Combined Energy CET Integration Manual

With sungrow inverter

Advertisement

Quick Links

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the CET and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Combined Energy CET

  • Page 1: Table Of Contents

    When is a data connection to an Inverter required? Is a Sungrow meter also required? Data connection Battery Configuration The CET device should be powered from the backup circuit Contact CET Support to test the data connection Steps to Connect to Inverter Inverter Ethernet Connection...
  • Page 2: Read This First

    1. When the CET system is responsible for export limiting 2. When there is a battery connected to the Inverter Is a Sungrow meter also required? No - the CET system performs all of the functions that would otherwise be done by the Sungrow meter. V1.1...
  • Page 3: Data Connection

    Phase A terminal of the CET device. Contact CET Support to test the data connection When the data connection to the inverter is ready to test, contact CET by logging in to the onSite web app at http://onsite.combined.energy/...
  • Page 4: Steps To Connect To Inverter

    1. Prepare a double-insulated Ethernet cable with a standard T568A or T568B pinout at both ends. 2. Connect the Ethernet cable to the SH5K inverter: 3. Connect the Ethernet cable to the CET device in accordance with the specific steps for the device in the Steps to Connect to CET Device section of this document.
  • Page 5: Inverter Rs485 Connection

    2. Lead the cable through the cable gland. 3. Plug the wires into terminals 5 and 7 on the inverter without tool tightening 4. Terminate the CET device end of the cable in accordance with the Steps to Connect to CET Device section of this document.
  • Page 6: Sh5K Series

    4. Plug the wires into terminals A2 (Brown) and B2 (Brown White) on the inverter without tool tightening Note: For reconnection, press the part as shown in the red circle so as to pull out the cable 5. Terminate the CET device end of the cable in accordance with the Steps to Connect to CET Device section of this document.
  • Page 7: Steps To Connect To Cet Device

    Steps to Connect to CET Device Power Meter (EMU system) Please follow the instructions for your selected connection type: Ethernet or RS485 Ethernet 1. Using a flat blade screwdriver, carefully remove the breakout tab covering the RJ45 "Ethernet" port: 2. Connect the remote equipment to the RJ45 port using a double insulated Ethernet cable (e.g.
  • Page 8: Rs485

    1. Using a flat blade screwdriver, carefully lever out the breakout tab covering the RJ11 "RS-485" port: RS485 Port on CET-HD-PM2-1 Power Meter 2. Connect the remote equipment to the RJ11 6P4C port using a double insulated data cable (e.g.
  • Page 9: Gateway One

    Gateway One Ethernet Terminate the double-insulated Ethernet cable with a standard T568A or T568B pinout (to match the inverter end), and plug the cable into the Ethernet port on the far right-hand side of the Gateway: V1.1...
  • Page 10: Rs485

    RS485 1. Terminate the double-insulated data cable with an RJ45 using the pinout shown below. Only the brown and brown-white wires are required for RS485: 2. Plug the RJ45 connector into either of the two expansion bus ports on the top of the Gateway One: V1.1...

Table of Contents