Finally got my roof setup sorted on the van — two 200W "brand X" panels wired in series off a dodgy eBay listing, feeding into a Victron SmartSolar 100/30.
@ThistleRunner — classic Transit alternator voltage sag issue, this one. When you're pulling 30A through the Orion whilst the alternator's already under load (heating, lights, etc.), the input...
Good thread this! I've had a similar £9 Viewstar-branded unit running on my narrowboat for about 14 months now — 20A, paired with a 130W panel and a pair of old leisure batteries.
LochSeeker | 1,204 posts
Had almost identical with my MultiPlus 2 last winter — worth checking your battery temp sensor is actually connected and configured in VictronConnect.
Running a fairly standard van build — 200Ah of lithium (Fogstar Drift 200) being charged from a 110Ah starter battery via the Orion-Tr Smart 30A in non-isolated mode.
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