Solar Power Export Meter

When there is a positive balance in the system all solar energy is being used within the installation.

Solar power export meter.

The smart meter will communicate directly with the energy supplier enabling them to pay exactly what they owe. Solaredge offers an export limitation option integrated in the solaredge inverter firmware which dynamically adjusts pv power production. If the electricity retailers cared about their customers knowing what s really going on they could plug a 20 device called a current transformer into your meter to measure your solar output. Solar meters however are bi directional which means they can also measure the electricity that your home exports to the grid.

This allows you to use more energy for self consumption when the loads are high while maintaining the export limit also when the loads are low. The etsa utilities solar import export meter shows the total accumulated amount of solar energy your system has put back into the grid from the time it was first installed. In case of energy flow towards the grid the elgris zero export will reduce the solar system. Firstly if your solar inverter provides monitoring the inverter will only report what is produced limited to 5kw not what could have or should have been produced.

The zero export controller measures in real time the power flowing in the system and adjusts the set point of the solar system accordingly. The answer is a smart meter which can make a recording of your electricity exports on a half hourly basis. Fortunately the uk government is currently carrying out a nationwide rollout of smart meters. Let me use one of my bills as an example to show you what a difference that would make.

If you already have a smart meter then it will need to be configured so that it can measure the power you export.