CA Rule 21 Implementation Guide for SunSpec Modbus

TEST Status.
Describes the SunSpec Modbus information models required to develop a CA Rule 21 Phase 1 and UL 1741 SA compliant communication interface.

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SunSpec Members Receive 30% Off the EVerythingEV Summit

Use Code SunSpec30 for 30% Off Your Ticket!   Connecting utilities with government, charge point operators, and fleets as North America ramps up its EV charging infrastructure roll out. As EV adoption grows, utilities and other power generators are grappling with...

SunSpec Ecosystem Newsletter February 2022

With SunSpec Membership and Certification numbers growing at unprecedented levels, the team is hard at work developing resources to further support our members and benefit the broader SunSpec ecosystem. From SunSpec Modbus, to DER Cybersecurity and 2030.5 Profiles for Vehicle to Grid (V2G) and EV Charging applications, SunSpec is committed to providing technical coverage on cutting-edge topics and equipping our Members with the tools needed to thrive in a dynamic regulatory environment.

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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.