 175 A or greater circuit breaker SHALL HAVE an empty
mounting position between it and any other overcurrent protective device.
Observe proper
polarity when making
load connections.
WARNING!
-48V
Distributio
n
+24V Distri
bution
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.
Load
Connections
Load Return
Connections
Caution: A 100 A circuit breaker or fuse SHALL HAVE an empty mounting position
between it and any other overcurrent protective device. 100 A circuit breakers can
be used without a space provided the continuous current in each 100 A device
does not exceed 64 A. A 175 A or greater circuit breaker SHALL HAVE an empty
mounting position between it and any other overcurrent protective device.
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