KEHUA TECH BCS-B-H Series User manual

Power Conversion System
BCS-B-H Series (1000K-1500K)
User Manual

All rights reserved © Kehua Data Co., Ltd.
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Copyright © Kehua Data Co., Ltd. 2021.All rights reserved.
No part of this document may be reproduced or transmitted in any form or by any means without prior
written consent of Kehua Data Co., Ltd.
Trademarks and Permissions
and other Kehua trademarks are trademarks of Kehua Data Co., Ltd.
All other trademarks and trade names mentioned in this document are the property of their respective
holders.
Notice
The purchased products, services and features are stipulated by the contract made between Kehua and
the customer. All or part of the products, services and features described in this document may not be
within the purchase scope or the usage scope. Unless otherwise specification in the contract, all
statements, information, and recommendations in this document are provided “AS IS” without warranties,
guarantees or representations of any kind, either express or implied.
The information in this document is subject to change without notice. Every effort has been made in the
preparation of this document to ensure accuracy of the contents, but all statements, information, and
recommendations in this document do not constitute a warranty of any kind, express or implied.
KEHUA DATA CO.,LTD.
Address:
No.457,MalongRoad,TorchHigh-TechIndustrialZone,Xiamen,Fujian,China
Website:
www.kehua.com
E-mail:
[email protected]
Customer Service Telephone:
400-808-9986
Tel:
0592-5160516
Fax:
0592-5162166

Foreword
Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
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All rights reserved © Kehua Data Co., Ltd.
Foreword
Summaries
Thank you for choosing the power conversion system (hereinafter referred to as “PCS”)!
This document gives a description of BCS-B-H series (1000K-1500K), 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.
Suitable Model
BCS1000K-B-H (440Vac)
BCS1250K-B-H (550Vac)
BCS1500K-B-H (600Vac)
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.

Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
Foreword
All rights reserved © Kehua Data Co., Ltd.
iii
Symbol
Description
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.
Product standard: GB-T 34120-2017

Contents
Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
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All rights reserved © Kehua Data Co., Ltd.
Contents
1 Safety Description.........................................................................................................................1
1.1 Safety Announcements.....................................................................................................................................1
1.1.1 Safety Instructions ..................................................................................................................................1
1.1.2 Device Iabel Instruction..........................................................................................................................3
1.1.3 Anti-Static Protection..............................................................................................................................4
1.1.4 Grounding Requirements........................................................................................................................4
1.1.5 Moistureproof Protection........................................................................................................................5
1.1.6 Safety Warning Label Setting .................................................................................................................5
1.1.7 Measure with Electricity.........................................................................................................................5
1.2 Requirements for Operator...............................................................................................................................6
1.3 Environment Requirements..............................................................................................................................6
1.4 Requirements for Escape Way..........................................................................................................................6
2 Overview.........................................................................................................................................7
2.1 Product Intro.....................................................................................................................................................7
2.1.1 Model Meaning.......................................................................................................................................8
2.1.2 Features...................................................................................................................................................8
2.2 Appearance and Operation Panel .....................................................................................................................9
2.2.1 Appearance..............................................................................................................................................9
2.2.2 Operation Panel.....................................................................................................................................10
2.3 Structure Layout.............................................................................................................................................12
2.3.1 DC Electric Disconnect Switch.............................................................................................................12
2.3.2 AC Breaker ...........................................................................................................................................14
2.4 Work Principle................................................................................................................................................16
2.5 Work Status ....................................................................................................................................................16

Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
Contents
All rights reserved © Kehua Data Co., Ltd.
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2.6 Work Mode.....................................................................................................................................................18
2.7 Communication Way......................................................................................................................................19
2.7.1 Monitor Mode.......................................................................................................................................19
2.7.2 Communicate with BMS.......................................................................................................................19
3 Installation....................................................................................................................................21
3.1 Installation Procedure.....................................................................................................................................21
3.2 Installation Preparation ..................................................................................................................................22
3.2.1 Installation Tools...................................................................................................................................22
3.2.2 Installation Environment.......................................................................................................................23
3.2.3 Installation Clearance............................................................................................................................23
3.2.4 Heat Dissipation Requirements.............................................................................................................24
3.3 Transportation ................................................................................................................................................25
3.3.1 ForkliftTransportation...........................................................................................................................26
3.3.2 Lift Transportation ................................................................................................................................26
3.4 Unpacking......................................................................................................................................................27
3.5 Installation Procedure.....................................................................................................................................29
3.6 Electrical Connection.....................................................................................................................................32
3.6.1 Wiring Requiremnts..............................................................................................................................32
3.6.2 Wiring ...................................................................................................................................................32
3.7 Check the Installation.....................................................................................................................................37
4 Touch Screen Operation ............................................................................................................38
4.1 Menu Structure...............................................................................................................................................38
4.2 Main Page ......................................................................................................................................................39
4.3 Login..............................................................................................................................................................40
4.4 ON/OFF .........................................................................................................................................................42
4.4.1 ON.........................................................................................................................................................42
4.4.2 OFF.......................................................................................................................................................42
4.5 Energy Query .................................................................................................................................................43
4.5.1 Daily Energy.........................................................................................................................................43
4.5.2 Monthly Energy ....................................................................................................................................44

Contents
Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
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All rights reserved © Kehua Data Co., Ltd.
4.5.3 Total Energy..........................................................................................................................................45
4.6 Function .........................................................................................................................................................46
4.6.1 Running Infomration.............................................................................................................................46
4.6.2 History Information ..............................................................................................................................48
4.6.3 About.....................................................................................................................................................49
4.6.4 Setting...................................................................................................................................................49
4.7 Current Fault ..................................................................................................................................................61
5 System Commissioning .............................................................................................................62
5.1 Running Operation.........................................................................................................................................62
5.1.1 Check before Operation........................................................................................................................62
5.1.2 Startup Procedure..................................................................................................................................62
5.2 Power Off in Emergency or Fault ..................................................................................................................63
5.3 Recover Normal Operation From Emergency Power Off ..............................................................................63
6 Routine Maintenance .................................................................................................................65
6.1 Maintenance Guide ........................................................................................................................................65
6.1.1 Machine Room Management................................................................................................................65
6.1.2 Preventive Maintenance........................................................................................................................66
6.2 Safety Precautions..........................................................................................................................................69
7 Troubleshooting..........................................................................................................................70
7.1 Rectifying Common Faults ............................................................................................................................70
7.2 Maintenance Operation Procedure.................................................................................................................77
8 Package, Transportation and Storage......................................................................................79
8.1 Package ..........................................................................................................................................................79
8.2 Transporation..................................................................................................................................................79
8.3 Storage ...........................................................................................................................................................79
A Technical Specifications...........................................................................................................80
B Fasten Torque List......................................................................................................................83
C Quality Assurance......................................................................................................................84
D Acronyms and Abbreviations..................................................................................................86

Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
1 Safety Description
All rights reserved © Kehua Data Co., Ltd.
1
1 Safety Description
This chapter introduces the safety announcements. Please read this user manual carefully prior to
installing the device. It provides important information on safe and efficient installation.
1.1 Safety Announcements
Before operation, please read the announcements and operation instructions in this part, which is to
avoid accident.
The DANGER, WARNING, CAUTION in the manual, are not all the safety announcements that
must be abided by, they are just the supplement of the safety announcements during operating.
Kehua 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
It is prohibited touching any terminal or conductor that connected with grid circuit, or, it may cause
deadly danger.

1 Safety Description
Power Conversion System BCS-B-H Series (1000K-1500K)
User Manual
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All rights reserved © Kehua Data Co., Ltd.
There is no operational part inside the device. Please do not open the crust of the PCS by yourself, or
it may cause electric shock. The PCS damage caused by illegal operation is out of the guarantee
range.
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.
Before checking or maintenance, if the DC side and AC side is power down just now, it is necessary
to wait for 20 minutes to ensure the inner device is completely discharged, and then the operation can
be performed.
While maintenance, ensure that the connection between the PCS and energy storage battery has been
disconnected, and set warning mark at the disconnected position, which is to avoid reconnection by
accident.
The product may cause DC current in external protective earthing conductor. If adopt residual current
device (RCD) or monitor (RCM) as the protection of direct or indirect contacting, the type-B-H RCD
or RCM can be used only in the input end of the product.