Prasad Kandula and Marcio Magri Kimpara set up testing of ORNL-developed medium-voltage circuit breakers that use affordable semiconductors to protect grid systems that use direct current. Researchers ...

Secures UL and cUL certifications for four types of low- and medium-voltage circuit breakers, reinforcing competitiveness in North America Global low- and medium-voltage circuit breaker market ...

Safe reliable power is the goal of every professional responsible for the design, installation, and maintenance of electrical power systems. As a key part of the overall electrical power system, ...

HD Hyundai Electric said on the 14th that its low- and medium-voltage circuit breakers have obtained North America’s representative safety certifications, “UL” and “cUL (Canada UL).” UL certification ...

HD Hyundai Electric announced on Tuesday, October 14, that four types of its low- and medium-voltage circuit breakers — air circuit breakers (ACB), molded case circuit breakers (MCCB), vacuum circuit ...

SEOUL, South Korea, Oct. 15, 2025 /PRNewswire/ -- HD Hyundai Electric has secured UL certification, establishing a foothold to expand its market share in North America's low- and medium-voltage ...