Tag Archives: circuit breaker

Vacuum Contactor vs Circuit Breaker Selection Considerations

To compare the application of medium-voltage circuit breakers and of fused contactors, we must understand the basic characteristics of each switching technology. The below table shows the major characteristics of medium-voltage circuit breakers and medium-voltage fused contactors that influence the application. Of course, the table entries are generalized, and the information varies by the voltage… Read More »

Air Blast Circuit Breaker | Construction & Operating Mechanism

A circuit breaker is a mechanical switching device, capable of making, carrying and breaking currents under normal circuit conditions. It is also capable of making and carrying currents for a specified time and breaking currents under specified abnormal circuit conditions, such as those of a short circuit. Air Blast Circuit Breaker is one of major component… Read More »

Masterpact NT Circuit breakers and switch-disconnectors IEC from 600 to 1600A User manual

Masterpact NT Circuit breakers and switch-disconnectors IEC from 600 to 1600 A User manual Over the years, other major manufacturers have tried to keep up by developing products incorporating Masterpact’s most innovative features, including the breaking principle, modular design and the use of composite materials. In addition to the traditional features of power circuit breakers… Read More »