Rockwell-automation 1395 Digital DC Drive User Manual Page 20

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Publication 2361-5.01 July 1998
1-8 Product Overview
Power Stage Interface Board
The power stage interface board is used as the chief interface between
the main control board and other boards of the system. This board is
responsible for distributing power and control signals to and from the
main control board, gate interface board, field-pulse transformer
board, feedback board, and unit power supply. Refer to Figure 1.1 to
see how this board is connected in the drive.
Figure 1.5
Power Stage Interface Board
The test points and jumpers shown in the diagram are used for startup
and troubleshooting procedures. Refer to the troubleshooting manual
for more information on test points and jumpers.
J3D
J2J6
J7
J1
J10
J8 J9
Connection to Main Control Board Connection to Main Control Board
Connections to
Gate Interface Board
Connection to
Feedback Board
Connection to
Field Transformer
Connection to
Unit P ower Supply
J3C J3B J3A
TB1
TP8
(-12V)
TP7
(Gnd)
TP6
(+12V)
TP5
(+5V)
TP9
TP1
(+24V)
TP3
TP2
J12
J11
Connection to
Main Contactor, Pilot Relay,
and Unit Power Supply
Connected to TB3
(Standard Interface)
Connection to Unit Power
Supply and TE
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