Diagnostika jističů na střední proudy
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Authors
Horák, Jakub
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Vysoká škola báňská - Technická univerzita Ostrava
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Abstract
The aim of this thesis is diagnose of MCCB (Moulded case circuit breaker). Diagnosis was performed on the circuit breaker from OEZ Ltd. using our selected tests and measurements. Selected were: temperature test, measuring the voltage drop on current path and power losses, switching times, dynamic of switching system, switching of short circuit currents and mechanical durability.
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Import 11/07/2012
Subject(s)
Circuit breaker, reliability, diagnosis, measurement, warming, voltage drop, power loss, switching times, dynamic, short circuits, mechanical durability.