Post Tagged with: "Rule 21"

Which inverters are Rule 21 certified? Here’s the most recent list via CALSEIA

Which inverters are Rule 21 certified? Here’s the most recent list via CALSEIA

August 14, 2017 at 9:26 am Comments are Disabled

California’s Rule 21 will be going into effect on Sept. 8, at which time, if you are installing solar in California, you will need to install advanced inverters that meet Rule 21 requirements on any new interconnection application. Some background from an in-depth Solar Builder feature on exactly what the point ofRead More

Yaskawa-Solectria says PVI 50, 60 TL inverters now meet California Rule 21

Yaskawa-Solectria says PVI 50, 60 TL inverters now meet California Rule 21

July 11, 2017 at 2:24 pm Comments are Disabled

Yaskawa – Solectria Solar, a U.S. commercial PV inverter manufacturer, announced that their PVI 50 TL and PVI 60 TL inverters are now fully compliant with California Public Utility Commission (CPUC) Rule 21 – UL1741 SA. Achieving compliance two months prior to the deadline demonstrates Yaskawa – Solectria Solar’s dedication toRead More

Rule 21 compliance: SolarEdge advanced inverters meet UL 1741 draft requirements

Rule 21 compliance: SolarEdge advanced inverters meet UL 1741 draft requirements

November 30, 2016 at 11:00 am Comments are Disabled

SolarEdge Technologies, a global leader in PV inverters, power optimizers, and module-level monitoring services, announces that Intertek confirmed that samples of SolarEdge inverters were the first it tested to meet the UL 1741 SA draft requirements to be smart inverters. SolarEdge single-phase smart inverters are Rule 21 ready and supportRead More

How California’s Rule 21 inverter requirements expand grid capacity, limit energy (revenue) generation

How California’s Rule 21 inverter requirements expand grid capacity, limit energy (revenue) generation

June 28, 2016 at 8:22 am 4 comments

A multi-year effort has been ongoing in California to update technical requirements for connecting Distributed Energy Resources (DER) to the grid, known as Rule 21. The experience of Germany was cited as one reason to take action. In Germany, significant grid destabilization problems arose when high penetration levels of solarRead More