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Term Description
LacquerA liquid resin or compound applied to textile braid to prevent fraying, moisture absorption, etc.
Laminated TapeA tape consisting of two or more layers of different materials bonded together
LayThe axial distance required for one cabled conductor or conductor strand to complete one revolution about the axis around which it is cabled
Lay DirectionThe twist in the cable as indicated by the top strands while looking along the axis of the cable away from the observer. Described as "right hand" or "left hand".
Leakage CurrentThe undesirable flow of current through or over the surface of an insulation
Life CycleA test to determine the length of time before failure in a controlled, usually accelerated, environment
Limits of ErrorThe maximum deviation (in degrees or percent) of a thermocouple or thermocouple extension wire from standard emf-temperature to be measured
LOCOAbbreviation for loss of coolant accident, a system malfunction associated with nuclear generating stations
Longitudinal ShieldA tape shield, flat or corrugated, applied longitudinally with the axis of the core being shielded
Loop ResistanceThe total resistance of two conductors measured round trip from one end
Loss FactorThe product of the dissipation and dielectric constant of an insulating material
Low Loss DielectricAn insulation material that has a relatively low dielectric loss, such as polyethylene or Teflon