July 2, 2011

Electrical Engineering Terms - K

  • K-Bus (Courier) - Term used for the courier protocol on K-Bus interface for K-Relay range manufactured by Alstom.
  • kcmil - One thousand circular-mils
  • Kilo - A prefix indicating one (1) thousand.
  • Kilowatt - 1000 watts of real power. Expressed at kW.
  • Kilowatt Hour - The use of one thousand watts for one hour.
  • Knee-Point e.m.f. - Result of when a sinusoidal e.m.f. is applied to the secondary terminals of a current transformer is increased by 10% causes the exciting current to increase by 50%.
  • kVA - 1) Apparent Power expressed in Thousand Volt-Amps. 2) Kilovolt Ampere rating designates the output which a transformer can deliver at rated voltage and frequency without exceeding a specified temperature rise.
  • KVAR - KVAR is the measure of additional reactive current flow which occurs when the voltage and current flow are not perfectly in phase.
  • kW - See "Kilowatt".
  • kWh - See "Kilowatt Hour"
  • KYZ - A designator for the Form-C pulse initiator output from a transducer.

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