Elastomer rubber rubber-like
material which will stretch repeatedly 200 percent or
more and return rapidly with force its approximate
original shape.
Hz Abbreviation for Hertz.
Fine Stranded Wire Stranded wire with component
strands AWG smaller.
EMV Designation for electromagnetic compatibility (EMC).
Flammability The measure the material‘s ability to
support combustion. The
copolymer chemically cross-linked.
ETFE Ethylene tetra uoroethylene
F
FDDI Fiber Distributed Data Interface.
Flame Resistance The ability material not to
propagate ame once the heat source removed. The core composed of
concentric rings glass whose refractive indices decrease
from the center axis.
Hypalon Pont‘s trade name for their chlorosulfonated
polyethylene, ozone resistant synthetic rubber (90°C).
I
GLOSSARY TERMS: CABLES AND WIRES
.
FR-1 ammability rating established Underwriters
Laboratories for wires and cables that pass specially
designed vertical ame test.
Flat Cable cable form, where the cores lying
parallel longitudinally but essentially with surfaces.
FEP Fluorinated ethylene propylene
Ferrule component connector that holds ber in
place and aids its alignment, usually cylindrical shape
with hole through the center. The purpose reduce modal
dispersion and thereby increase ber bandwidth.
FRNC Flame Retardant Non Corrosive
G
Gauge term used denote the physical size a
wire.
Electromagnetic Coupling Energy transfer means
of varying magnetic eld. for
static shielding, contacts and other electrical applications.1137
Y
E
EIA Abbreviation for Electronic Industries Association.
Foamed Plastics Insulations having cellular
structure.
Hertz (Hz) unit measurements the frequency
equal one cycle per second.
Elastomer Any material that will return its original
size after stretching.
EMI Any electrical electromagnetic interference that
causes undesirable response, degradation, failure
in electronic equipment. Optical bers neither emit or
receive EMI.
H
+HOL[- continuous spiral winding.
Hi-Pot test designed determine the highest voltage
that can applied conductor without electrically
breaking down the insulation.
Ground Conductor electrical conductor for the
connection the earth, making complete electrical
circuit.
Filled Cable telephone cable construction which
the cable core lled with material that will prevent
moisture from entering passing through the cable.
Electromagnetic Induction The production a
voltage coil due change the number magnetic
lines force linkages) passing through the coil. This designation has been
replaced VW-1.
High Temperature Wire and Cable Electrical wire
and cables having thermal operating characteristics of
150°C and higher.
High Voltage Generally, wire cable with an
operating voltage 600 volts and above.
*UDGHGnLQGH[ęEHU optical ber whose core has a
nonuniform index refraction.
EMC Electromagnetic Compatibility (EMV).
Elongation The fractional increase the length a
material stressed tension. Very high speed
Computer Network working with ber optics.
Henry The unit inductance (H).
Foils thin supporting continuous sheet
such plastic foil, metal foil, laminated foil etc.
Hybrid Cable Multi-conductor cable containing two or
more types components.
Hook-up Wire Single conductor used hook-up
electrical parts instruments for low current and voltage
(under 1000 volts).
EMF Abbreviation for Electro Motive Force –
force determinating electricity (voltage).
EPR Ethylene-propylene copolymer rubber
