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Selection of residual current device in EV charging pile / module
Jun 17 , 2020
With the explosive growth of the number of new energy vehicles in the past two years, the construction scale of its supporting facilities and charging piles has also expanded. The growth of the new energy vehicle market is inseparable from the construction of basic charging facilities. How to ensure the safety of electricity used in the charging process, especially to prevent the leakage current f...
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The function of RCD fused connection unit
Jul 25 , 2022
From the image above, we can see that the three-phase power line and neutral line from the circuit breaker to the electrical equipment pass through the zero-sequence current transformer, and after the secondary winding of the differential current transformer is processed by the RCD detection and control device, to control the circuit breaker to trip. This is how the leakage switch RCD works. Note:...
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