Installation manual

B-12
AC and DC Power Connections
AC and DC Power Connections
Introduction This section describes the AC and DC power connections.
DC Power Cable
Pinouts
Th
e Vanguard 7310 DC Connector pinouts are listed in this table:
Vanguard 7330
Version 1 DC
Power Terminal
Block
The DC-powered Vanguard 7330 Version 1 has a pair of independent terminal blocks
on each power supply as shown in Figure B-2.
Figure B-2. Vanguard 7330 DC Power Terminal Block Details
Vanguard 7310 and
7330 Version
2 DC
Power Terminal
Block
The DC-powered Vanguard 7310 and 7330 Version 2 have a terminal block for each
power module.
Pin Number Description
1 -48V
2 -48V RTN
3 Chassis Ground
4 (No Connection)