Vicor VIPAC Power System 50 – 900 Watt - Manual (Page 4)

Overview
The front-end section utilizes Vicor’s FARM input module to provide EMI filtering, transient
protection, inrush current limiting and rectification. The front-end also contains input
connectors, fusing and control circuitry to which the user can interface with discrete circuitry.
Up to three individually fused Vicor Maxi, Mini, Micro DC-DC converter modules are combined
with the front-end in an integrated mechanical assembly providing a high efficiency power
supply delivering up to 900 W of output power.
4
DC-DC
Converter
Output #1
FARM
6 Pin
Connector
+ V BUS
Strap
- V BUS
L1
L2/N
HUB
Hold-up Box
+
PC
PR
–
+
PC
PR
–
+
PC
PR
–
+
SC
–
DC-DC
Converter
Output #2
+
SC
–
Line Filter
AC-DC Power Rectification
Input Autoranging
Inrush Current Limiting
ST
+ _
Control Circuit
– Output Sequencing
– BUS-OK
Control 1
Control 2
Control 3
DC-DC
Converter
Output #3
+
SC
–
Terminals on
Input Connector J2
+
_
ST
Local Control
I/O
Interface
Output
115/230 Vac
Input
J2
J3
GND
VIPAC BLOCK DIAGRAM - AC INPUT