AEC IST710kVA User manual

User Manual
AEC UPS IST7, The NEW high-frequency Three-Phase
(10kVA-30kVA)

AEC UPS IST7 10-30 kVA
User Manual
Foreword
i
Foreword
Summaries
Thank you for choosing ourAEC UPS !
This document gives a description of the 10kVA-30kVA UPS, including the features, performance,
appearance, structure, working principles, installation, operation and maintenance. etc.
Please save the manual after reading, in order to consult in the future.
The figures in this manual are just for reference, for details please see the actual product.
Symbol Conventions
The manual quotes the safety symbols, these symbols used to prompt users to comply with safety
matters during installation, operation and maintenance. Safety symbol meaning as follows.
Symbol
Description
Alerts you to a high risk hazard that could, if not avoided, result in
serious injury or death.
Alerts you to a medium or low risk hazard that could, if not avoided,
result in moderate or minor injury.
Alerts you to a potentially hazardous situation that could, if not avoided,
result in equipment damage, data loss, performance deterioration, or
unanticipated results.
Anti-static prompting.
Be care electric shock prompting.
Provides a tip that may help you solve a problem or save time.
Provides additional information to emphasize or supplement important
points in the main text.

Foreword
AEC UPS IST7 10-30 KVA
User Manual
Contents
1 Safety Instructions ........................................................................................................................1
1.1 Safety Announcements.....................................................................................................................................1
1.1.1 Safety Instructions ..................................................................................................................................1
1.1.2 Use Announcements for Battery .............................................................................................................4
1.1.3 Anti-Static Protection..............................................................................................................................4
1.1.4 Grounding Requirements........................................................................................................................5
1.1.5 Safety Warning Label Setting .................................................................................................................5
1.1.6 Measure with Electricity.........................................................................................................................5
1.2 Operation and Maintenance Requirements ......................................................................................................6
1.3 Environment Requirements..............................................................................................................................7
2 Overview.........................................................................................................................................8
2.1 Product Intro.....................................................................................................................................................8
2.1.1 Product Features......................................................................................................................................8
2.2 Work Principle..................................................................................................................................................9
2.2.1 Work Principle Diagram..........................................................................................................................9
2.2.2 Work Mode ...........................................................................................................................................10
2.3 Appearance and Structure............................................................................................................................... 11
2.3.1 Appearance............................................................................................................................................11
2.3.2 Structure Layout (Open Door)..............................................................................................................14
2.3.3 Alarm Function .....................................................................................................................................18
3 Installation....................................................................................................................................22
3.1 Installation Procedure.....................................................................................................................................22
3.2 Installation Preparation ..................................................................................................................................23
3.2.1 Installation Tools...................................................................................................................................23
3.2.2 Installation Environment.......................................................................................................................24
3.2.3 Installation Space..................................................................................................................................25
3.2.4 Selection of Input and Output Wires.....................................................................................................26

AEC UPS IST7 10-30 kVA
User Manual
Foreword
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3.2.5 Surge ProtectionDevice.........................................................................................................................27
3.2.6 Reverse Feedback Protection (Optional)...............................................................................................28
3.3 Transportation and Unpacking .......................................................................................................................28
3.3.1 Transportation.......................................................................................................................................28
3.3.2 Unpacking.............................................................................................................................................29
3.4 Mechanical Installation ..................................................................................................................................31
3.4.1 UPS Installation ....................................................................................................................................31
3.4.2 Wiring ...................................................................................................................................................33
3.4.3 Install Battery Cabinet ..........................................................................................................................38
3.5 System Check and Test...................................................................................................................................39
3.5.1 Check Electrical Connection.................................................................................................................39
3.5.2 UPS Test................................................................................................................................................40
3.5.3 Connect Load........................................................................................................................................40
4 Touch Screen Operation and Setting ......................................................................................41
4.1 Menu Hierarchy .............................................................................................................................................41
4.2 MainPage .......................................................................................................................................................42
4.3 System Work Status Display ..........................................................................................................................43
4.4 Monitor Function ...........................................................................................................................................47
4.4.1 Bypas Input Information.......................................................................................................................47
4.4.2 Mains Information ................................................................................................................................48
4.4.3 Battery Information...............................................................................................................................48
4.4.4 System Output Information Page..........................................................................................................49
4.5 Information Query..........................................................................................................................................50
4.5.1 Event Log..............................................................................................................................................50
4.5.2 User Log ...............................................................................................................................................51
4.5.3 Device Information ...............................................................................................................................51
4.6 Setting Management.......................................................................................................................................52
4.6.1 System Management.............................................................................................................................53
4.6.2 Battery Management.............................................................................................................................56
4.6.3 Battery Test...........................................................................................................................................59

Foreword
AEC UPS IST7 10-30 KVA
User Manual
4.6.4 Function Configuration.........................................................................................................................59
4.6.5 HMI Setting ..........................................................................................................................................60
4.6.6 Password Setting...................................................................................................................................61
4.7 Buzzer Control ...............................................................................................................................................61
4.8 ON/OFF .........................................................................................................................................................61
5 Use and Operation ......................................................................................................................63
5.1 Use Announcements.......................................................................................................................................63
5.2 Operation Procedure.......................................................................................................................................63
5.3 UPS Start and Shutdown................................................................................................................................64
5.3.1 Check before Startup.............................................................................................................................64
5.3.2 Startup...................................................................................................................................................64
5.3.3 UPS Shutdown......................................................................................................................................66
5.3.4 Switch to Bypass Mode Manually ........................................................................................................66
5.3.5 Switch to Maintenance Bypass Mode From Inverter Output................................................................67
5.3.6 Switch to Inverter Output from Maintenance Bypass ...........................................................................68
5.3.7 Emergency Power Off (EPO)................................................................................................................68
5.3.8 Emergency Power Off Recovery...........................................................................................................69
5.4 Parallel SystemStartup and Shutdown ...........................................................................................................69
5.4.1 Start Parallel System.............................................................................................................................69
5.4.2 Shutdown Parallel System ....................................................................................................................72
5.4.3 Emergency Power Off (EPO)................................................................................................................72
6 Maintenance and Troubleshooting .........................................................................................74
6.1 Maintenance Guide ........................................................................................................................................74
6.1.1 Safety Precautions.................................................................................................................................74
6.1.2 Preventive Maintenance........................................................................................................................74
6.2 Battery Maintenance ......................................................................................................................................75
6.3 Announcementsfor Battery Replacement.......................................................................................................75
6.4 Troubleshooting..............................................................................................................................................76
6.4.1 Common Abnormal Phenomena Diagnosis ..........................................................................................76
6.4.2 Emergency Dispose for System Fault...................................................................................................78

AEC UPS IST7 10-30 kVA
User Manual
Foreword
v
7 Package, Transportation and Storage......................................................................................79
7.1 Package ..........................................................................................................................................................79
7.2 Transportation ................................................................................................................................................79
7.3 Storage ...........................................................................................................................................................79
A Technical Specifications...........................................................................................................80
B Acronyms and Abbreviations ..................................................................................................84

AEC UPS IST7 10-30 kVA
User Manual
2 Overview
1
1 Safety Instructions
This chapter introduces the safety announcements. Prior to performing any work on the UPS, please
read the user manual carefully to avoid human injury and device damage by irregular operations.
1.1 Safety Announcements
This section introduces the safety announcements that must be complied with and pay special attention
while installing, using, maintenance and other relative operations.
Before operating, please read the announcements and operation instructions in this section carefully,
which is to avoid accident.
The DANGER, WARNING, CAUTION in the manual are not all the safety announcements that you
must abide by, there are just the supplements for the safety announcements during operating.
Our company does not undertake the responsibility caused by violating common safety operation
requirements or the safety standard of design, manufacture and use.
1.1.1 Safety Instructions
The input and output of the UPS is dangerous high voltage, once operate improperly, it may danger
human safety. Please read this manual carefully before installing or operating, and pay attention to the
warning labels. Do not dismantle the case of the UPS unless authorized person.

2 Overview
AEC UPS IST7 10-30 KVA
User Manual
2
It is prohibited to touching any terminal or conductor that connected with grid circuit, or, it may cause
deadly danger.
The damaged device or device fault may cause electric shock or firing!
Before operating, please inspect the device and see if there is any damage or exist other danger.
Check if the external devices or circuit connection is safe.
During a lightning storm, it is strictly prohibited to perform high voltage and AC operation, as well as
in the tower or the mast. The atmosphere will generate a strong electromagnetic field in a lightning
storm. Therefore, in order to avoid equipment struck by lightning, lightning protection and grounding
system should be prepared in time.
If the output load is impact feedback device, please consult the engineer of our company.
Do not reversely connect the ground wire and neutral wire, live wire and neutral wire, which will cause
short circuit.
It should be well grounded and the voltage between ground wire and neutral wire should be less than
5V.