• A voltage which is below the optimum, operational, or rated value of a component, circuit, device, piece of equipment, machine, or system. Such a voltage may produce, for instance, distortion, a malfunction, or failure. In computers and similar devices, undervoltages can lead to data losses.
  • An undervoltage (1) in a power line which lasts more than a given time interval, such as several seconds.
  • acronym UV
  • synonym under-potential

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