AFX SERIES® OPERATION MANUAL
SECTION 3: PRODUCT OVERVIEW
Entire Contents Copyright
2018 by Pacific Power Source, Inc. (PPS)
• All Rights Reserved • No reproduction without written authorization from PPS.
AFX Series Power Source Operation Manual
Page 23 of 402
3.3
Block Diagram
The block diagram of the fully digital power source is shown in Figure 3-2 below. It shows
the key functional blocks for the three phase AFX models.
Inverter
Controller DSP
Inverter
Controller DSP
Active PFC
Input
208-240Vac or
380-480Vac
L1
L2
L3
High Frequency
DC/DC
Converter
(Galvanic
Isolation)
3 Phase AC Input
H-Bridge
DC/AC Inverter
H-Bridge
DC/AC Inverter
H-Bridge
DC/AC Inverter
Dual DC Bus
Dual DC Bus
Dual DC Bus
Inverter
Controller DSP
AC PFC &
DC/DC
Controller DSP
Command
Processor
HIGH SPEED INTERNAL COMMUNICATION BUS
L/P
Filter
L/P
Filter
L/P
Filter
THREE PHASE
AC OUTPUT
LCD
DISPLAY
Key
Board
USB
LAN/LXI
SIZE
FSCM NO
DWG NO
REV
LTR
160151-08
A
SCALE
1:1
SHEET
1 OF 1
TITLE
AFX SERIES BLOCK DIAGRAM
SCALE
N/A
DATE
8/24/2014
DESCRIPTION
Block Diagram AC + DC Power Source
RS232
Figure 3-2: AFX Series® Basic Block Diagram