Sungrow EMS200 User Manual

Local controller
Table of Contents

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EMS200
Local Controller
User Manual
EMS200-V12-UEN-Ver11-201812

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Table of Contents
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Summary of Contents for Sungrow EMS200

  • Page 1 EMS200 Local Controller User Manual EMS200-V12-UEN-Ver11-201812...
  • Page 3: Table Of Contents

    Contents About this Manual ...............1 Target Group ................1 How to Use this Manual ............1 Symbol Explanations ..............1 Safety Instructions ..............3 Product Description ............5 Function Introduction ..............5 Appearance ................5 Dimension and Weight .............. 6 Installation Procedure ............7 Mechanical Installation ............8 Unpacking and Inspection ............
  • Page 4 WEB Interface ..............20 Requirements for Operation Environment ........ 20 Preparations for Login .............. 20 Login Steps ................20 WEB Main Interface ..............21 WEB Menu ................22 Operating Information .............. 22 8.6.1 Summary Information .............. 23 8.6.2 PCS Information ..............23 8.6.3 BMS Information ..............
  • Page 5 10.2.1 Alarm Information on Power Conversion System (PCS) ..35 10.2.2 Alarm Information on Battery ..........37 10.2.3 Alarm Information on BCP ............. 39 10.2.4 Other Alarms ................. 40 10.3 Fault Diagnosis................ 41 10.3.1 Fault Information on Power Conversion System (PCS) ..41 10.3.2 Fault Information on Grid ............
  • Page 7: About This Manual

    1 About this Manual 1.1 Target Group This manual is intended for qualified persons responsible for the installation, operation, and maintenance of the local controller and users performing routine operations. 1.2 How to Use this Manual Read this manual carefully before using the device. Keep the documentation in a convenient place for future reference.
  • Page 8 1. About this Manual User Manual "CAUTION" indicates a hazard with a low level of risk which, if not avoided, could result in minor or moderate injury. "NOTICE" indicates a situation which, if not avoided, could result in equipment malfunction or property damage. "NOTE"...
  • Page 9: Safety Instructions

    2 Safety Instructions This chapter mainly introduces some important safety instructions about operating the local controller. The local controller is designed and tested according to the international safety regulations. For this electrical and electronic device, safety instructions related to it must be complied with during installation, operation, and maintenance. Incorrect operation or misoperation may cause: ...
  • Page 10 2. Safety Instructions User Manual During Installation The local controller can only be used as described in this manual. Unauthorized alternation using spare parts sold recommended by our company can cause fires, electric shock, or other damage. Before the installation, disconnect all electrical connections and input switches upstream to ensure that the local controller is voltage-free.
  • Page 11: Product Description

    3 Product Description 3.1 Function Introduction The local controller researched & developed by our company can be applied to the micro-grid system. Local controller can collect running information of the PCS, BCP, and other devices in the system, and uploads the information to the energy management system via the background, so as to facilitate the management of energy storage system.
  • Page 12: Dimension And Weight

    User Manual 3. Product Description Tab. 3-1 Indicator Indicator Name Description PWR indicator is on: power supply is normal Power indicator PWR indicator is off: power supply is abnormal RUN indicator flashes: running is normal Running indicator RUN indicator is off: running is abnormal Bluetooth indicator Reserved function FAULT indicator is on: the system fault...
  • Page 13: Installation Procedure

    4 Installation Procedure Tab. 4-1 Description of the installation procedure Procedure Reference section Unpacking and inspection Select an optimum installation site and perform mechanical installation Electrical connection Checking before commissioning Running steps...
  • Page 14: Mechanical Installation

    5 Mechanical Installation 5.1 Unpacking and Inspection Check for completeness of the scope of delivery according to the packing list in the carton. Fig. 5-1 Scope of delivery Name Description local controller Enclosed User manual, delivery inspection records, packing documentation list, warranty card, and quality certificate 12x120Ω...
  • Page 15: Requirements For Installation Location

    User Manual 4. Mechanical Installation 5.2 Requirements for Installation Location This section is intended to instruct the user to select an optimum installation location.  The local controller with protection degree IP20 can only be installed indoors.  The ambient temperature range is -30℃ to +60℃. ...
  • Page 16: Wall Mounting

    User Manual 4. Mechanical Installation Fix the local controller according to the sequence of bolt, hanger, rack, Step 3 and nut. 5.3.2 Wall Mounting Fix the local controller through the hangers at the four corners. Installation distances between the hangers are shown in the following figure. Consider the weight of the local controller during the whole installation process! Tilting or falling of the device caused by inappropriate operations...
  • Page 17 User Manual 4. Mechanical Installation Install the expansion solenoids, washers, and tapping screws onto the Step 3 marked positions on the surface. Hang the local controller onto the tapping screws via the screw holes on Step 4 the hangers. Fasten the tapping screws by using the torque screwdriver with fastening Step 5 torque: 0.3N·m.
  • Page 18: Electrical Connection

    6 Electrical Connection 6.1 General Safety Regulations Incorrect cable connections could damage the local controller or even injure operators. All cables must be undamaged, well insulated, appropriately sized, and securely connected. 6.2 Terminal Introduction GPS/BDS 0V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 0V 1 2 3 + - GND...
  • Page 19 User Manual 5. Electrical Connection Item Remark Name Description card Function is reserved interface Debugging Debug Used for debugging local controller serial port Used for hardware reset of local Reset port controller Relay output ports, where the relay specification 250Vac/1A DO1~DO4 Digital output 30V/1A...
  • Page 20: Communication Device Connection

    User Manual 5. Electrical Connection High voltage on the AC power supply port! Do not operate under voltage. Make sure the input side is completely voltage-free and the grounding cable is reliably grounded before cable connection. SD card does not support hot plugging. 6.3 Communication Device Connection Devices that can be connected to the local controller include PCS, BCP, and the like.
  • Page 21: Internet Port Connection

    User Manual 5. Electrical Connection It is recommended that devices of different models need to be connected to the local controller separately. For example, connect the PCS and the battery BMS to different RS485 communication ports of the local controller. Addresses of all devices connected to each input of the bus RS485 must be within set address range of the local controller and be different from each other.
  • Page 22: Protection Earthing Connection

    User Manual 5. Electrical Connection Set ETH2 IP address of the local controller to be on the same network Step 2 segment as that of the background monitoring system. IP addresses of ETH1 and ETH2 cannot be on the same network segment.
  • Page 23: Power Supply Connection

    User Manual 5. Electrical Connection Item Definition Note Screw Spring washer —— Flat washer —— —— OT terminal Grounding hole of the local —— controller 6.6 Power Supply Connection The local controller supports DC24V DC input or AC100 to 240V (50/60HZ) AC input.
  • Page 24 User Manual 5. Electrical Connection The local controller can connect to the DC and AC power at the same time. The DC power can be connected to the UPS and used as the standby power supply.
  • Page 25: Commissioning

    7 Commissioning 7.1 Checking before Commissioning Inspection item Result Whether all cables are undamaged, well insulated, and □ appropriately sized. □ Whether all cable are securely in place. Whether the power supply cable and the grounding cable □ are correctly connected. 7.2 Running Steps Tab.
  • Page 26: Web Interface

    8 WEB Interface 8.1 Requirements for Operation Environment Item Requirement System WIN7, WIN8, and WIN10 requirement Browser version IE10 to IE11 and CHROME43 to CHROME45 Minimum 1366*768 resolution The clock speed is above 2.5G Hz Memory More than 4GB 8.2 Preparations for Login ...
  • Page 27: Web Main Interface

    8. WEB Interface User Manual In the system, there are three types of users: "operator", "administrator", and "maintainer". Default password of the "operator" is 1111, and passwords of the other two types of users can be obtained from the SungrowSumsung Energy Storage Power Supply Co., Ltd.
  • Page 28: Web Menu

    8 WEB Interface User Manual Item Name Description Display summary Current operating mode and summary operating operating information of the system information System schematic Schematic diagram of system running diagram Used for switching between Chinese and English Language option interfaces Fault and alarm Detailed fault and alarm information of the system 8.5 WEB Menu...
  • Page 29: Summary Information

    8. WEB Interface User Manual interface are also different. Please refer to the actual interface. The "Operating Information" indicates detailed information of the system and the connected device, and includes: "Summary Information", "PCS Information", "BMS Information", and "Detail Information". 8.6.1 Summary Information The summary information interface differs due to different system configuration interface parameters.
  • Page 30: Bms Information

    8 WEB Interface User Manual 8.6.3 BMS Information The BMS Information includes: detailed information of each battery connected to the system. 8.6.4 Detail Information The Detail Information includes operating information of the whole system, for example, total active power of the PCS.
  • Page 31: System Parameters

    8. WEB Interface User Manual Parameters". 8.7.1 System Parameters The System Parameters include the following settings: Parameter Description system time with format Time setting minute/hour/day/month/year Energy adjust Set the energy adjustment value Load default Enter the set password 1111 to restore factory defaults param Enter the set password 1111 to backup current system User param bak...
  • Page 32: Operating Parameters

    8 WEB Interface User Manual Parameter Description After checking "enable NTP time synchronization", synchronize the time to the NTP server (such as PC and NTP parameters Internet server) Set server address and port number 8.7.2 Operating Parameters Different parameters are set for the system configuration interfaces, and the running parameter interfaces are different accordingly.
  • Page 33: Slave Unit Parameters

    8. WEB Interface User Manual Parameter Description Timeout T1: acknowledgement timeout of the control packet. Timeout T2: Response timeout of the monitoring packet, where T2<T1. Parameters k and w: K is the largest number, and IEC-104 parameters W is latest acknowledgement number. The sender stops sending after sending K packets, and the receiver performs acknowledgement after receiving w packets.
  • Page 34: Protection Parameters

    8 WEB Interface User Manual 8.7.5 Protection Parameters The local controller protection parameters include the following settings: Parameter Description Disabled If it is enabled, the local controller controls charge and discharge power of the system according to battery SOC information read from the BMS, so as to keep the battery SOC operating within the set section.
  • Page 35: History Records

    8. WEB Interface User Manual Parameter Description Vbat lower limit 1 (2) recovery: battery lower limit 1 (2) level alarm recovery value Vbat hysteresis control Vbat control delay time(s): delay of triggering battery voltage alarm Vbat control recovery time (s): Vbat alarm recovery delay Condition Set alarm temperature thresholds Param...
  • Page 36: Running Records

    8 WEB Interface User Manual 8.8.1 Running Records The Running Records include a maximum of 10,000 history records. During running, the system automatically records once every minute. The records within specified time can be queried, and the CSV export format is supported. 8.8.2 Event Records The Event Records include a maximum of 10,000 history records.
  • Page 37: Fault Records

    8. WEB Interface User Manual 8.8.3 Fault Records The Fault Records include a maximum of 10,000 history records. When faults occur, the system automatically records. The records within specified time can be queried, and the CSV export format is supported. 8.8.4 Alarm Records The Alarm Records include a maximum of 10,000 history records.
  • Page 38: System Information

    Can view running information, but cannot set parameters. Can view running information and set parameters, but Maintainer cannot change passwords of subordinate users. Can view running information, set parameters, and change passwords of subordinate users. Administrator Note: Ask Sungrow for the administrator account and password.
  • Page 39: Routine Maintenance

    9 Routine Maintenance Affected by ambient temperature, humidity, dust, vibration, and the like, the internal components of the local controller will be aging and be worn out. Consequently, potential faults occur in the local controller. Therefore, it is necessary to maintain the local controller regularly to ensure normal and long-term operation.
  • Page 40: Routine Maintenance

    9 Routine Maintenance User Manual  Cover the possible live components with insulation cloth during operation. 9.2 Routine Maintenance The following maintenance work is recommended. Item Method  Check to ensure that there is no strong EMI device around the local controller. ...
  • Page 41: Troubleshooting

    10 Troubleshooting 10.1 Overview The common faults and troubleshooting are shown in the table below. If problems cannot be resolved according to this manual, please contact us. We need the following information in order to provide you with better assistance. ...
  • Page 42 10 Troubleshooting User Manual Alarm Possible causes Measures 2. Check whether the IP address Modbus address of the PCS are correctly set. PCS AC- side AC circuit breaker of the Close circuit Disconnect PCS is open. breaker. Check whether In the case that multiple parameter is set to an PCSs directly...
  • Page 43: Alarm Information On Battery

    User Manual 10 Troubleshooting 10.2.2 Alarm Information on Battery Possible Alarm Measures Note causes Reduce on-grid discharging power. mode, local controller will limit discharging power of the PCS until it drops to 0, but the charging Battery One or More power voltage/SOC 2.
  • Page 44 10 Troubleshooting User Manual Possible Alarm Measures Note causes zero-power operation if there is no standby state), 2. Check whether but the charging protection power parameter is set to affected. appropriate off-grid value. mode, local controller will control the system to shut down.
  • Page 45: Alarm Information On Bcp

    User Manual 10 Troubleshooting Possible Alarm Measures Note causes 1. Check whether the batteries are For the standard faulty. battery, the alarm occurs when the Low online rack online Rack 2. Check whether number is lower related than parameter of the "Rack Num".
  • Page 46: Other Alarms

    10 Troubleshooting User Manual Alarm Possible causes Measures triggered, local controller shuts down this battery rack and the BCP Check whether communication cable connecting the BCP and the local controller is firmly in place. 2. Check whether the IP Communication between Comm Fault address...
  • Page 47: Fault Diagnosis

    User Manual 10 Troubleshooting Alarm Possible causes Measures the local controller. Check whether the device connected corresponding dry contact is normal. Dry contact of the local Node 1/2/3/4/5/6/7/8 The dry contact can be controller collects node Alarm configured for alarm or fault signals.
  • Page 48 10 Troubleshooting User Manual Fault Possible causes Measures 2. Check whether the PCS circuit circuit breaker breaker is open. closed. 1. Check the grid state, and check whether the voltage frequency is normal. Check whether communication cable The grid is powered off connecting the PCS and and the PCS fails to the local controller is firmly...
  • Page 49: Fault Information On Grid

    User Manual 10 Troubleshooting 10.3.2 Fault Information on Grid Fault Possible causes Measures 1. The PCS is in the 1. Check whether the PCS local mode. is in the local mode. Grid Start Timeout Communication Check whether between the PCS and communication between the local controller is...
  • Page 50 10 Troubleshooting User Manual Fault Possible causes Measures Check whether the device connected corresponding dry contact is normal. contact collection The dry contact can be port local configured for alarm or fault Nodes 1-8 Fault controller collects node collection. signals. When it is configured for fault collection, the node can control the system to...
  • Page 51: Appendix

    11 Appendix 11.1 Technical Data Port Ethernet 2 inputs, 10/100M 6 inputs RS485 Support baud rates 9600 to 38400 Reserved function Digital input 16 inputs Digital output 4 inputs Analog input Reserved function Device connection Maximum device numbers:  60 PCSs ...
  • Page 52: Abbreviation Explanation

    11 Appendix User Manual Abbreviation Explanation 11.2 Abbreviation Explanation Point of Common Coupling Battery Management System Control Area Network Constant Current Constant Power Constant Voltage Depth of Discharge MCCV Maximum Charge Current MDCV Maximum Discharge Current Relative Humidity State of Charge State of Health Network Time Protocol 11.3...
  • Page 53: Contact Information

    Contact Information Should you have any questions or queries about this product, please contact us through the following information. We will be more than happy to assist you! Company: Sungrow-Samsung SDI Energy Storage Power Supply Co., Ltd. Website: www.sungrowsamsung.com Email: ess@sungrow.cc...

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