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SolarEdge SE-RGMTR-3D-208V-A Installation Manual

Revenue grade energy meter with modbus connection
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Installation Guide
Revenue Grade Energy Meter
with Modbus Connection
For North America
Version 1.0

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Summary of Contents for SolarEdge SE-RGMTR-3D-208V-A

  • Page 1 Installation Guide Revenue Grade Energy Meter with Modbus Connection For North America Version 1.0...

  • Page 2: Disclaimers

    However, SolarEdge assumes no responsibility for the use of this material. SolarEdge reserves the right to make changes to the material at any time and without notice. You may refer to the SolarEdge web site (https://www.solaredge.com/us/) for the most updated version.

  • Page 3: Fcc Compliance

      FCC Compliance The content of these documents is continually reviewed and amended, where necessary. However, discrepancies cannot be excluded. No guarantee is made for the completeness of these documents. The images contained in this document are for illustrative purposes only and may vary depending on product models. FCC Compliance This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC...
  • Page 4 Disclaimers   3 Reorient or relocate the receiving antenna. Increase the separation between the equipment and the receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help.

  • Page 5: Support And Contact Information

      Support and Contact Information Support and Contact Information If you have technical problems concerning SolarEdge products, please contact us: USA and Canada: 1 510 498 3200 Worldwide: +972 073 2403118 Fax: +1 (530) 273-2769 Email: ussupport@solaredge.com. Support Center: https://www.solaredge.com/us/service/support  ...
  • Page 6 System configuration information, including the type and number of modules connected and the number and length of strings. The communication method to the SolarEdge server, if the site is connected. The Revenue Grade Energy Meter with Modbus Connection software version as appears in the ID status screen.

  • Page 7: Table Of Contents

    Support and Contact Information Contents HANDLING AND SAFETY INSTRUCTIONS Safety Symbols Information Chapter 1: Introduction Terminology The SolarEdge Revenue Grade Energy Meter with Modbus Connection Meter Connection Options Meter Interfaces Chapter 2: Meter Installation Installation Guidelines Installing and Connecting the Meter...
  • Page 8 Contents   7 Connecting Two Meters Configuring the Dual-Meter Connection Verifying Meter Connection Troubleshooting Dual-Meter Connection Appendix C: Monitoring Platform - Meter Data Appendix D: External Lightning Protection Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...

  • Page 9: Handling And Safety Instructions

      HANDLING AND SAFETY INSTRUCTIONS HANDLING AND SAFETY INSTRUCTIONS During installation, testing and inspection, adherence to all the handling and safety instructions is mandatory. Failure to do so may result in injury or loss of life and damage to the equipment. Safety Symbols Information The following safety symbols are used in this document.
  • Page 10 HANDLING AND SAFETY INSTRUCTIONS   9 CAUTION! Denotes a hazard. It calls attention to a procedure that, if not correctly performed or adhered to, could result in damage or destruction of the product. Do not proceed beyond a caution sign until the indicated conditions are fully understood and met.

  • Page 11: Chapter 1: Introduction

      Chapter 1: Introduction Chapter 1: Introduction Terminology The following terms are used in this document: Export: The power injected to the grid. Import: The power purchased from the grid. Export/Import meter: A meter that is installed at the grid connection point and measures the energy/power exported/imported to/from the grid.
  • Page 12 Chapter 1: Introduction   11 Figure 1: Terminology Illustration Three-phase grid configuration types: Wye: In a Wye ("Y") configuration, all three phases are connected at a single neutral point. Wye systems utilize five wires - three hot, one neutral and one ground. Delta: In a Delta configuration, the three phases are connected in a triangle.

  • Page 13: The Solaredge Revenue Grade Energy Meter With Modbus Connection

    The meter requires three Current Transformers (CTs). The CTs are available from SolarEdge. The SolarEdge inverter or the Commercial Gateway (CCG) reads the exported/imported power from a meter installed at the grid connection point or reads the consumption from a meter installed at the load consumption point.

  • Page 14: Meter Connection Options

    Chapter 1: Introduction   13 Figure 2: Typical installation with production meter Figure 3: Typical installation with export/import meter Figure 4: Typical installation with consumption meter Meter Connection Options In a single inverter system, the meter is connected directly to the inverter. Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...
  • Page 15 If the inverter has a second RS485 port, use this port to connect between the inverters. If the inverter has only one RS485 port, use an RS485 Plug-In (available from SolarEdge) or ZigBee communication between the inverters. The meter is connected to one of the RS485 ports of a CCG.

  • Page 16: Meter Interfaces

    Chapter 1: Introduction   15 Figure 6: Multi-inverter connection with CCG and meter Meter Interfaces This section describes the SolarEdge meter's interfaces. Figure 7: Delta (left) and Wye (right) Meter Interfaces Voltage connections: for connection to the grid Delta: L1, L2, L3, Ground Wye: L1, L2, L3, N, Ground CT connections (L1 CT, L2 CT, L3 CT): for connection to...
  • Page 17   Meter Interfaces LEDs: used to monitor meter status. ID DIP switches (ID 1, 2, 3): used to set the Modbus address. Termination DIP switches (TERM 1, 2): used to set RS485 termination.   LEDs The meter utilizes the LEDs at the top of the unit in order to indicate current status.
  • Page 18 Chapter 1: Introduction   17 Function Indication Bottom - Operational Flashing ON/OFF - normal green status operation Middle - RS485 Modbus Flashing ON/OFF - yellow communication communication OK  Turns ON when the meter Top - Energy reads an energy change of yellow management ~1 kwH.
  • Page 19   Meter Interfaces   Termination DIP Switches The Termination DIP switches are used to configure RS485 wiring termination. The termination options are listed in the table below. See the figure ID and Termination DIP Switches on page 18 for switch direction guidelines. TERM TERM RS485 Termination Terminated...

  • Page 20: Chapter 2: Meter Installation

    Chapter 2: Meter Installation    19 Chapter 2: Meter Installation Installation Guidelines AC wire specifications: 1.3 to 2.0 mm diameter / 16 to 12 AWG stranded wire, 600 V, type THHN, MTW, or THWN. RS485 wiring specifications: Cable type: Min. 3-wire shielded twisted pair (a 4-wire cable may be used) Wire cross-section area: 0.2- 1 mm²/ 24-18 AWG (a CAT5 cable may be used)

  • Page 21: Installing And Connecting The Meter

      Installing and Connecting the Meter The meter draws 10-30mA, therefore the rating of any switches, disconnects, fuses, and/ or circuit breakers is determined by the wire gauge, the mains voltage, and the current interrupting rating required. The switch, disconnect, or circuit breaker must be located near the meter and be easily operated .
  • Page 22 Chapter 2: Meter Installation    21 To install the current transformers (CTs): NOTE If installing a high-accuracy/RGM meter, make sure that the CTs chosen are appropriate for use with the meter.  1. Turn off AC power before clamping on current transformers.  2.
  • Page 23   Installing and Connecting the Meter To wire the meter: The meter communicates with the inverter/Commercial Gateway over an RS485 connection. Wire the meter in accordance with the three-phase connection diagrams below. Figure 10: Three Phase Grid (Wye) - Production Meter Connections Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...
  • Page 24 Chapter 2: Meter Installation    23 Figure 11: Three Phase Grid (Delta) - Production Meter Connections NOTE Clamp the CT connected to L1 CT around the wire connected to ØL1. Clamp the CT connected to L2 CT around the wire connected to ØL2. Clamp the CT connected to L3 CT around the wire connected to ØL3.
  • Page 25   Installing and Connecting the Meter  1. Verify that power is OFF before making connections.  2. Connect the AC side wires (meter input) to the grid connectors on the meter.  3. Connect the CT wires to the three 2-pin terminals on the meter.
  • Page 26 Chapter 2: Meter Installation    25 Inverter RS485-1 - pull out the RS485 connector located on the communication board. Inverter with Display Inverter using SetApp Figure 12: Inverter RS485 connectors Inverter RS485 Plug-in - pull out the 3-pin connector Figure 13: RS485 Plug-in on Single/Three Phase inverter CCG - use one of the 3-pin connectors supplied with the CCG.
  • Page 27  2. Connect the meter's RS485 G, A+, and B- connectors to the G, A, and B connecters in the inverter.  3. If the SolarEdge device is at the end of the RS485 bus, terminate as follows: Inverter - Terminate by switching a termination DIP- switch inside the inverter to ON (top position).
  • Page 28 Chapter 2: Meter Installation    27 Figure 15: RS485 termination switch Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...

  • Page 29: Chapter 3: Configuration

      Chapter 3: Configuration Chapter 3: Configuration SolarEdge Device Firmware Version To ensure proper communication with the meter, make sure that the inverter communication board firmware (CPU) version is 4.2.xxx or later. To check the inverter CPU version:  1. Verify that the inverter has been activated using the activation card supplied with the inverter.
  • Page 30 Chapter 3: Configuration   29 Devices using the SolarEdge SetApp mobile application: Select Commissioning èInformation. Information   CPU Version 4.0000.0000 DSP1 Version 1.0210.1066     DSP2 Version 2.0052.0410   Serial Number 7F129A09-33 › Hardware IDs   › Error Log   › Warning Log  ...
  • Page 31   SolarEdge Device Firmware Version     Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...

  • Page 32: Device Configuration

    Chapter 3: Configuration   31 Device Configuration This section describes basic configuration of SolarEdge devices (inverter/Commercial Gateway) for use of a meter. In addition, a configuration that is specific to the application being used is required in some cases. Refer to the following documents: Export Limitation - https://www.solaredge.com/sites/default/files/export_...
  • Page 33   Device Configuration To configure the SolarEdge meter using SetApp:  1. From the SetApp main menu, select Communication, and select the port to which the meter is connected - RS485-1 or RS485-2.  2. Select Protocol -> Modbus (Multi-Device)  3. Return to the RS485-x Menu and select Add Modbus Device ->...
  • Page 34 Ext. Production: The meter is used for export limitation with 3rd party generators and for AC coupling with non-SolarEdge inverters.  6. Select Meter Protocol, and select SolarEdge.  7. Select Device ID and enter the Modbus address corresponding to the ID DIP switch settings on the meter.
  • Page 35   Device Configuration Meters Export Meter RS485-2 Status Modbus ID #1 Power Energy 7.60 kW 13.68 MWh Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...
  • Page 36 Chapter 3: Configuration   35 To configure the SolarEdge meter using the device display:  1. Scroll to the Communication menu and select RS485-X Conf (X represents the actual RS485 port to which the electricity meter is connected: 1 or E for the inverter; 1 or 2 or E for the Commercial Gateway).
  • Page 37   Device Configuration D e v i c e T y p e < M T R > P r o t o c o l < S E > D e v i c e < 1 > R a t i n g <...
  • Page 38 Production: The meter is installed at the inverter output and reads the energy produced by the inverter. Ext. Production: The meter is used for export limitation with 3rd party generators and for AC coupling with non-SolarEdge inverters. Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...
  • Page 39 Calculated meter readings, such as self- consumption, are calculated using the data measured by the meter and the inverters. Calculated meters are only sent when Energy Manager is enabled (for details refer to https://www.solaredge.com/sites/default/files/ex port_limitation_application_note_NA.pdf). Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...
  • Page 40 Chapter 3: Configuration   39 Verifying the Meter Connection Verifying the Meter Connection using SetApp To verify the meter connection using SetApp:  1. From the SetApp main menu, select Status.  2. On the Status page, scroll down to the Communication status section. Check that one or more meters is connected to the RS485-1 or RS485-2 bus.
  • Page 41   Device Configuration Type and function: Displays the meter functionality (Production, Export, Import, Export+Import) Status: Displays 'OK' if the meter is communicating with the inverter. <Error message>: If an internal meter error occurs, it will be displayed here. Refer to Troubleshooting the Meter on page 45.
  • Page 42 Chapter 3: Configuration   41 Verifying the Meter Connection using the Device Dis- play To verify the meter connection in devices with a display:  1. Short-press the LCD light button (on the inverter) or the Enter button (inside the inverter) until the Communication status screen is displayed as shown below.
  • Page 43   Device Configuration using short presses until reaching the meter status screen showing the Energy [Wh] total. If there is more than one meter/ function, there is a status screen for each one. The following is an example of an Export meter: E x p o r t M e t e r S t a t u s :...
  • Page 44 Chapter 3: Configuration   43 Accessing the Meter Serial Number Accessing the Meter Serial number using SetApp To display the meter serial number using SetApp:  1. From the SetApp main menu, select Information.  2. On the Information page, select Hardware IDs. The meter serial number is found in the RGM field.
  • Page 45   Device Configuration Accessing the Meter Serial number using the Device Dis- play To display the meter serial number using the device display:  1. Enter Setup mode and select Information. The following screen is displayed: V e r s i o n s E r r o r L o g W a r n i n g...

  • Page 46: Appendix A: Troubleshooting The Meter

    Appendix A: Troubleshooting the Meter    45 Appendix A: Troubleshooting the Meter This appendix describes how to troubleshoot meter-related installation and performance issues. To troubleshoot the meter using SetApp, refer to Troubleshooting the Meter using SetApp on page 45. To troubleshoot the meter using the device display, refer to Troubleshooting the Meter using the Device Display on page 50.
  • Page 47   Troubleshooting the Meter using SetApp Communication RS485-1 RS485-2 Modbus SE Slave Connected 2 of 2 None   Cellular ZigBee If the following error message appears in the bottom left- hand corner of the Inverters section of the Status page: "Error 3x6E: Meter Comm. Error" If the status in the Meters section of the Status page is "Comm.
  • Page 48 Appendix A: Troubleshooting the Meter    47   Check the following: The meter's RS485 address DIP switch settings. Refer to "DIP Switches" on page 17. The meter's Termination DIP switch settings. Refer to "Termination DIP Switches" on page 18. That the meter is configured as required in the chapter "Configuration"...
  • Page 49   Troubleshooting the Meter using SetApp The Energy Value is not Advancing Check the Energy value in the Meters section of the Status page, as shown in the figure below: Meters Export Meter RS485-1 Status Modbus ID #2 Comm. Error Power Energy 7.60 kW 8.42 MWh...
  • Page 50 Appendix A: Troubleshooting the Meter    49 Check for water damage or sealing problems: Inspect the entire conduit run for possible points of water penetration, and fix leaks. Ensure that proper outdoor rated components are used. Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...

  • Page 51: Troubleshooting The Meter Using The Device Display

    Device Type or Protocol are configured incorrectly If MTR (meter) is not displayed as the device type (DEV), or SE (SolarEdge) is not displayed as the Prot (protocol), configure the meter as follows.:  1. Select Communicationè RS485-x Conf è Device Type è...
  • Page 52 Appendix A: Troubleshooting the Meter    51  4. Select Revenue Meter è Meter Func. è Export+Import / Export / Import / Consumption / Site Production / Inv. Production. Number of devices is not displayed If <--> is displayed under the ## column in the Communication status screen, the meter is not communicating with the inverter.
  • Page 53   Troubleshooting the Meter using the Device Check for water damage or sealing problems: Inspect the entire conduit run for possible points of water penetration, and fix leaks. Ensure that proper outdoor rated components are used. Use a Voltmeter to measure the voltage on the meter's AC wiring.
  • Page 54 The RS485 cables and connectors The AC connection of the meter If Error 185 Meter Comm. Error message is displayed, contact SolarEdge support. Total [Wh] value is not advancing If the Total [Wh] value displays a steady value although the...
  • Page 55   Troubleshooting the Meter using the Device The L1/L2/L3 AC power cables pass through the CTs in the correct direction, according to the arrow on the inside of the CT. Check for water damage or sealing problems: Inspect the entire conduit run for possible points of water penetration, and fix leaks.

  • Page 56: Appendix B: Installing Two Meters

    Appendix B: Installing Two Meters   55 Appendix B: Installing Two Meters You can connect up to two meters on the same bus. To connect two meters, install two wires into each screw terminal by twisting the wires together, inserting them into terminal, and securely tightening.
  • Page 57   Connecting Two Meters follows. For general DIP switch guidelines, see "DIP Switches" on page 17.  a. For the meter closest to the inverter, the meter should be set for No Termination. Both switch 1 and switch 2 should be in the UP position.  b.

  • Page 58: Configuring The Dual-Meter Connection

    1 and an export/import meter is set to address 2. To configure the SolarEdge device using SetApp:  1. Verify that the meter at address 1 is configured as a production meter. From the SetApp main menu, select Communication è...
  • Page 59 Ext. Production: The meter is used for export limitation with 3rd party generators and for AC coupling with non-SolarEdge inverters.  5. Select Meter Protocol, and select SolarEdge.  6. Set Device ID to the address 2 (the address should correspond to the DIP switch settings).
  • Page 60 In the sample configuration described below, a production meter is set to address 1 and an export/import meter is set to address 2. To configure the SolarEdge device using the device display:  1. Enter Setup mode, scroll to the Communication menu and select Communication è...
  • Page 61   Configuring the Dual-Meter Connection D e v i c e T y p e < S E > P r o t o c o l < M > D e v i c e < 1 > S l a v e D e t e c t <...
  • Page 62 Select Meter 1. Verify that the meter at address 1 is configured as a production meter. Select Device Type è Revenue Meter Select Protocol è SolarEdge Select Device ID è 1 Set the CT rating to the value that appears on the CT: CT Rating è...

  • Page 63: Verifying Meter Connection

      Verifying Meter Connection Select Meter Func.è Export+Import Set Topology to Wye or Delta, in accordance with the grid and meter type requirements. Verifying Meter Connection Verifying the Meter Connections using SetApp To verify the connectivity of two meters using SetApp, refer to "Verifying the Meter Connection using SetApp"...
  • Page 64 Appendix B: Installing Two Meters   63 Dev: The type of device configured to this port. MLT indicates multiple meters. Prot: The number of configured meters. For dual meters it should display 2. ## : The number of communicating meters. For dual meters it should display 2.

  • Page 65: Troubleshooting Dual-Meter Connection

      Troubleshooting Dual-Meter Connection If the SolarEdge device is connected to the SolarEdge server, this value will also be displayed in the monitoring platform. Troubleshooting Dual-Meter Connection Troubleshooting Dual-Meter Connections using SetApp To verify the connectivity of two meters using SetApp, refer to "Troubleshooting the Meter using SetApp"...
  • Page 66  1. Select Communication è RS485-x Conf è Device Type è Multi Devices. Select Device 1 or Device 2.  2. Select Communication è RS485-x Conf è Protocol è SolarEdge.  3. Select Revenue Meter è Meter Func. è Inv. Production, Site Production, Consumption, Export, Import, or Export+Import.

  • Page 67: Appendix C: Monitoring Platform - Meter Data

    Appendix C: Monitoring Platform - Meter Data If your device is connected to the SolarEdge server, you can view the meter’s readings in the monitoring platform. Verify that the meter type is set correctly in the Admin page > Logical Layout >...
  • Page 68 Appendix C: Monitoring Platform - Meter Data   67 Displayed in Displayed in Data Monitoring Monitoring Dashboard Charts Production (inverter/site) a(calculated) a(calculated) Consumption a(calculated) a(calculated) Self-consumption Export Import Consumption meter: Displayed in Displayed in Data Monitoring Monitoring Dashboard Charts Production (inverter/site) Consumption Self-consumption (calculated) (calculated)

  • Page 69: Appendix D: External Lightning Protection

    SolarEdge device. This ground connection is crucial for proper suppression device operation. The ground connection should be made using a heavy gauge wire and kept as short as possible.
  • Page 70 Appendix D: External Lightning Protection   69 For further information, see the Overvoltage Surge Protection Technical Note: https://www.solaredge.com/sites/default/files/lightning_ surge_protection.pdf Figure 18: Protection connection Revenue Grade Energy Meter with Modbus Connection Installation Guide MAN-01-00609-1.0...
  • Page 71 SolarEdge service portal: www.solaredge.com/service/support US & Canada (+1) (0) 510 498 3200 Worldwide (+972) (0) 073 240 3118 Fax (+1) (0) 530 273-2769 ussupport@solaredge.com Email...

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