Rockwell Automation 1395 DC Drive, 800-1250 Hp, FRN 5.XX-9.30 - Manual (Page 25)

Chapter 2
Hardware Description
2-12
Peripheral Devices Unit Power Supply (A6) – The Unit Power Supply 115VAC input comes
from the 115VAC power supply on the 6PT transformer. The AC voltage
is rectified and regulated to produce +5VDC and + 12VDC control
voltages which are distributed to the 1395 control boards through the
Power Stage Interface. Figure 2.10 shows the location of the Unit Power
Supply components.
Figure 2.10
Unit Power Supply Hardware Location
J2
1
2
3
J1
F1
T1 C19
C1
C6
C3
C9
C8
C13
C15
C16
24VDC Power Supply (A2) – The 24VDC Power Supply 115VAC input
comes from the 115VAC power supply on the 6PT transformer. The AC
voltage is rectified and regulated to produce +24VDC which is supplied to
the Feedback Board.