Always
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n UPS Systems
M0704_NX_Series_Service_Manual V2.17 2012-06-12
ii
Table of Contents
1.
SAFETY INSTRUCTIONS
..................................................................................................................... 1
2.
GENERAL BLOCK DIAGRAM
............................................................................................................ 2
3.
6 PULSE RECTIFIER TOPOLOGY DRAWING
................................................................................ 3
4.
12 PULSE RECTIFIER TOPOLOGY DRAWING
.............................................................................. 4
5.
RECTIFIER
.............................................................................................................................................. 5
6.
INVERTER
............................................................................................................................................... 7
7.
STATIC SWITCH
.................................................................................................................................... 9
8.
INTER-PCB DIAGRAM
........................................................................................................................ 11
9.
PCB MODULE
....................................................................................................................................... 12
10.
AUXILARY POWER SUPPLY
............................................................................................................ 13
11.
STARTUP PROCEDURES
................................................................................................................. 14
11.1.
System start up (from complete shutdown)
....................................................................................................................14
11.2.
From Manual Bypass To Inverter Procedure
..................................................................................................................15
12.
UPS SHUTDOWN PROCEDURES
................................................................................................... 17
12.1.
Complete UPS shut down procedure
................................................................................................................................17
12.2.
From Inverter To Manual Bypass Procedure
..................................................................................................................17
13.
LCD DISPLAY AND LED DESCRIPTION
........................................................................................ 19
14.
THE LCD DISPLAY
.............................................................................................................................. 24
14.1.
Menu 0 – Main Menu
..............................................................................................................................................................24
14.2.
Menu 1 – Select Menu
............................................................................................................................................................25
14.3.
Menu 2 – Status Warning Menu
..........................................................................................................................................26
14.4.
Menu 3 – Real Time Data Menu
...........................................................................................................................................27
14.5.
Menu 4 – Historical Event Menu
.........................................................................................................................................28
14.6.
Menu 5 – Parameter Setting Menu
.....................................................................................................................................29
14.7.
Menu 6 – Rectifier Data Menu
..............................................................................................................................................30
14.8.
Menu 7 – Reserve Data Menu
..............................................................................................................................................30
14.9.
Menu 8 – Output Data Menu
................................................................................................................................................31
14.10.
Menu 9 – Other Data Menu
...................................................................................................................................................31
14.11.
Menu 10 – Boost Charge Setting Menu
............................................................................................................................32
14.12.
Menu 11 – Data Time Setting Menu
...................................................................................................................................34
14.13.
Menu 12 – Other Setting Menu
............................................................................................................................................34
15.
STATUS INDICATOR TABLE
............................................................................................................ 35
16.
BOARD LED INDICATION TABLE
................................................................................................... 36
17.
BOARD FAULT DIAGRAMS
.............................................................................................................. 37
18.
BATTERY CABINET
............................................................................................................................ 45
18.1.
Battery Runtime Charts
.........................................................................................................................................................53
19.
MAIN CONTROL (3A PCB)
................................................................................................................ 54
20.
POWER SUPPLY (3B PCB)
............................................................................................................... 57
21.
RECTIFIER CONTROL CIRCUIT (3C PCB)
.................................................................................... 59
22.
INVERTER PHASE CONTROL (3T PCB)
........................................................................................ 61
23.
COMMUNICATIONS INTERFACE (3R PCB)
.................................................................................. 63
24.
WARNING LED’S AND SWITCHES (3W PCB)
.............................................................................. 65
25.
LCD DISPLAY
....................................................................................................................................... 65
26.
MIMIC DIAGRAM (3L PCB)
................................................................................................................ 65
27.
STATUS LED’S AND AUDIBLE ALARM (3AG PCB)
................................................................... 65
28.
RECTIFIER MODULE
.......................................................................................................................... 66
29.
INVERTER MODULE
........................................................................................................................... 70
30.
STATIC SWITCH
.................................................................................................................................. 74
31.
AUXILIARY POWER SUPPLY
........................................................................................................... 78
Section A SINGLE LINE DRAWINGS
.......................................................................................................... 91
32.
CONTACT INFORMATION
................................................................................................................. 94
32.1.
Additional Purchases or Upgrades
...................................................................................................................................94
32.2.
QA / Warranty Questions
......................................................................................................................................................94
32.3.
Software Questions
................................................................................................................................................................94
