By techstar Hot under the collar
I planned to install batteries to backup to the rooftop PV system and for years have had misleading advice from many sources. I always thought I could simply add a whole heap of batteries and then if there was a power outage I could switch to the batteries. But there are two reasons why this is not so. One is that in the event of an outage the system has to protect power workers who are fixing the lines.
another reason was explained by an electrician (Tom) from Caloundra who phoned and educated me on
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