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Wire and Cable Glossary

anneal
  1. To subject to heat with subsequent cooling. when annealing copper; the act of softening the metal by means of heat to render it less brittle.

  2. Отжиг
anl;
antioxidant
  1. A substance which prevents or slows down oxygen decomposition of a material.

  2. A substance which makes oxygen less damaging, e.g. in the body or in foods or plastics  antioxidant vit...
antiozonant
    A substance which prevents or slows down material degradation due to ozone reaction.
armor
  1. Mechanical protection usually accomplished by a metallic layer of tape, braid or served wires. normally found only over the outer sheath.

  2. A protective layer, usually metal, wrapped ... пал. панцирь;
armored cable
  1. A cable provided with a wrapping of metal, usually steel wires, flat tapes, or interlocked tapes, primarily for the purpose of mechanical protection.

  2. Coaxial cable that can be direc...
breakdown (puncture)
    A disruptive discharge through insulation due to failure under electrostatic stress.
breakdown voltage
  1. The voltage at which the insulation between two conductors, or a conductor and ground will break down.

  2. Пробивное напряжение

  3. The voltage at which an electrical insulation ... bv;
building wire
    Wire used for light and power in permanent installations utilizing 600 volts or less. usually in an enclosure and which will not be exposed to outdoor environments.
bunch stranding
    A method of stranding where a single conductor is formed from any number of wires twisted together in the same direction, such that all strands have the same lay length, but no specific geometric ...
butt wrap
    Tape wrapped in an edge to edge manner with no overlapping between adjacent turns.
cable filler
    The material used in multiple conductor cables to occupy the spaces formed by the assembly of components, thus forming a core of the desired shape.
capacitance (capacity)
    That property of a system of conductors and dielectrics which permits the storage of electricity when potential difference exists between the conductors.
capacitive coupling
    Electrical interaction between two conductors caused by the capacitance between them.
capillary action
    The phenomenon of liquid rising in a small interstice due to surface tension.
charging current
    The current produced when a dc voltage is first applied to conductors of an unterminated cable. it is caused by the capacitive reactance of the cable, and decreases exponentially with time.
chlorinated polyethylene (cpe)
    A synthetic rubber jacketing compound.
chlorosulfonated polyethylene (cspe)
    A synthetic rubber jacketing compound manufactured by du pont under trade name of hypalon.
circular mil
  1. A unit of area equal to the area of a circle whose diameter is 1 mil (0.001 inch). used chiefly in specifying crosssectional areas of round conductors.

  2. Круговой мил (единица площади... cirm; cm;
cold flow
    Any permanent deformation due to pressure or mechanical force, without the aid of eat softening.
cold joint
  1. A soldered joint made with insufficient heat.

  2. A joint formed when a concrete surface hardens before the next batch of concrete is placed against it; characterized by a poor bond unl...
cold test
    Any test to determine the performance of cables during or after subjection to a specified low temperature for a specified time.
cold work
    The hardening and embrittlement of metal by repeated flexing action.
color code
  1. A color system for circuit identification by use of solid colors tracers, braids surface printing, etc.

  2. A color system for circuit identification by use of solid colors, contrasting...
compact round conductor
    A conductor constructed with a central core surrounded by one or more layers of helically laid wires and formed into final shape by rolling, drawing, or other means.
compact stranded conductor
    A unidirectional or conventional concentric conductor manufactured to a specified diameter, approximately 8 to 10% below the nominal diameter of a noncompact conductor of the same crosssectional a...
concentric lay conductor
    Conductor constructed with a central core surrounded by one or more layers of helically laid wires. several types are as follows:
concentric stranding
    A method of stranding, wherein a single conductor is formed from a central wire surrounded by one or more layers of helically layed wires. each layer is applied with an opposite direction of lay. ...
concentricity
  1. In a wire or cable, the measurement of the location of the center of the conductor with respect to the geometric center of the circular insulation.

  2. The measurement of how well-cente... concentricidad;
conductor core
    The center strand or member about which one of more layers of wires or members are laid helically to form a concentriclay or ropelay conductor.
continuous vulcanization
    Simultaneous extrusion and vulcanization of wire coating materials. it is abbreviated cv.
contrahelical
    A term meaning the application of two or more layers of spirally twisted, served, or wrapped materials where each successive layer is wrapped in the opposite direction to the preceding layer.
conventional concentric conductor
    Conductor constructed with a central core surrounded by one or more layers of helically laid wires. the direction of lay is reversed in successive layers and generally with an increase in length o...
corona resistance
    The time that insulation will withstand a specified level fieldintensified ionization that does not result in the immediate complete breakdown of the insulation. also called voltage endurance.
corona test
    A test to determine the ability of a cable to withstand the formation of corona under an increasing applied voltage, and to extinguish corona when a coronaproducing voltage is reduced.
crazing
  1. Minute lines appearing in or near the surface of materials, such as ceramics and plastics usually resulting as a response to environment. crazing cannot be felt by running a fingernail across ... craquelado;
creepage
    Electrical leakage on a solid dielectric surface.
crimp termination
    A wire termination that is applied by physical pressure of terminal to wire.
cross linking
    The establishment of chemical bonds between polymer molecule chains. it may be accomplished by heat, vulcanization, irradiation or the addition of a suitable chemical agent.
cross sectional area
    The area of the cut surface of an object cut at right angles to the length of the object.
cross sectional area of a conductor
    The sum of cross sectional areas of all the individual wires composing the conductor. it is generally expressed in circular mils.
crush resistance test
    A test to determine the ability of a cable to resist damage from radial compression, such as might be encountered in service.
currentcarrying capacity
    The maximum current an insulated conductor or cable can continuously carry without exceeding its temperature rating. it is also called ampacity.
cutthrough
    Resistance of solid material to penetration by an object under conditions of pressure, temperature, etc.
cutthrough resistance
    The ability of a given material to withstand penetration by a solid object of specified dimensions and weight, which is permitted to free fall onto this material from a specified height.
cv (continuous vulcanization)
    Simultaneous extrusion and vulcanization of wire coating materials.
decibel
  1. Unit to express differences of power level. it is used to express power loss in cables.

  2. Децибел d-b; d/b decimal-to-binary (conversion) десятично-двоичное преобразование

  3. ... db; децибел, дб; децибел;
derating factor
    A factor used to reduce a current carrying capacity of a wire when used in other environments from that for which the value was established.
dielectric breakdown
    The voltage at which a dielectric material is punctured; which is divisible by thickness to give dielectric strength.
dielectric constant
    That property (k) of an insulating material which is the ratio of the parallel capacitance (c) of a given configuration of electrodes with the material as the dielectric, to the capacitance of the... диэлектрическая постоянная;