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DC-Side Safety Protection Upgrade: Sungrow SG510HX Completes Extreme Test at 4,200 m

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HEFEI, China, June 11, 2026 /PRNewswire/ — Sungrow recently announced that its SG510HX utility string inverter (SG465HX for the Middle East region, offering equivalent performance) successfully completed an extreme safety challenge at a 4,200-meter-altitude PV plant. Conducted under harsh high-altitude conditions, the test aims to identify the product’s safety boundary and validate its capability to operate reliably across a wider range of application scenarios with higher standards.

Reversed PV module connections, switch disconnection failures, and lightning surges – any of these faults or external impacts may trigger safety accidents on the DC side. Minor incidents may cause operational shutdowns and economic losses. Severe incidents may even lead to fires and irreversible damage to surrounding ecosystems. To address these challenges, Sungrow has introduced an upgraded DC-side safety protection system featuring redundant shutdown mechanisms, full-coverage temperature sensing and monitoring, and all-condition lightning protection – setting a new benchmark for inverter safety.

Smart Shutdown: Redundancy Protection Blocks Backflow Current

To address the risks of reverse connection of PV strings and other abnormalities, conventional solutions only rely on mechanical switches to interrupt the fault current. In extreme conditions, if that switch fails, the risk increases.

Sungrow has pioneered the industry-first “main and auxiliary mechanical switches with an electronic bypass” multi-layer redundant protection architecture. The main switch isolates DC-side faults within milliseconds, while the auxiliary switch can independently initiate rapid shutdown and support power-up safety self-checks. If both switches fail under extreme conditions, the system instantly triggers bypass conduction through the electronic switch, forming a low-impedance safety bypass for the fault current and maintaining robust protection.

In addition, the inverter integrates an intelligent locking mechanism that automatically locks the main and auxiliary switches, proactively preventing human-error risks such as accidental closing or failure to disconnect.

During the trial, engineers intentionally simulated both a reversed PV module connection and a mechanical switch failure. Without the redundant shutdown, a 5x backflow current surged back into the string, causing continuous overheating until ignition occurred. * By contrast, the inverter with Sungrow’s redundant design responded instantly after the mechanical switch failed. The electronic switch rapidly provided a discharge path for the fault current, leaving both the PV modules and the inverter intact.

Smart Temperature Sensing: Zero‑Delay Warning for Loose Connection Risk

Inverters have many connection terminals. During installation or operation, loose terminal connections or abnormal crimping may occur, causing temperature rises that exceed the threshold and create potential fire risks.

Sungrow has embedded high-precision temperature sensors inside its inverters. With real-time NTC sampling and intelligent algorithms, the system actively identifies abnormal temperature rises. When an abnormality is detected, the system immediately issues a warning. If the temperature exceeds the threshold for a specified duration, the inverter automatically shuts down to cut off the fault risk at the source. *

During the trial, when testers intentionally created a loose terminal connection, Sungrow’s inverter instantaneously detected the abnormal temperature rise and automatically shut down due to overtemperature. By contrast, an inverter without temperature sensing and monitoring failed to respond after temperatures exceeded safe limits, causing smoke, fire, and the fire quickly spread to the vegetation laid on the nearby ground. *

All-Condition Lightning Protection: Eliminating Lightning Blind Spots with Industry-First Technology

According to the latest data from the World Meteorological Organization (WMO), global warming continues to intensify, increasing the frequency of extreme weather events such as thunderstorms. Utility-scale PV plants are exposed to lightning hazards from construction through grid connection operation. Traditional industry solutions, however, fail to cover 80% of lightning-fault scenarios.

Sungrow has pioneered all-condition lightning protection. By reinforcing the hardware design at lightning-vulnerable points, the technology provides reliable lightning protection during construction with switches open, grid-connected standby, and grid-connected operation.

During the trial, Sungrow’s inverter accurately conducts the simulated lightning current into the discharge channel and prevents interference with internal circuits. This technology has obtained CGC Level 4 certification.

In addition to the on-site test above, Sungrow has also adopted 24-hour insulation monitoring and MPPT-level fault localization technologies. These features enable early warnings of insulation faults as well as rapid fault positioning and troubleshooting, thus guaranteeing the safety of the PV plant throughout its entire life cycle.

As global PV plants face increasingly complex application scenarios and more severe climate challenges, Sungrow has established a three-dimensional safety protection system – PDC model, including Prevent, Diagnose, Contain. This enables closed-loop management from source prevention, fault diagnosis, and accident containment, providing stronger safety assurance for PV plants while helping protect surrounding fragile ecosystems.

* All the above procedures were conducted under a professional fire protection testing environment, and no ecological damage was caused in the process.

Contact: 
Sungrow 
Scarlett Rong
rongtianjiao@sungrowpower.com

SOURCE Sungrow

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MEDIA ADVISORY -Terrestar Solutions highlights how satellite infrastructure and Hybrid IoT unlock economic growth at CRRBC 2026

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SASKATOON, SK, Nov. 2, 2026 /CNW/ — Terrestar Solutions Inc., Canada’s only domestically headquartered and controlled mobile satellite service operator, will participate in the upcoming Canada’s Rural & Remote Broadband Community Conference & Expo (CRRBC 2026) in Saskatoon from November 2–3, 2026.

During the conference, Stéphane Miljours, Director, Business Product – IoT at Terrestar Solutions, will participate in a panel session titled “Space as Infrastructure: Driving Sovereign Connectivity and New Revenue Growth in Canada’s North.”

Miljours will address how satellite-enabled Hybrid IoT technology can unlock economic opportunities across Canada. By providing seamless connectivity beyond conventional terrestrial networks, Terrestar’s solution enables resource and regional industries–including mining, forestry, utilities, energy, and agriculture–to transform remote field operations, optimize productivity, and drive sustainable growth through data-driven intelligence.

At the conference, Terrestar Solutions is also pleased to showcase its partnership with Toccata, a Saskatchewan-based full-stack data technology company that builds remote monitoring solutions. Terrestar’s Hybrid IoT solution powers Toccata’s Canaro remote monitoring platform, which makes it easy for non-technical operators and their teams to monitor remote infrastructure, properties and facilities.

Toccata’s CEO and founder, Noah Little, will also be in attendance and available for media interviews.

Event Details:

Event: Canada’s Rural & Remote Broadband Community Conference & Expo (CRRBC 2026)Speaker: Stéphane Miljours, Director, Business Product – IoT, Terrestar SolutionsPanel Session: Space as Infrastructure: Driving Sovereign Connectivity and New Revenue Growth in Canada’s NorthDate & Time: November 3, 2026, at 9:45 a.m. CSTLocation: Delta Hotels Saskatoon Downtown

Spokesperson Availability:

Stéphane Miljours and Noah Little will be available for pre-event (phone/virtual) and on-site 1-on-1 interviews to discuss:

Unlocking economic growth with satellite-cellular Hybrid IoT innovation.Hybrid IoT pilot deployments in real-world environments, such as Twinberry Farms.Terrestar’s collaboration with local Saskatoon partner Toccata on the Canaro remote monitoring platform.

SOURCE Terrestar Solutions Inc.

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Virginia Ranked Top 5 State in Nation for Innovation & Research Ecosystem by Area Development

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National ranking builds on record growth across Virginia’s innovation ecosystem. 

RICHMOND, Va., Nov. 2, 2026 /PRNewswire/ — The Virginia Innovation Partnership Corporation (VIPC) announced today that Virginia has been ranked #5 in the country for “Innovation and Research Ecosystem” in Area Development’s 2026 Top States for Doing Business report. This latest recognition follows Virginia’s Top 10 national ranking (#6) for “Technology & Innovation” in CNBC’s 2026 America’s Top States for Business study and builds on record growth across Virginia’s statewide innovation ecosystem during the past five years. VIPC serves as the Commonwealth’s nonprofit economic development authority dedicated to growing Virginia’s innovation ecosystems through public-private partnership.

Area Development is a leading executive publication covering corporate site selection and business investment. Its 16th annual Top States for Doing Business rankings are based on a survey of expert industry consultants who evaluated states across 20 categories. “Innovation and Research Ecosystem” was Virginia’s second-highest ranked category. Virginia ranked #8 overall nationally, including #1 for “Workforce Training Programs.”

“Virginia has cultivated a robust ecosystem that connects innovation, talent, and capital, enabling businesses of all sizes to build and grow in the Commonwealth,” said Virginia Secretary of Commerce and Trade Carrie H. Chenery. “Through collaboration with Virginia Innovation Partnership Corporation and statewide partners, we are helping researchers and entrepreneurs transform ideas into companies that create thriving communities, good jobs, and create opportunities for all Virginians.”

Over the past five years, Virginia’s innovation ecosystem has accelerated, achieving record growth milestones across university research, high-growth startup formation, and venture capital investment. Annual university research expenditures in Virginia have increased more than 40% during this period, outpacing the national growth rate and climbing to an all-time high of $2.6 billion. Over 25,000 new high-growth startups have launched throughout the Commonwealth since 2020, representing a record five-year cumulative total. Venture capital investment in Virginia startups and early-stage technology companies has also nearly doubled since 2020, reaching a record-high $2.9 billion in 2025.

“Virginia is where innovation thrives, and our Top 5 national ranking reflects the tremendous momentum across our innovation ecosystem,” said Joe Benevento, President and CEO of VIPC. “This shared success is driven by collaboration with partners throughout the Commonwealth, united by a vision to make Virginia the best place to launch, grow, and thrive.”

Virginia is continuing to innovate. Last year, VIPC created Lab-to-Launch, a unique statewide collaboration with Virginia’s leading R1 and R2 research universities to accelerate research commercialization, technology transfer, and startup spinouts. Designed to simplify and streamline technology transfer, Virginia’s Lab-to-Launch offers a faster, easier, and less costly pathway for licensing university intellectual property (IP) and advancing innovation into the marketplace. This new initiative aims to help Virginia universities double their annual technology startup spinouts.

About Virginia Innovation Partnership Corporation
The Virginia Innovation Partnership Corporation (VIPC) serves as the Commonwealth’s nonprofit statewide economic development authority dedicated to growing Virginia’s innovation ecosystems through public-private partnership. For more information, visit www.VIPC.org.

CONTACT:

 Amber Salter
804-591-9591
Amber.Salter@VirginiaIPC.org

View original content to download multimedia:https://www.prnewswire.com/news-releases/virginia-ranked-top-5-state-in-nation-for-innovation–research-ecosystem-by-area-development-302926729.html

SOURCE VIPC

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HelloNation Article Highlights Downsizing Strategies From Real Estate Experts Holly Abel Grimm and Rich Grimm

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The article explains how long-time homeowners and seniors can prepare emotionally and financially for a successful move.

NEW PHILADELPHIA, Ohio, Nov. 2, 2026 /PRNewswire/ — When is the right time for long-time homeowners or seniors to consider downsizing? A HelloNation article offers a clear, thoughtful guide to when and how to make this critical life transition.

In the feature, New Philadelphia-based real estate professionals Holly Abel Grimm and Rich Grimm, of Holly & Rich Grimm at REMAX Crossroads, offer practical advice to help seniors sell their homes or prepare to downsize. The article highlights the emotional and logistical challenges that often accompany selling a family home and outlines how homeowners can approach the process with confidence and clarity.

For many longtime homeowners, downsizing isn’t just about reducing space. It’s about finding a living arrangement that better matches current needs. The HelloNation article reframes downsizing as rightsizing, a mindset shift that helps lessen the emotional weight of the decision. This approach encourages homeowners to focus less on what they’re leaving behind and more on how they want to live going forward.

The article explains that preparing for downsizing is most effective when started early and approached gradually. Holly Abel Grimm and Rich Grimm emphasize that signs often emerge over time—whether in unused rooms, maintenance issues, or daily tasks that become more tiring. Recognizing these signs can prompt meaningful conversations and reduce the chance of rushed decisions later.

Seniors selling a home often face the added challenge of emotional attachment. Memories and family history tied to a house can make moving overwhelming. The HelloNation feature suggests breaking the process into small steps, starting with organizing storage areas and sorting personal items in manageable sessions. This helps long-time homeowners see progress without feeling burdened.

One key recommendation from the article is to engage in open conversations with family members early in the process. Discussing plans, financial concerns, and future goals helps align expectations and avoid misunderstandings. For seniors selling a home, these discussions also help ensure their wishes remain central to the plan, rather than being shaped by outside pressure.

From a practical standpoint, preparing a property for sale begins long before a home is listed. According to the article, addressing basic maintenance, minor repairs, and cosmetic updates can significantly improve the home’s market performance. This not only improves the sales experience but also allows homeowners to move at a pace that feels right for them.

Working with experienced real estate agents, such as Holly Abel Grimm and Rich Grimm, can provide clarity throughout this process. With a strong understanding of New Philadelphia’s local market, these professionals help clients navigate every stage, from determining the right time to move to assessing financial readiness. Their insight supports thoughtful decision-making and reduces uncertainty for those preparing to downsize.

Financial planning is another significant component of rightsizing. As the HelloNation article notes, seniors selling a home benefit from understanding how the sale will affect their overall financial situation. This includes considerations around retirement income, future housing costs, and long-term care. Having a strategy in place creates a smoother path toward a new chapter in life.

Ultimately, the article’s message is clear: downsizing a home should never be a rushed or reactive decision. By starting early and focusing on emotional, physical, and financial readiness, long-time homeowners can view the process as a step toward greater comfort and security.

Downsizing or Rightsizing Your Home: A Practical Guide for Long-Time Homeowners and Seniors features insights from Holly Abel Grimm and Rich Grimm, real estate experts at Holly & Rich Grimm at REMAX Crossroads in New Philadelphia, OH, in HelloNation.

About HelloNation
HelloNation is America’s Good News Network, a premier media platform built on the idea that good news travels faster when real people tell real stories. Through its community-focused publications and innovative “edvertising” approach, HelloNation delivers content that informs, inspires, and spotlights the leaders making a meaningful impact in their communities.

View original content to download multimedia:https://www.prnewswire.com/news-releases/hellonation-article-highlights-downsizing-strategies-from-real-estate-experts-holly-abel-grimm-and-rich-grimm-302922176.html

SOURCE HelloNation

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