Siemens has developed two new compact vacuum circuit breakers for rated voltages of 12 kV and 24 kV. The Sion Lateral 3AE61 and 3AE63 circuit breakers have a particularly compact design and are more ...

Large circuit breakers in service today at industrial and commercial facilities come in many shapes, sizes, configurations, and voltage ratings — with the primary purpose of protecting electrical ...

Vacuum breakers may be small, but they play a huge role. Explore their importance in managing your boiler room. Weekly Boiler Tips are compiled by the knowledgeable and remarkably prolific content ...

ABB has released the 38 kV R-MAG outdoor vacuum circuit breaker. First introduced in 2002 for 15 kV and 27 kV applications, the R-MAG breaker uses a magnetic actuator design that has only one moving ...