
Why is high-voltage AC (HVAC) used for transmission instead of low voltage?
2025-08-09
High voltage is essential for minimizing energy loss over long distances. Electricity transmission involves some energy loss as heat, a phenomenon known as resistive loss. This loss is directly related to the current flowing through the conductor. By increasing the voltage, the same amount of power can be transmitted at a much lower current, which dramatically reduces the amount of heat lost. This makes high voltage AC (HVAC) the most economical and efficient method for bulk power transfer, and our tools are designed to facilitate the safe and effective construction of these systems.
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