Charging stations for electric cars – diagnostics and safety measurements
The rapid increase in the number of electric vehicles on our roads has necessitated an equally rapid development of their charging infrastructure. This is just the beginning…
Read moreThe relationship between light intensity and color of light, and the performance of employee is confirmed by the results of scientific research. They show that by increasing…
Read moreHow to perform measurements of emergency lighting?
The article presents the requirements contained in legal acts and standards for emergency lighting. It also touches on the aspects of performing measurements of emergency lighting intensity…
Read moreProperly selected meter guarantees correct measurements of resistance to earth
The technical method used widely for measuring earth resistance focuses on the measurement methodology, as well as on skills of the technician and his/her knowledge of the…
Read moreOur perceptive capability and psychophysical condition depend to a very large extent on the surrounding environment. Light stimuli are decisive factors in the psychological comfort. Prolonged exposure…
Read morePower quality in industrial facilities is threatened by the commonly occurring starts of high power drives. This causes frequent and deep voltage dips causing the effect of…
Read moreThe very rapid and dynamic development of photovoltaic installations that has been taking place in the world in recent years is impressive. It is largely due to…
Read moreThe functioning of energy distribution systems ensuring both reliability and durability in normal and emergency states, requires the use of protective elements. Proper selection of parameters and…
Read moreInrush current! Consequences, measurements, analysis
Unexpected protection failures! Inactivation of devices! Voltage dips! Flickers! What are inrush currents? Each device powered by electricity experiences a moment when it begins to draw power…
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