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Hi, I have been offered a forklift battery for free - data sheet here https://www.exidegroup.com/eu/sites/default/files/2017-06/GNB_MP_MARATHON_MXMXXREPDF01116_1.pdf but it is a 6 year old 24v 300amp hour battery with an estimated 50% power loss. I currently have a 3.8 Grid tie system coming...

Hi, Currently looking to add a battery and hybrid inverter to my existing 11kwh set up. This is my SLD and the DNO have asked for evidence of "G99 protection" in my diagram, does this mean they are looking for a G99 relay on the system or simply looking for me to say on the diagram that the...