Delta RPI Home Solar Inverter E34 Ground Fault

Delta RPI Home E34 Ground FaultThe Delta RPI Home E34 Ground Fault message is your inverter telling you that there’s a problem with your solar power system. While you’re seeing the E34 ground fault message your solar power system won’t be working so it’s time to take action!

There are typically two clear signs you have this fault. On the inverter the:

  • Red Fault light will be flashing & the
  • Screen will display an “E34 Ground Fault” message

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What’s the E34 Ground Fault Message Mean?

An E34 ground fault message on a Delta solar inverter is an indication that the inverter has detected a problem on the DC input side of the inverter. This is the solar panel side of the system and is usually caused damage to the system or by moisture getting in somewhere. We recommend you shut down your solar power system to ensure your safety. To shut down the system

  1. Turn OFF the Solar Supply Main Switch in the switchboard
  2. Turn OFF the PV Array Main Switch(s) beside the inverter

Get help from Gold Coast Solar Power Solutions by filling out this solar inverter help form

What To Do About an E34 Ground Fault

Now that you’ve shut off your solar system, you need to figure out what the problem is. Most ground faults have something to do with moisture or by damage to the system. This could possibly be casued by the following:

  • Moisture getting into an electrical connection
  • Moisture getting into the panels
  • Damage to a solar panel – smashed glass or damaged cables

The E34 ground fault could also be a problem with your inverter, however this isn’t very likely.

As a first step we recommend you carry out a visual inspection of the system to see if you there’s any damage or signs of moisture getting into the system. If a visual inspection doesn’t reveal anything you are going to need the assistance of a solar accredited electrician to work out what’s going on.

For further advice please complete the form above under the URGENT heading so we can assist you further.

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