Communication Signal for Rapid Shutdown SunSpec Interoperability Specification

Revision: 36
Date: August 27, 2019

Abstract. This document defines a multi-vendor, multi-device (e.g. inverter, module, string combiner) communication interoperability specification to support NEC 2014, NEC 2017 and UL 1741 module-level rapid shutdown requirements. The intended audience for this document includes hardware and software designers as well as implementers of communication systems

Update to Version 36. Addresses applications of the receiver in devices that are not PV modules and to reference the UL 3741 standard.

Note: Click here for statement on SunSpec Rapid Shutdown IP status.

Subscribe

Recent Posts

Latest news from our blog

Message to Our Members: October 2021

Dear SunSpec Member, At the core of the SunSpec Alliance ecosystem is a steady momentum of progress driven by the dedicated efforts of our seven primary Work Groups. Consisting of representatives from SunSpec member companies, a designated Work Group leader, and a...

2021 Annual SunSpec Alliance Member Meeting Video Recap

Watch the 2021 Annual SunSpec Alliance Member Meeting Video Recap on SunSpec TV As always, it was a pleasure to share the company of the SunSpec ecosystem at the year's Member Meeting. We are consistently humbled by the ongoing support of our members and are grateful...

Welcome to the New SunSpec Member Portal!

We are excited to welcome you to the newly updated SunSpec Alliance Member Portal! Aside from a new friendly user interface, we've added a host of additional features to enhance your experience as a contributing member of the SunSpec Alliance. From this dashboard, you...

Join us for the 2021 Annual Member Meeting

Join us for the SunSpec Alliance 2021 Annual Member MeetingDate: October 7th & 8th, 2021 Time: See Schedule for Details About this event: Please join us for the SunSpec Alliance 2021 Annual Member Meeting! UPDATE: VIRTUAL ATTENDANCE ONLY Date: October 7th &...

Software Engineer

Job Title: Software Engineer - San Jose, CA   SunSpec Alliance is seeking to hire a Software Engineer for a full-time position (40 hours/week)  to work at our San Jose, CA headquarters at competitive salary.   Job duties include: Working on a web service called...

SunSpec Alliance is the information standards and certification organization for the Distributed Energy Resource (DER) industry. SunSpec communication standards address operational requirements of solar and energy storage on the smart grid.