Sungrow EMU200A User manual
EMU200AEnergy Management
UnitUser ManualEMU200A-UEN-
Ver13-202305M-D-000136
User Manual
Energy Management Unit
EMU200A
EMU200A-UEN-Ver13-202305
I
Contents
1 About This Manual ...........................................................................................1
1.1 Intended Use..................................................................................................1
1.2 Target Group..................................................................................................1
1.3 How to Use This Manual .................................................................................1
1.4 Additional Information .....................................................................................1
1.5 Symbol Explanation........................................................................................2
2 Safety Instructions ............................................................................................3
3 Product Description ..........................................................................................5
3.1 Networking Scenarios.....................................................................................5
3.2 Main Features ................................................................................................6
3.3 Dimensions....................................................................................................7
4 Mechanical Mounting .......................................................................................8
4.1 Inspection Before Installation...........................................................................8
4.2 Installation Tools.............................................................................................9
4.3 Location Requirements .................................................................................10
4.4 Installation Method .......................................................................................10
4.4.1 Wall Mounting.....................................................................................10
4.4.2 Bracket Mounting ................................................................................ 11
4.4.3 Ground Mounting ................................................................................12
4.5 Installing IO Modules (Optional) .....................................................................13
5 Electrical Connection .....................................................................................16
5.1 Waterproof Terminal Description ....................................................................16
5.2 Internal Structure..........................................................................................16
5.3 Connection Overview....................................................................................18
5.4 Preparation Before Connection......................................................................19
5.5 Connection Steps .........................................................................................20
5.5.1 Grounding ..........................................................................................20
5.5.2 RS485 Communication Terminal Connection ........................................23
5.5.3 Optical Fibre (Optional)........................................................................24
5.5.4 Power Supply Connection....................................................................24
5.5.5 PLC Wiring .........................................................................................26
II
5.5.6 DI/DO Port Connection........................................................................34
5.5.7 PID Dry Contact Connection (Optional).................................................36
5.6 Post-wiring processing..................................................................................39
6 Commissioning ...............................................................................................40
6.1 Inspection Before Commissioning..................................................................40
6.2 Commissioning Steps ...................................................................................40
6.2.1 Power-on Operation ............................................................................40
6.2.2 Logger Commissioning........................................................................40
6.2.3 PID Commissioning (Optional) .............................................................41
7 Troubleshooting and Maintenance ..............................................................47
7.1 Troubleshooting ...........................................................................................47
7.2 PID Module Replacement (Optional) ..............................................................47
8 Appendix A: Technical Parameters ..............................................................50
9 Appendix B: General Information .................................................................51
9.1 Quality Assurance ........................................................................................51
9.2 Contact Information ......................................................................................51
1
1About This Manual
1.1 Intended Use
This manual is intended to provide the reader with detailed information and description of
the installation and operation about the following products:
• EMU200A
It is referred to as "device" for short unless otherwise specified。
1.2 Target Group
This manual is intended for technically qualified persons who need to install and operate the
device.
1.3 How to Use This Manual
Read this manual carefully before performing operation on the device. Keep the manual in a
convenient place for future reference.
All rights reserved including the pictures, symbols, and markings used in this manual. Any
disclosure, even partially, of the contents of this manual is strictly prohibited without prior
written authorization of SUNGROW.
The content of the manual will be periodically updated or revised as per the product develop-
ment. It is probably that there are changes in manuals for the subsequent module edition. If
there any mismatch between the product and its manual, the actual product shall govern.
1.4 Additional Information
For more details about the equipment inside EMU200A, please scan the following QR code.
Device Related documents
Logger4000
2
1.5 Symbol Explanation
This manual contains important safety and operational instructions that must be accurately
understood and respected during the installation and maintenance of the device.
To ensure the optimum use of this manual, note the following explanations of the symbols
used.
DANGER indicates a hazard with a high level of risk which, if not avoided, will re-
sult in death or serious injury.
WARNING indicates a hazard with a medium level of risk which, if not avoided,
could result in death or serious injury
CAUTION indicates a hazard with a low level of risk which, if not avoided, could re-
sult in minor or moderate injury.
NOTICE indicates a situation which, if not avoided, could result in equipment or
property damage.
indicates additional information, emphasized contents or tips to help you solve
problems or save time.
1 About This Manual User Manual
3
2Safety Instructions
This chapter mainly introduces safety instructions that need to be respected during the
operation of Energy Management Unit EMU200A.
The EMU200A has been designed and tested strictly according to international safety
regulations. As electrical and electronic equipment, the EMU200A must be installed,
commissioned, operated, and maintained in strict accordance with related safety
instructions. Incorrect operation or misuse of the device may cause:
• damage to personnel safety of the operators or the third party
• damage to the EMU200A or other properties belong to the operators or the third party
Therefore, the following safety instructions must be read and always kept in mind prior to
any work. All detailed work-related safety warnings and notes will be specified at the critical
points in corresponding chapter.
All operations and electrical work must only be performed by qualified personnel.
Before Installation
After receiving the device, please check if there is damage caused during
transport. Contact SUNGROW or the forwarding company once any problem is
found.
The related operators must be familiar with the safety instructions in this manual
and other safety regulations about the installation, operation and maintenance of
the EMU200A.
Move, transport, install, operate, and maintain the EMU200A correctly and
appropriately.
During Installation
The EMU200A can only be used as described in this manual. Altering the product
without authorization or using spare parts not sold or recommended by
SUNGROW may lead to fire, electric shock or other damages.
4
Disconnect all electrical connections and the upstream input switch and make
sure the EMU200A is voltage-free during installation.
Maintenance and Replacement
The maintenance of the EMU200A can only be performed by qualified personnel
from SUNGROW or other qualified personnel.
User can never maintain or replace the modules and other parts. Serious personal
injury or property loss may follow if otherwise.
Never replace the internal components of the EMU200A without authorization.
SUNGROW shall not be held liable for any possible damage caused by ignorance
of this warning.
2 Safety Instructions User Manual
5
3Product Description
3.1 Networking Scenarios
EMU200A is equipped with a Logger4000 inside, whith which EMU200A can be applied to
various networking scenarios. It can access the inverter, box-type transformer, meteo station
and meter in the PV power generation system through RS485 bus, and can also access the
string inverter with PLC function produced by SUNGROW through PLC bus.
• EMU200A can transmit the collected device data to the background plant controller, such
as Insight and SCADA, through the core switch.
• EMU200A can also transmit the collected device data directly to iSolarCloud through the
4G router.
Connected to background plant controller through a core switch
EMU200A can be connected to Insight or SCADA through a core switch, as shown below.
figure 3-1 Ring networking
When the ring networking is used, a maximum of 15 EMU200A can be connected to a ring
network.
6
figure 3-2 Star networking
Connected to iSolarCloud through a router
EMU200A can be directly connected to the iSolarCloud through a router, as shown below.
3.2 Main Features
Flexible networking
• Support of RS485, Ethernet and MPLC communication.
• Support access of tracking system, box-type substation measurement and control, meter,
meteo station and other equipment.
Convenient O&M
• Inverter batch parameter settings and firmware updates.
3 Product Description User Manual
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