This SunSpec work product is actually a set of two specifications:
- SunSpec Communication Signal for Rapid Shutdown Functional Specification
- SunSpec Communication Signal for Rapid Shutdown Test Specification
SunSpec Communication Signal for Rapid Shutdown Functional Specification
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.
SunSpec Communication Signal for Rapid Shutdown Test Specification
This document defines the test requirements and procedure for conducting electrical tests to verify compliance with the SunSpec Interoperability Specification: Communication Signal for Rapid Shutdown.
This specification was developed by the SunSpec Alliance Communication Signal for Rapid Shutdown Workgroup. This workgroup includes the following individuals and companies: Sauro Macerini, Giovanni Manchia, Ronnie Pettersson, Robert White, Mirco Mirra, Enrico Pietrantozzi (ABB); Andrew Misenheimer (Alevo Inc.); Devin Cao, Daniel Richardson (Canadian Solar); Anton Fischer (Celestica); Peter Chung, Nick Lee (Delta Products Corp.); John Berdner (Enphase); Martin Beran, Christian Fasthuber, Brian Lydic, Christoph Wolf (Fronius); Bernie Grant, Terence Parker (Ginlong-Solis); Ben Castillo, Bill Reaugh (KACO new energy); Seth Kahn, Charles Razzell, Ryan Ricchiuti (Maxim Integrated); Thierry Arnaud, Ali Julazadeh (Mersen); Ryan Stankevitz (Midnite Solar); Andrew Ahmad, Anand Janaswamy (OneRoof Energy); Brian Faley, Philip Undercuffler, Mara White (OutBack Power); Lotte Ehlers, Wolfgang Hoëft (Phoenix Contact); Larry Sherwood (Sherwood Associates); Markus Hopf, Hannes Knopf, Michael Viotto (SMA Solar Technology); Alex Mayer, Sandeep Narla, Jake West (SolarCity); Steve Robbins (Sunfield Semiconductor); Jonathan Ehlmann, Kelly Mekechuk (SunPower); Tom Tansy (SunSpec Alliance); Amneh Akour, Dick Hester, Il Han Kim, Nat Natarajan, Tim Pauletti (Texas Instruments); Gal Bauer, Vered Sharon, Bijay Shrestha, Danny Eizips (Tigo Energy); Chris Flueckiger, Tim Zgonena (UL); Ward Bower (Ward Bower Innovations); Emily Hwang, Aegir Jonsson (Yaskawa Solectria Solar); Ralf Schulze (Yingli).