Table Of Contents - Powertronix Mizar-Alcor Service Manual

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
2 UPS 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 UPS-10-15KVA ELECTRONIC PARTS LAYOUT .................................................9
2.5 UPS-20-30KVA ELECTRONIC PARTS LAYOUT ...............................................10
2.6 UPS-10-15KVA BOARDS ..................................................................................11
2.7 UPS-20-30KVA BOARDS ..................................................................................11
2.8 BOARDS LAYOUT..............................................................................................12
2.8.1 UPS-10-15KVA POWER INTERFACE BOARD COMPONENT LAYOUT..12
2.8.2 UPS-20-30KVA POWER INTERFACE BOARD COMPONENT LAYOUT..13
2.8.3 CS0150 UPS-10-15KVA UPS-20-30KVA CONTROL BOARD...................14
2.8.4 CS0153 UPS-10-15KVA UPS-20-30KVA POWER SUPPLY BOARD........15
2.8.5 CS0098 RELAY & COMUNICATION BOARD............................................16
2.8.6 SNMP COMUNICATION BOARD...............................................................16
2.8.7 TERMINAL BLOCKS ..................................................................................17
3 TROUBLESHOOTING .............................................................................................18
3.1 POWER FUSE ....................................................................................................18
3.1.1 UPS-10-15KVA...........................................................................................18
3.1.2 UPS-20-30KVA...........................................................................................19
3.2 CHECK ALL PFC & INVERTER OUT IGBTS. ....................................................20
3.2.1 UPS-10-15KVA...........................................................................................20
3.2.2 UPS-20-30KVA...........................................................................................21
3.2.3 CHECK AUXILIARY POWER SUPPLY CONTROL BOARD......................23
3.2.4 LED STATUS .............................................................................................25
3.2.5 CHECK CONTROL BOARD.......................................................................26
3.2.6 CHECK POWER SUPPLY VOLTAGE........................................................26
3.3 POWER INTERFACE UPS-10-15KVA BOARD..................................................27
3.4 POWER INTERFACE UPS-20-30KVA BOARDS (CS0151) ...............................29
4 PC BASED CHECKS AND SETTINGS ...................................................................31
5 ELECTRICAL DIAGRAM.........................................................................................40
5.1 PCB ELECTRICAL DIAGRAM INDEX ................................................................40
5.1.1 DE1237 UPS 10-15KVA GENERAL DIAGRAM .........................................41
5.1.2 DE1112 UPS 20-30KVA GENERAL DIAGRAM .........................................43
5.1.3 DE0098 RELAY & COMMUNICATION BOARD.........................................46
5.1.4 DE0138 TEMPERATURE SENSOR PCB ..................................................47
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