[RE-wrenches] Testing strings with Tigo

2023-07-05 Thread William Miller via RE-wrenches
Friends: We are in the midst of our first off-grid, DC coupled project using Tigo TS4-A-F RSS switches. In my few years installing solar I am accustomed to testing PV strings with a Fluke 87 for Voc, Isc, Vmp and Imp, or some combination. I do this regularly in the midst of installing PV so

Re: [RE-wrenches] evacuated solar tubes

2023-07-05 Thread No Name via RE-wrenches
Good day Wrenches (Joe Nelson here) Dan's correct, a Zinc Oxide layer of lube on the "bulb" will keep it from sieze-welding to the "socket". . I did mostly Apricus gear for Evac-tube installs, but any/every manufacturer I've seen uses some sort of anti-sieze for their heat-pipes. . I could not f

Re: [RE-wrenches] Snapnrack end caps

2023-07-05 Thread Garrison via RE-wrenches
Hi Drake, I can confirm. The design could be improved. I’ve noticed that end caps on rails that are flush or a fraction of an inch shorter than the panel frame lose the end caps at a higher rate than when the rail sticks past the module frame. My guess is that module movement from expansion/c

Re: [RE-wrenches] Snapnrack end caps

2023-07-05 Thread Sam Haraldson via RE-wrenches
> ...Kevin at S&R was wondering if this is a common occurrence. Is it > something we are doing, is it freezing and thawing or is it the design of > the caps. > Can confirm. We receive email from customers on the regular that these are popping off. I haven't attempted to draw a correlation betwee

[RE-wrenches] Snapnrack end caps

2023-07-05 Thread Drake Chamberlin via RE-wrenches
Hello All, We have had a lot of end caps fall off Snapnrack Ultra Rail. Kevin at S&R was wondering if this is a common occurrence. Is it something we are doing, is it freezing and thawing or is it the design of the caps. Thank you, Drake _Drake Chamberlin_ _Athens Electric LLC_ _Ohio E

[RE-wrenches] SolarEdge and Schneider Conext

2023-07-05 Thread Howie Michaelson via RE-wrenches
Hi all, Had anyone successfully established communications between a SolarEdge single phase inverter and a Schneider Gateway? I have a client with a battery backup system which included a dual stack of XW pros and 2 AC coupled SolarEdge inverters. He would really like to be able to use one monitori

Re: [RE-wrenches] evacuated solar tubes

2023-07-05 Thread Dana Orzel via RE-wrenches
Yes, it’s called zinc oxide just like sunblock but it’s pure zinc oxideDana OrzelC: 208.721.7003E- d...@solarwork.comOn Jul 5, 2023, at 7:34 AM, Chris Schaefer via RE-wrenches wrote:G'day All,I managed to get myself pulled into an evacuated solar hot water system installed by others. The client i