Growatt-Pylontech inverter-battery pairing initially only worked when SPF setting #5 was set to AGM, which is suboptimal for long-term operation. Vendor Microgreen Solar (Canada) explained that in order to get inverter to communicate with battery: (1) under SPF setting #5, set to LI, which jumps...
After choosing a Growatt SPF12000T-MPV inverter (a very nice unit) and having my electrician grid-tie it (3-wire connection to AC IN) to charge a 48V AGM battery bank, the local Ontario inspector (an off-grid solar newbie) in Ontario disallowed the system, stating there is no documentation/user...