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Archive: Category «Energy and Power»

MV Circuit Breaker Or Vacuum Contactor? (2)

Continued from first part: MV Circuit Breaker Or Vacuum Contactor? (Part 1) When applied properly, both medium-voltage circuit breakers and medium-voltage fused contactors should provide decades of reliable service. Applied incorrectly,… Read more

Jan 31, 2014 | Mohan Krishnasamy

MV Circuit Breaker Or Vacuum Contactor? PART 2 (on photo: SIEMENS's Sion vacuum circuit-breaker is designed for use in all common types of medium-voltage switchgear)

MV Circuit Breaker Or Vacuum Contactor? (1)

To compare the application of medium-voltage circuit breakers and of fused contactors, we must understand the basic characteristics of each switching technology. Comparison presented here shows the major characteristics of… Read more

Jan 29, 2014 | Mohan Krishnasamy

Application considerations - Circuit breaker Vs Vacuum contactor (1)

Dimensioning of Power Distribution Systems (2)

Continued from the first part: Dimensioning of Power Distribution Systems (1) Dimensioning of cable routes and devices follows the maximum load currents to be expected at this distribution level. As… Read more

Jan 24, 2014 | Edvard

Dimensioning of Power Distribution Systems (2)

U.S. Renewable Energy – The Facts!

About 82% of the nation’s energy comes from fossil fuels, 8% from nuclear, and 9% from renewable sources. Wind is the fastest growing renewable source, but contributes only 1% of… Read more

Jan 08, 2014 | Edvard

U.S. Renewable Energy - The Facts!


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