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3. FUNCTIONAL DESCRIPTION
Figure 2 shows a typical functional diagram of the Power Node/30. Table 2 describes the Power Node/30
connectors shown in Figure 3 and Figure 4.
Power Supply Module
Connector
BATTERY STRING
BATTERY, 10A
OUTPUT TERMINAL
NOTE: The Power Node/30 is equipped with a 7.5-ampere output fuse installed for each of two
–48V outputs and one spare 7.5-ampere fuse. If only one output is utilized, then the unused
–48V fuse must remain installed to suppress the open-fuse alarm function. In any case, do not
exceed the maximum current draw of 6.0 amperes.
PNFP Connector
A –48V (1), (2), (3), (4)
A RTN (1), (2), (3), (4)
B –48V (1), (2), (3), (4)
B RTN (1), (2), (3), (4)
Figure 2. Power Node/30 Functional Diagram
Table 2. Power Node/30 Connections
8-Pin MATE-N-LOK™ battery string connection
10-Ampere battery GMT™ fuse for safety overload protection.
–48V (1)
7.5-Ampere GMT fuse for –48V (1) output. See NOTE.
–48V (2)
7.5-Ampere GMT fuse for –48V (2) output. See NOTE.
Screw terminals for load connection (–48V, RTN, ALM).
Screw terminals (four) for GROUP A –48V.
Screw terminals (four) for GROUP A Return.
Screw terminals (four) for GROUP B –48V.
Screw terminals (four) for GROUP B Return.
Function
Function
3
Power Node/30
1650, Issue 1, March 2011
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