Change in electric contact resistance of low-voltage relays affected by fault current
A Ksiazkiewicz, G Dombek, K Nowak - Materials, 2019 - mdpi.com
Contact resistance is an important maintenance parameter for electromagnetic switches,
including low-voltage relays. The flow of significant current through electric contacts may …
including low-voltage relays. The flow of significant current through electric contacts may …
Contingency selection for power system stability analysis
S Robak, J Machowski… - 2017 18th International …, 2017 - ieeexplore.ieee.org
Transmission expansion planning requires static and dynamic analyses. Planning criteria
include the selection of contingencies consisting of faults and their clearing, performance …
include the selection of contingencies consisting of faults and their clearing, performance …
[PDF][PDF] Welding tendency for selected contact materials under different switching conditions
A KsiAzKiewicz, J JAniszewsKi - Eksploatacja i Niezawodność, 2019 - bibliotekanauki.pl
The flow of significant current through electric contacts may lead to contact welding. In ac
circuits this phenomena is not only dependent on properties of contact material (ie …
circuits this phenomena is not only dependent on properties of contact material (ie …
[PDF][PDF] Low voltage relay contact resistance change influence by short-circuit current
A KsiążKiewicz, J JAniszewsKi - Eksploatacja i Niezawodność, 2015 - bibliotekanauki.pl
Electromagnetic relays are exposed to switching phenomena during its service life. These
phenomena may include making of a short circuit, resulting in current flow of significant …
phenomena may include making of a short circuit, resulting in current flow of significant …