2018
Dec
19

Vacuum Contactor vs Circuit Breaker Selection Considerations

contactor vs circuit breaker

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

2018
Nov
19

Balun Transformer – Balanced vs Unbalanced Transmission Lines

4 1 balun

What is a balun? A Balun is special type of transformer that performs two functions i.e. impedance transformation and balanced to unbalanced transformation. The term balun is a contraction of “balanced to unbalanced transformer” Why do we need a balun? Baluns are

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