| Lacquer |
A liquid resin or compound applied to textile braid to prevent fraying, moisture absorption, etc. |
| Laminated Tape |
A tape consisting of two or more layers of different materials bonded together |
| Lay |
The axial distance required for one cabled conductor or conductor strand to complete one revolution about the axis around which it is cabled |
| Lay Direction |
The 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 Current |
The undesirable flow of current through or over the surface of an insulation |
| Life Cycle |
A test to determine the length of time before failure in a controlled (usually accelerated) environment |
| Limits of Error |
The maximum deviation (in degrees or percent) of a thermocouple or thermocouple extension wire from standard emf-temperature to be measured |
| LOCO |
Abbreviation for "loss of coolant accident"; a system malfunction associated with nuclear generating stations |
| Longitudinal Shield |
A tape shield (flat or corrugated) applied longitudinally with the axis of the core being shielded |
| Loop Resistance |
The total resistance of two conductors measured round trip from one end |
| Loss Factor |
The product of the dissipation and dielectric constant of an insulating material |
| Low Loss Dielectric |
An insulation material that has a relatively low dielectric loss, such as Polyethylene or Teflon |
| Low Smoke Zero Halogen (LSZH) |
The destination for materials that emit little or no smoke |
