Tag: protection
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Difference between Lightning vs Lightning Arrester in Electrical Systems
Lightning is a natural process occurs in cloudy and stormy weather. Lightning not only produce enormous light but it also possesses a huge amount of potential gradient (10kv/cm) and current in the range of 10kA to 90kA. But technically we can define the lightning as “An electric discharge b/w cloud and earth, between clouds or…
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Role of Buchholz relay in transformer Protection system | 2018
What is Transformer Protection System? In common practice, there are so many protection systems being used for the protection of alternator, but power transformers are also an important machine which is to be protected from abnormal conditions. A Merz-price circulating current system is undoubtedly the most satisfactory protective system from alternators. Now we need a…
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Advanced Electrical Circuit Control & Protection Systems
What is Electrical Circuit Protection Systems? During the usage of electrical system or devices, it is often desirable and necessary to switch on, off. We need some devices to switch systems either in normal or abnormal situations to protect the entire or partial electrical systems. This function acquires a device which protects the system within…