The Future of Power Testing: How Portability and Intelligence are Reshaping Protection Relay Testing
The Californer/10307343

SHENZHEN, China - Californer -- As the world shifts to renewable energy, power systems are becoming more complex. By 2030, wind and solar will make up over 80% of new power capacity, demanding highly reliable protection relay systems. Protection relay testers are crucial for diagnosing faults. However, traditional testers are heavy, rely on external computers, and need fixed power sources, making fieldwork difficult. Modern testers are changing this with three key innovations: lightweight design, built-in smart systems, and long-lasting batteries.

Lightweight, Intelligent, and Self-Powered: Revolutionizing Protection Relay Testing

Traditional testers, weighing 15-20kg and measuring half a meter in size, were cumbersome for narrow power rooms or steep transmission towers. A protection relay engineer described transporting them as "feeling like moving house." Modern testers, through innovative design, now weigh just 3-4kg and are the size of a briefcase (300mm×200mm×100mm). This 70% reduction in weight enables single-person portability across challenging terrains, significantly boosting efficiency.

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The unique safety regulations in the power industry often prevent external laptops from entering power stations. A technician shared, "We once wasted half a day waiting for approval to use a dedicated computer in a substation." Modern testers, equipped with built-in processors and touchscreen, technicians can directly operate the device, access preset templates, and complete tests efficiently, saving time and improving productivity.

In remote or power-scarce environments, traditional equipment relies on generators or external power sources, increasing costs and potentially causing test interruptions. An African grid operator noted a 25% failure rate in remote substations due to unstable power. Protection relay testers with built-in lithium batteries allow engineers to complete tests quickly even in environments without power.

Solution: Mini Universal Protection Relay Tester KFA320—Redefining the "Mobile Workstation"

The KINGSINE KFA320 protection relay tester has been designed with a compact interior, similar in size to an iPad, and is powered by replaceable batteries. Weighing only 3.8 kg, it offers 4x300V and 6x20A outputs. With Class 0.05 high-precision output, it can also serve as a standard source. It supports IEC61850 testing and adopts 230+ ever-expanding test templates, with XRlO/RlO import compatibility for ABB, SIEMENS, SCHNEIDER, GE, ALSTOM, AREVA, SEL, and more.

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Founded in 1999, KINGSINE specializes in designing, manufacturing, and selling electrical testing equipment. With a presence in over 90 countries, KINGSINE is known for high-quality products and will showcase at 18+ major power and energy exhibitions worldwide in 2025.

For more information, please contact with Kingsine by following way:
Website:www.kingsine.com
E-mail:inquiry@kingsine.com
Phone: +86-0755-8835-2631