TECHNICAL SPECIFICATION DT0424-E01
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Index
1. GENERAL ITEMS ......................................................................................................4
1.1 INTRODUCTION...................................................................................................4
1.1.1 General Fault Identification Procedure .........................................................4
1.2 TOOLS..................................................................................................................5
1.2.1 Portable PC with software ............................................................................5
1.2.2 Oscilloscope.................................................................................................5
1.2.3 Digital multimeter( DSM)...............................................................................5
1.2.4 Discharging resistor......................................................................................5
2UPS COMPONENTS RECOGNIZING .......................................................................6
2.1 UPS CLOSED.......................................................................................................6
2.2 INNER VIEW WITH SAFETY COVER REMOVED...............................................7
2.3 REAR UPS DESCRIPTION..................................................................................8
2.4 MIZAR ELECTRONIC PARTS LAYOUT...............................................................9
2.5 ALCOR ELECTRONIC PARTS LAYOUT ...........................................................10
2.6 MIZAR BOARDS................................................................................................11
2.7 ALCOR BOARDS...............................................................................................11
2.8 BOARDS LAYOUT..............................................................................................12
2.8.1 CS0152 MIZAR Power Interface Board Component Layout.......................12
2.8.2 CS0151 ALCOR Power Interface Board Component Layout......................13
2.8.3 CS0150 MIZAR ALCOR Control Logic Board.............................................14
2.8.4 CS0153 MIZAR ALCOR Power Supply Board............................................15
2.8.5 CS0098 MIZAR ALCOR Relay & Communication Board ...........................16
2.8.6 MIZAR ALCOR SNMP Communication Board ...........................................16
2.8.7 CS0161 MIZAR ALCOR Terminal Blocks Board........................................17
3TROUBLESHOOTING .............................................................................................18
3.1 FUSE CHECK LIST ............................................................................................18
3.2 POWER FUSE....................................................................................................19
3.2.1 Mizar...........................................................................................................19
3.2.2 Alcor ...........................................................................................................20
3.3 CHECK ALL PFC & INVERTER OUT IGBTS. ....................................................21
3.3.1 Mizar...........................................................................................................21
3.3.2 Alcor ...........................................................................................................22
3.4 CS0153 MIZAR ALCOR POWER SUPPLY BOARD .........................................23
3.4.1 Check Auxiliary Power Supply Control Board.............................................24
3.5 CS0150 CONTROL LOGIC BOARD...................................................................25
3.5.1 LED Status .................................................................................................26
3.5.2 Check Control Board ..................................................................................27
3.5.3 Check Power Supply Voltage.....................................................................27
3.6 CS0152 POWER INTERFACE MIZAR BOARD ................................................28
3.7 CS0151 POWER INTERFACE ALCOR BOARD ................................................30
4PC BASED CHECKS AND SETTINGS....................................................................32
5ELECTRICAL DIAGRAM..........................................................................................40
5.1 PCB electrical diagram index..............................................................................40
5.1.1 DE1111 UPS general diagram Mizar..........................................................41
5.1.2 DE1112 UPS general diagram Alcor ..........................................................43
