Current
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Why Don’t We Use Direct Current (DC) for Power Distribution?
When most people think of electricity, they often think about plugging in their devices on the socket to power them up. However, few stop to think about the type of electrical current that powers their…
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MCB Trip Curves – A, B, C, D, and More
As we all know, MCB (Miniature Circuit Breaker) is a compact electrical switch designed to automatically break and interrupt the flow of electricity in case of over-current or short-circuit, offering protection for circuits and devices…
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What is inrush current?
Inrush current, also known as ‘inrush current surge’ or ‘switch-on surge’, refers to the temporary surge of electrical current that occurs when a device or electrical equipment is first turned on. This term is particularly…
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Calculating battery charging current
Calculating the battery charging current involves considering the battery’s capacity (in Ah, ampere-hours) and the desired charging rate or time. You can extract those information from battery or its user manual, if there. The formula…
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Calculating battery charging time
The charging time for a battery or battery bank (lead-acid and lithium-ion) can vary depending on several factors such as the charging current, the state of discharge, and the type of charger being used. As…
