Product choice has been an issue with rapid shutdown requirements since the NEC 2017 update, but that tide is starting to turn. Six additional members within the SunSpec Alliance ranks have announced products and services supporting the SunSpec Communication Signal for Rapid Shutdown standard, bringing the size of the SunSpecRead More

Now that California – the largest solar market in the U.S. – has adopted the 2017 National Electrical Code (NEC), many solar installers wonder what a good solution for the Module Level Shutdown (Art. 690.12) requirement looks like. With safety being paramount, this article identifies the major criteria for assessingRead More

Ginlong Technologies officially rolled out its portfolio of SunSpec-certified residential, hybrid and commercial inverters to the U.S. market in April. Upon successful completion of the SunSpec Modbus certification, Solis single and three phase inverters now include the SunSpec communication protocol for rapid shutdown, in accordance with NEC 2017-2020 module-level requirements.Read More

OutBack Power and its FLEXmax charge controllers are now compatible with Tigo Energy Inc.’s Fire Safety solution device to meet NEC 2017 module-level rapid shutdown. The tested compatibility includes Tigo’s Fire Safety – TS4-F integrated for smart modules and TS4-A-F add-on for existing PV systems – with OutBack’s FLEXmax 100 and FLEXmax 100Read More

  Rapid Shutdown (RSD) requirements have been a moving target for commercial solar PV system designers, and solutions to meet and exceed NEC 2017 standards have continued to emerge and evolve. In this webinar, CPS America, the leading commercial inverter supplier in the country, will go in-depth on the evolutionsRead More

Tigo Energy released a new TS4-A-2F (Fire Safety) at Solar Power International this year — the same advanced retrofit/add-on rapid shutdown solution as the TS4-A-F, only this version can serve two modules at once. The UL-certified TS4-A-2F complies with NEC 2017 690.12 Rapid Shutdown specifications when installed with Tigo’s UL-certified RSS TransmitterRead More

Fronius launches a new generation of its Rapid Shutdown Box, offering the most convenient solution for NEC 2014 (690.12) and NEC 2017 (Array Disconnect) compliance, while enhancing overall rooftop and firefighter safety. The new generation includes two versions: the Fronius Rapid Shutdown Box Duo and Quattro. NEC 2014 requires PVRead More

Underwriters Laboratories (UL) has certified Tigo‘s UHD-Core TS4-S for fully complying with National Electric Code (NEC) 690.12 Rapid Shutdown regulations. The TS4-S joins the UL Certified status of Tigo’s TS4-L (Long Strings) and TS4-O (Optimization) announced last February; all products are currently shipping. The UL Certification now applies to 600V,Read More

With the number of solar installations rapidly rising, consistent and accurate safety labels are essential to communicate the hazards that vendors, contractors and emergency responders face. Graphic Products new online Solar Photovoltaic (PV) Labeling Guide. This new solar labeling guide is complimentary and instantly downloadable. New regulations for solar labelingRead More

Yaskawa – Solectria Solar, just introduced its Commercial Rapid Shutdown Combiner for three-phase string inverters. This Commercial Rapid Shutdown Combiner offers a complete solution to NEC 2014 & 2017, Article 690.12, requiring commercial rooftop PV installations to de-energize DC conductors outside the PV array boundary. The Commercial Rapid Shutdown Combiner’s designRead More