Chapter 2: System Block Diagram; Pc Boards And Their Functions Explanation; Control Logic Board Block Diagram - Ablerex 3 MS series User Manual

Chapter Two: System Block Diagram
Basically, the Mars MS series are composed of Logic Board, Driver Board,
And Display Board.

2.1. PC Boards and Their Functions Explanation

The Mars MS series is composed of three major boards, of which functions are
Explained as follows:
Item Board Part No.
1. Control Logic MS1K, MS2K & MS3K:
MSI9919-x ©Î MSAIxxx
MS1K:MS-D9917-x
2. Driver
MS2K:MS-D9910-x
MS3K:MSCD0xx
3. Display MS-M9920-x

2.2. Control Logic Board Block Diagram

The main circuit of Logic board is simply separated into Twelve major
Sections as shown in the below, which mainly include AC Input & Inverter Phase
Detect circuit, Phase Lock Loop(PLL) circuit, PWM Generator Loop, Output
Current Limit circuit, Short Circuit Detect circuit, Feed Back Fault Detect circuit,
Inverter Over-current detect circuit, Battery Voltage detect circuit, Output current
Detect circuit, AC input Blackout circuit, and Communication Interface circuit.
A block diagram is illustrated as follows:
CHARGER
MSADxxx
MSBDxxx
MSCDxxx
PFC
AC/DC
BATTERY
Main Functions
Control Logic Circuit, Sine Wave
Generator , Detecting & protection
feedback circuit and communication
circuit.
Charging circuit, UPS Working Source
Circuit, Input Power Factor Correction
Circuit, DC to AC Converter circuit,
and DC Booster circuit.
Circuits for LED indicators
INVERTER
DC/AC
Control
Circuit
8
BOOST
DC/DC