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I'm a REC bms guy . So trying to figure out the daly a guy gave me Its 8s 200 amp. Plastic case with fan. It has the main cables, a 9 pin cell cable. Then there's the temp wire. Next to that is a 3 pin socket. Am I to assume this is not a smart bms , bluetooth capable ? How the hell do you...

So last year I bit the bullet and purchased a 6 unit slave and master from rec. They are great hardware guys , but software and manuals suck. The relays work as expected. But.... you must use some kind of precharge system. I tried one on the second cold start. Now is the delay module...

He we go. First charge in series. Gfp 280 from Michael. All arrived in perfect shape. The braided busbar were a nice surprise. 2.5mm thick on the smashed ends. Studs are 8mm , aluminum. Didnt like that part , but they torqued down just fine.

Anyone is one ? I'm looking for someone to draw up a set of house plans to submit to building dept. Everyone I have contacted is 9 months out or price out of this world. Greg

Sent message to Rec. Waiting on answer. I went to take apart a battery pack and add insulators between the cells. Turned off one of the slave to deeneregize the pack. 30 sec later , the Sma Si6048 shut down and gave error that bms timed out. I hope this is a program fault and not a feature...

Guys If you have time, I'd like to pick your brain. Ultimate goal. 1900 square foot house. Super insulated as I am building it myself. Summer temps 120 degrees in Az. Fixed mount ground panels. Have 50 , trina 250's so far. Our households consumption peak month was 2054 kwh. Batts will be 280...