[RE-wrenches] SMA Rapid Shutdown and Secure Power Supply

2022-04-27 Thread don energysolarnow.com via RE-wrenches
Date: Wed, 27 Apr 2022 12:08:24 -0400 From: Dave Tedeyan To: RE-wrenches Subject: [RE-wrenches] SMA Rapid Shutdown and Secure Power Supply Message-ID: Content-Type: text/plain; charset="utf-8" Hi All, The last SMA-41 inverter I commissioned, had the option for SunSpec rapid shutdown with

Re: [RE-wrenches] Optics will not accept remote programming

2022-04-27 Thread William Miller via RE-wrenches
Kienan: Thanks for your response. All firmware was the latest. I think I figured it out. I swapped out the Mate3S and the problem appears to be resolved. The defective Mate was only about 6 months old. No one knows why or how the Mate3s caused the problem. Thanks to all who tried to help.

Re: [RE-wrenches] Optics will not accept remote programming

2022-04-27 Thread Kienan Maxfield via RE-wrenches
I've seen something similar if there was a firmware mismatch... the mate3s had a newer firmware and the inverters had an older firmware. As was stated before, make sure that everything has the latest firmware. Otherwise, I wouldn't know where to go after that. Cheers, Kienan Maxfield Solar

[RE-wrenches] SMA Rapid Shutdown and Secure Power Supply

2022-04-27 Thread Dave Tedeyan via RE-wrenches
Hi All, The last SMA-41 inverter I commissioned, had the option for SunSpec rapid shutdown with Secure Power Supply. I just talked to a level one tech who was not particularly familiar, but told me that with a sunspec rapid shutdown device like the JMS-F, you can still use the Secure Power Supply