Re: [RE-wrenches] Two MPPT Charge Controllers, One PV Circuit

2019-11-07 Thread Jay
Hi Mick, Outback and midnite have a common negative design. So what you describe works fine. You can connect the PV neg to the main neg buss and then connect to the CC, works fine. Ie only 1 negative connect to the controller. For the Schneider 60-150 controller it doesn’t as it measures on

Re: [RE-wrenches] Two MPPT Charge Controllers, One PV Circuit

2019-11-07 Thread Mick Abraham
Greetings, Wrenchies~ Matt Sherald's subject today resembles a client inquiry that is on my radar this week--perfect timing! Dave Angelini & All~ What if only the PV array negatives are in parallel but the PV positives are divided across more than one charge controller? My client is on the Outbac

Re: [RE-wrenches] Two MPPT Charge Controllers, One PV Circuit

2019-11-07 Thread Dave Angelini Offgrid Solar
It is against code if you do not follow installation instructions from Schneider or the manufacturer. This really a bad way to get a max harvest also. I am curious how it is working? The safety part is a bit of a puzzle but it is unintended to run this way. That in itself could be dangerous

[RE-wrenches] Two MPPT Charge Controllers, One PV Circuit

2019-11-07 Thread Matt Sherald
Hi All, I recently posted a request for suggestions regarding a 600Vdc xfer switch. In the intervening time, I've been out to visit and review the system in question and found that the original installer had been called back and had added a second XW MPPT 80. The installer did not run separate s

Re: [RE-wrenches] HUP cell removal

2019-11-07 Thread frenergy
I'm with you, the replacement battery for these HUPs are Surrettes. On 11/7/2019 4:26 AM, Tump wrote: My question is WHY do folks still install these steel cased Pain the A*& BBs when we have 2 volt cells (UnigiII/Surrette/Crown)that have up to 2400AH @20hr rate and are easily moved by hand, fo

Re: [RE-wrenches] HUP cell removal

2019-11-07 Thread Tump
My question is WHY do folks still install these steel cased Pain the A*& BBs when we have 2 volt cells (UnigiII/Surrette/Crown)that have up to 2400AH @20hr rate and are easily moved by hand, fork truck, shovel! 2 volt cells is always the way to go. > On Nov 5, 2019, at 11:47 PM, Ray wrote: > >