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ECU
  • General
  • Gateway (ECU-R/C)
  • MicroInverters
  • EMP
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      1. Help Center
      2. ECU
      • General
      • Gateway (ECU-R/C)
      • MicroInverters
      • EMP
      • ECU
      • App

      ECU

      • What is the UID of my ECU?
      • What is the frequency of your Zigbee communication?
      • I have set-up and powered on the ECU and there is no communication between the ECU and the microinverters. Why?
      • Will the microinverters be automatically detected by the ECU after connection?
      • I have connected the ECU with and ethernet cable, yet I don't seem to be connected to the internet.
      • How many solar modules can an ECU reliably communicate with and demonstrate power production?
      • I see black lines on the ECU LCD screen, how do I resolve the issue?
      • I have an ECU and I see -W or -Web on the screen, what does that mean?
      • I have replaced a defective microinverter, do I need to use the EMA Manager APP to enter new microinverters in the ECU?
      • Can we use Zigbee antenna extensions?
      • Can I use any CTs with an ECU?
      • The location of the main panel and the solar sub panel is longer than the CT leads, How can I extend the CT leads that go to the ECU?
      • How far from the microinverters can the ECU be placed? How far from the site's wireless router?
      • Can microinverter systems provide MODBUS protocol?
      • The ECU can connect to a max of 100 microinverters. What if I have 101 microinverters? DO I need a second ECU?
      • How do I install CT?
      • How do I connect the ECU to Wifi?
      • My customer recently changed their router or internet provider, how do I reconnect their ECU-R or ECU-C to the internet?
      • What is the difference between ECU-R and ECU-C
      • Can I access an ECU-R in the local area network?
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