Sungrow SD175HV User manual

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SD175HV-UEN-Ver11-202203
SD175HV
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I
All Rights Reserved
AAllll RRiigghhttss RReesseerrvveedd
No part of this document can be reproduced in any form or by any means without the
prior written permission of SUNGROW ENERGY STORAGE TECHNOLOGY CO., LTD
(hereinafter "SUNGROW").
TTrraaddeemmaarrkkss
and other Sungrow trademarks used in this manual are owned by
SUNGROW.
All other trademarks or registered trademarks mentioned in this manual are owned by
their respective owners.
SSooffttwwaarree LLiicceennsseess
•It is prohibited to use data contained in firmware or software developed by SUN-
GROW, in part or in full, for commercial purposes by any means.
•It is prohibited to perform reverse engineering, cracking, or any other operations that
compromise the original program design of the software developed by SUNGROW.

II
About This Manual
The manual mainly describes the product information, guidelines for installation, opera-
tion and maintenance. The manual cannot include complete information about the en-
ergy storage system. You can get additional information about other devices at wwwwww..
ssuunnggrroowwppoowweerr..ccoomm or on the webpage of the respective component manufacturer.
VVaalliiddiittyy
This manual is valid for the following converter type:
•SD175HV DC/DC converter
They will be referred to as “converter” hereinafter unless otherwise specified.
TTaarrggeett GGrroouupp
This manual is intended for converter owners who will have the ability to interact with the
converter and qualified personnel who are responsible for the installation and commis-
sioning of the converter. Qualified personnel should have the following skills:
•Training for installation and commissioning of electrical system, as well as dealing
with hazards
•Knowledge of the manual and other related documents
•Knowledge of the local regulations and directives
HHooww ttoo UUssee TThhiiss MMaannuuaall
Read the manual and other related documents before performing any work on the con-
verter. Documents must be stored carefully and be available at all times.
Contents may be periodically updated or revised due to the product development. The
manual content of subsequent versions of the converter may be subject to change. The
latest manual can be found at ssuuppppoorrtt..ssuunnggrroowwppoowweerr..ccoomm.
SSyymmbboollss
To ensure the safety of the users and their properties when they use the product and to
make sure that the product is used in an optimal and efficient manner, this manual pro-
vides users with the relevant safety information which is marked by the following
symbols.
Below is a list of symbols that are used in this manual. Review them carefully to make
better use of this manual.
Indicates a hazard with a high level of risk that, if not avoided, will result in death
or serious injury.

III
Indicates a hazard with a medium level of risk that, if not avoided, could result in
death or serious injury.
Indicates a hazard with a low level of risk that, if not avoided, could result in min-
or or moderate injury.
Indicates a situation that, if not avoided, could result in equipment or property
damage.
Indicates additional information, emphasized contents or tips that may be
helpful, e.g. to help you solve problems or save time.

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CCoonntteennttss
All Rights Reserved.....................................................................................................I
About This Manual.....................................................................................................II
1 Safety .............................................................................................................. 1
1.1 Storage Battery............................................................................................ 1
1.2 Converter..................................................................................................... 2
1.3 Skills of Qualified Personnel.......................................................................... 3
2 Product Description .................................................................................... 4
2.1 Function Description .................................................................................... 4
2.1.1 Intended Usage 1 ............................................................................... 4
2.1.2 Intended Usage 2 ............................................................................... 5
2.2 Product Introduction..................................................................................... 5
2.2.1 Type Description................................................................................. 5
2.2.2 Appearance........................................................................................ 6
2.2.3 Dimensions and Weight...................................................................... 7
2.2.4 LED Indicator Panel ............................................................................ 7
2.2.5 DC Switch........................................................................................... 8
2.2.6 Emergency Stop Button...................................................................... 9
2.3 Circuit Diagram ............................................................................................ 9
2.4 Function Description .................................................................................. 10
3 Unpacking and Storage ........................................................................... 11
3.1 Unpacking and Inspection.......................................................................... 11
3.2 Identifying the Converter ............................................................................ 11
3.3 Converter Storage...................................................................................... 13
4 Mechanical Mounting .............................................................................. 14
4.1 Safety during Mounting .............................................................................. 14
4.2 Location Selection...................................................................................... 14
4.2.1 Installation Environment Requirements ............................................. 14
4.2.2 Carrier Requirements........................................................................ 15
4.2.3 Installation Angle Requirements ........................................................ 15
4.2.4 Installation Clearance Requirements ................................................. 15
4.3 Installation Tools......................................................................................... 15

VI
4.4 Moving the Converter................................................................................. 16
4.5 Preparation before Mounting...................................................................... 17
5 Electrical Connection ............................................................................... 19
5.1 Safety Instructions...................................................................................... 19
5.2 Terminal Description................................................................................... 19
5.3 Electrical Connection Overview .................................................................. 20
5.4 Additional Grounding Connection ............................................................... 22
5.4.1 Additional Grounding Requirements.................................................. 22
5.4.2 Connection Procedure...................................................................... 22
5.5 DC Cable Connection................................................................................. 23
5.6 PV Connector Connection .......................................................................... 25
5.7 Ethernet Connection .................................................................................. 27
5.8 Communication Connection ....................................................................... 28
6 Commissioning ........................................................................................... 33
6.1 Inspection before Commissioning............................................................... 33
6.2 Commissioning Procedure ......................................................................... 33
7 iSolarCloud APP ......................................................................................... 34
7.1 Brief Introduction........................................................................................ 34
7.2 Download and Install.................................................................................. 34
7.3 Login.......................................................................................................... 35
7.3.1 Requirements................................................................................... 35
7.3.2 Login Steps ...................................................................................... 35
7.4 Home page................................................................................................ 36
7.5 Running Information................................................................................... 39
7.6 History Record ........................................................................................... 39
7.6.1 Fault Alarm Records ......................................................................... 40
7.6.2 Power Yields Records....................................................................... 41
7.6.3 Event Records.................................................................................. 42
7.7 More.......................................................................................................... 43
7.7.1 Boot ................................................................................................. 43
7.7.2 Hot Standby ..................................................................................... 43
7.7.3 Shutdown......................................................................................... 44
7.7.4 System Parameters .......................................................................... 44
7.7.5 Settings............................................................................................ 45
8 System Decommissioning ...................................................................... 54
8.1 Disconnecting the Converter ...................................................................... 54

VII
8.2 Dismantling the Converter .......................................................................... 54
8.3 Disposal of the Converter ........................................................................... 54
9 Troubleshooting and Maintenance ...................................................... 56
9.1 Troubleshooting ......................................................................................... 56
9.2 Maintenance.............................................................................................. 57
10 Appendix .................................................................................................... 59
10.1 Technical Data ......................................................................................... 59
10.2 Quality Assurance .................................................................................... 60
10.3 Contact Information ................................................................................. 60