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Sungrow SCU1100 User Manual
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Sungrow SCU1100 User Manual

Sungrow SCU1100 User Manual

Smart communication unit
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User Manual
Smart Communication Unit
SCU1100
SCU1100Smart
Communication UnitUser
SCU1100-UEN-Ver37-202503

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Summary of Contents for Sungrow SCU1100

  • Page 1 User Manual Smart Communication Unit SCU1100 SCU1100Smart Communication UnitUser ManualSCU1100-UEN-Ver37-202503 SCU1100-UEN-Ver37-202503...
  • Page 3 Contents 1 About This Manual ...................1 1.1 Preface......................1 1.2 Target Group ....................1 1.3 Manual Description..................1 1.4 Symbol Explanations ..................1 1.5 Expression Explanation...................2 2 System Introduction ..................3 2.1 Brief Introduction ....................3 2.2 Main Features ....................3 2.3 System Requirements..................3 3 Introduction to Ports ..................4 3.1 Ethernet Port Wiring ..................4 3.2 RS485 Port Wiring ..................5...
  • Page 4 6.1 Checking the General Information..............17 6.2 Checking the Real-time Status...............17 7 Device Monitoring ..................18 8 Device Maintenance ..................22 8.1 Device List ....................22 8.2 Firmware Update..................22 8.3 Fault Recorder .....................22 8.4 Seconds-level Fault Record................23 9 Smart Diagnosis .....................24 9.1 Smart IV Diagnosis ..................24 9.2 Fault Diagnosis ....................24 9.2.1 Function Introduction................24 9.2.2 Access to User Interface..............24...
  • Page 5 11.9.1 RS485 ....................41 11.9.2 EyeW485..................42 11.9.3 Ethernet....................42 11.9.4 AI .....................43 11.9.5 DI .....................43 11.10 MPLC.......................43 11.11 Certificate Management................44 11.12 More ......................44 12 User Management ..................45 13 About ......................47 14 Appendix .......................48 14.1 Copyright ....................48 14.2 Contact Information ..................48...
  • Page 7 With continuous software update, the interface and functions of the software you are using may differ from the example pictures provided in this manual. If so, please refer to the latest software version. If you have any questions, please contact Sungrow Power Supply Co. Ltd. Target Group This manual is intended for the following target groups: •...
  • Page 8 1 About This Manual User Manual WARNING indicates moderate-risk potential hazards that, if not avoided, may lead to death or serious injury. CAUTION indicates a slightly hazardous situation which, if not avoided, may result in minor or moderate injury. NOTICE indicates potential risks that, if not avoided, may lead to device malfunc- tions or financial losses.
  • Page 9 System Introduction Brief Introduction SCU is a data collection and protocol conversion device that can collect data from inverters, combiner boxes and other equipment in PV systems. Users can view the collected informa- tion by accessing the server through PC. SCU supports two modes: Network Safety Mode and non-Network Safety Mode.
  • Page 10 Introduction to Ports Port Port definition Remarks J7（NET2）、J10(NET1)、 Ethernet port 4-way J8（Goose1）、J9(Goose2) Goose port USB port Not open yet A1B1~A3B3 RS485 port 7-way A6B6~A9B9 CAN1H, CAN1L CAN port Not open yet CAN2H, CAN2L, GND DI1~DI24 Dry contact input port 24-way DI24V NC1 NO1 COM1 ~ NC8 NO8 8-way, output signal...
  • Page 11 User Manual 3 Introduction to Ports Wiring Method Use CAT-5e or aboove cable with one end connected to external device and the other end connected to the “NET1” or “NET2” port of the SCU. Description Item Modbus-TCP Click”System-＞“Transfer Configuration”-＞“Modbus”-＞”SERV- forwarding ER”,supports up to 15 port configurations.
  • Page 12 Function DI1~DI24 Input dry contact terminals 1~24 DI24V Total 8 input dry contact 24V terminal * DI1~ DI5 are for internal use by the SUNGROW R&D team only and do not support config- uration by users. Wiring Requirements 0.75mm ~1.5mm wire is recommended.
  • Page 13 User Manual 3 Introduction to Ports Step 3 Connect the DI cable to either the SCU's“DI1~DI21”port: Connect 24V cable to“DI24V”port. figure 3-1 Wiring method (take DI20 port wiring for example) - - End DO Output Dry Contact Wiring Introduction The SCU supports 8-way output dry contact connection to the transformer or switchgear sig- nal node.
  • Page 14 3 Introduction to Ports User Manual Port Function Output port 8, NO COM8 Output port 8, COM Wiring Requirements 0.75mm ~1.5mm wire is recommended. Wiring Method Step 1 Connect the output dry contact (NO, NC, COM) cable outgoing from the transformer to the wiring area of the SCU.
  • Page 15 User Manual 3 Introduction to Ports Step 1 Lead the sampling signal line to the wiring area of the SCU. Step 2 When connecting a two-wire cable, connect the PT + cable to the "PT +" port; connect the PT- cable to the "PT-" port. (Note: "PT-" port and "GND" port are short-circuited) When connecting a three-wire cable, PT+ cable connects to "PT+"...
  • Page 16 3 Introduction to Ports User Manual Step 2 Strip the insulation layer of the cable to expose the copper core. Step 3 Connect the 1st analog input signal line to the SCU“V1A+, VA1–”； Connect the 2nd analog input signal line to the SCU's“V2A+, VA2–”ports. - - End 24Vdc Power Port Wiring Introduction...
  • Page 17 User Manual 3 Introduction to Ports Step 3 Connect the red wire core to“24V”port, black wire core“24V-GND”port. - - End...
  • Page 18 Login Login 4.1.1 Overview The SCU is designed with two network ports NET1 and NET2. • Default IP address of NET1: 12.12.12.12. • Default IP address of NET2: 14.14.14.14. IP addresses of "NET1" and "NET2" should be on different network segments. If otherwise, communication error occurs.
  • Page 19 User Manual 4 Login Step 2 Click Login on the upper right corner of the interface, and you can choose from Regular Login and Certificate Login. • For Regular Login, you need to enter the username and password. Please refer to "12 User Management".
  • Page 20 4 Login User Manual Logout In order to protect the security of the account, it is recommended to log out in time after the operation is completed. Method Click , choose “Logout”.
  • Page 21 Interface Description Homepage Description Page and menu selection bar Function display area Fault number Alarm number Language switching options Personal center WEB Menu Navigation Bar/Menu Submenu Third-Level Menu General Information Overview Real-time Status Device Monitoring Device List Firmware Update Fault Recorder Device Seconds-Level Fault Recording...
  • Page 22 5 Interface Description User Manual Navigation Bar/Menu Submenu Third-Level Menu System Maintenance Romote Maintenance Message Export System Time Transfer Configuration Template Management File Management RS485 EyeW485 Port Parameter Ethernet MPLC Certificate Management More About...
  • Page 23 Overview Checking the General Information Function Description In this interface, you can view the current power generation, real-time power, the number of online devices, etc., view the operating data and cycle (day, month, year, total) power gener- ation curve. One-click access to the interface corresponding to common functions, such as adding devices, configuring network port parameters, configuring forwarding information, upgrading/restarting the system, and quickly issuing instructions to devices.
  • Page 24 Device Monitoring Function Introduction • View the real-time running information of the specific device and corresponding node status. • Set initial parameters, operation parameters, system parameters, and protection param- eters for the specific device. • Start or stop the specific device, and restore default values. Procedure Step 1 Click “Device Monitoring”...
  • Page 25 User Manual 7 Device Monitoring Step 3 Choose the “Realtime Values” tab to view the real-time running information of the current device. Choose the “Node Status” tab to view the node status of the current device. Choose the “Initial Parameter” tab, and set the country and device model according to the local standards.
  • Page 26 7 Device Monitoring User Manual Range and Default Description Code Parameter Value Running 10~720 min. 30 min When anti-PID running and AC in- Duration by default. sulation detection are compatible with each other, the running dura- tion of AC insulation detection. 24h AC Insulation 20~100 kΩ.
  • Page 27 User Manual 7 Device Monitoring Range and Default Description Code Parameter Value 24h AC Insulation 600.0~6000.0 If the insulation resistance falls Protection Time 600.0 s by default. below and remains lower than 24h AC Insulation Protection Value for a period of time equiva- lent to 24h AC Insulation Protec- tion Time, a fault will be reported.
  • Page 28 Device List Function Description In this interface, you can add devices, modify devices and delete devices. Prerequisite The device model and configuration file have been obtained through Sungrow Power Supply Co., Ltd. Procedure Step 1 Click““Device→Device List””to enter the interface.
  • Page 29 User Manual 8 Device Maintenance Step 1 - - End Seconds-level Fault Record The seconds-level fault record offers high-precision time resolution, capturing and recording data before and after a fault occurs in seconds. If a fault occurs, all recorded information will automatically be displayed on the following page.
  • Page 30 Smart Diagnosis Smart IV Diagnosis The smart IV diagnosis function is used for monitoring the operating status of the combiner box with communication function and providing effective diagnoses for its faults. Function Introduction This function can be used to collect and analyze the voltage and current data of the up- stream combiner box of the inverter, and judge whether there is a fault.
  • Page 31 User Manual 9 Smart Diagnosis 9.2.3 Diagnostic Process 9.2.4 Fault Monitoring You can check the working status of the PV modules (the combiner box and strings con- nected to it) on the "Fault Monitoring" page, as shown in the figure below. The color codes for branch status are listed in the table below.
  • Page 32 9 Smart Diagnosis User Manual Orange Branch abnormal (string connected to the combiner box is offline) Grey Branch offline (the combiner box is offline) Normal Status • PV Module Status You can see from the icon of "PV Module" in case a fault alarm is reported from smart branch diagnosis.
  • Page 33 User Manual 9 Smart Diagnosis Branch Abnormal In case of a branch abnormal open-circuit alarm, which is, some string connected to the combiner box is offline, you can see on the page that: • PV Module Status The number in the upper right corner of the “PV Module” icon represents the number of inverter units in abnormal status.
  • Page 34 9 Smart Diagnosis User Manual If the icon of a branch in an inverter unit turns orange, please find this branch on the site, and proceed as follows to perform troubleshooting and clear the alarm: Check if any fuse inside the combiner box is blown with a multimeter. If so, please replace the fuse.
  • Page 35 User Manual 9 Smart Diagnosis If the icon of a branch in an inverter unit turns orange, please find this branch on the site, and proceed as follows to perform troubleshooting and clear the alarm: Check if the circuit breaker inside the combiner box has tripped. If so, reset the circuit breaker.
  • Page 36 9 Smart Diagnosis User Manual Parameter Range Description 1 - 64 bytes (which is, up to Combiner Box Name User-definable. Default 32 Chinese characters or name: branch1, branch2, 64 English letters/numbers) branch3... 1 - 24; 24 by default Number of PVS Inputs Indicate the number of in- puts connected to the combiner box.
  • Page 37 User Manual 9 Smart Diagnosis Parameter descriptions and suggestions on setting are listed in the table below. For other parameters, please refer to the information shown on the page. Parame- Description Range Suggestions PV Con- Type of PV 166, 182, or 210; 182 It is suggested to set this pa- figura- modules...
  • Page 38 10 History Data 10.1 Operation Log You can view each user's operation history, for traceback of major events, on the "Operation Log" page. Log Type User Type Operation Information Recorded All users Login and logout Username and user IP Super Administrator All operation logs, including Operating type, target ob- but not limited to: add/de-...
  • Page 39 User Manual 10 History Data Step 2 Select the start and end time and all historical status is displayed by default. To view the historical status of a certain type, check the corresponding status column. For example, check fault to view the historical fault information of a corresponding time period. Step 3 Click in the upper right corner of the interface to export the historical running information.
  • Page 40 10 History Data User Manual 10.5 Syslog "Syslog" displays user operations and login activities. Step 1 Choose “History Data→Syslog”. figure 10-1 Syslog Step 2 Choose Remote Server. Click the icon in the “Action” column to configure the remote server for syslog uploads. Step 3 Choose Log Record.
  • Page 41 11 System 11.1 Run Information Function Introduction The communication address, input and output node status, and forwarding configuration in- formation can be viewed on this interface. Procedure Step 1 Click ““System→Run Information”” to enter the corresponding interface. Step 2 Select an option as needed: •...
  • Page 42 11 System User Manual Step 2 Select an option as needed: • Click “System Upgrade ” and select an upgrade file to upgrade the system. • Click “Log Export Debugging, operations and other logs” to export the required log. • Click “Rebooting”...
  • Page 43 User Manual 11 System Step 3 Click “Start”. The parameter is successfully set and the countdown starts based on the set duration. Step 4 Click “Export” to export the message of the selected ports. After finishing exporting the message, please export the file before switching the port.
  • Page 44 11 System User Manual Step 2 Select based on your actual needs. A total of 7 time source options are available. Clock source Description User Define • Use PC Time: After the check box is selected, the current laptop time can be synchronized with the intelligent communication gate- way time.
  • Page 45 User Manual 11 System There are certain risks related to this protocol as it is not a secure protocol. Please make sure the device is working on a secure network before enabling it. Procedure Step 1 Click ““System→Transfer Configuration→IEC104”” to enter the corresponding interface. The IEC104 Server port supports encryption functionality.
  • Page 46 11 System User Manual - - End Follow-up Operations After finishing setting the parameters, restart the device for the configuration to take effect. 11.6.2 MODBUS Function Introduction Transmit the collected data to the monitoring system through MODBUS-TCP protocol on this interface.
  • Page 47 11.7 Template Management It is convenient to save, transfer and apply a configuration combination to realize the same configuration operation on multiple devices. This operation is only performed by SUNGROW. 11.8 File Management Function Introduction The point table files can be imported or exported on this interface.
  • Page 48 After finishing setting the parameters, restart the device for the configuration to take effect. 11.9.2 EyeW485 This interface is used to configure the EyeW485 function. It is only applicable to SUNGROW combiner boxes equipped with the corresponding module. If the device does not support this function, this interface will be unavailable.
  • Page 49 User Manual 11 System Procedure Step 1 Click““System→Port Parameter→Ethernet””to enter the interface. Step 2 Click to save the settings. - - End The default IP address of the NET1 port is12.12.12.12. The default IP address of the NET2 port is 14.14.14.14. 11.9.4 AI Function Introduction Port parameters of the dry contact AI can be set on this interface.
  • Page 50 11 System User Manual 11.11 Certificate Management "Certificate Management" allows users to import HTTPS, IEC104, Modbus TCP, and NTS certificate files into the system and view the certificate information. Step 1 Choose “System→Certificate Management”. Four types of certificate are available here: HTTPS, IEC104, Modbus TCP, and NTS.
  • Page 51 Authorized by the Super Administrator for Developer Account complex troubleshooting. table 12-2 Default User Type User type Username Password Please contact Sungrow to obtain the password, and Super Administrator administrator be sure to change the de- fault password. Please contact Sungrow to...
  • Page 52 12 User Management User Manual Super Administrator • User Management – The Super Administrator can assign up to 5 user accounts. – Only one user is allowed to log in at the same time. – When adding a user, the user name should not be longer than 16 characters. The password should be 12-32 character long and contain at least three of the following three character types: uppercase letters, lowercase letters, numbers.
  • Page 53 13 About View the device serial number and firmware version information of the SCU through this interface.
  • Page 54 14 Appendix 14.1 Copyright All rights reserved by Sungrow Power Supply Co., Ltd. and no unit or individual may add, de- lete, adapt, copy, translate, reproduce or rewrite part or all of the contents of this manual in any way without the prior written authorization of SUNGROW.

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