ASTM F819-10
(Terminology)Standard Terminology Relating to Electrical Protective Equipment for Workers
Standard Terminology Relating to Electrical Protective Equipment for Workers
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Designation: F819 − 10
StandardTerminology
1
Relating to Electrical Protective Equipment for Workers
ThisstandardisissuedunderthefixeddesignationF819;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Referenced Documents blanket roll-up—a container made from fabric or similar
2 materialandspecificallydesignedtoprotecttheblanketfrom
1.1 ASTM Standards:
damage during storage or transportation.
F712 Test Methods and Specifications for Electrically Insu-
lating Plastic Guard Equipment for Protection of Workers
blowout, n—the extinguishing of the arc caused by a magnetic
F1116 Test Method for Determining Dielectric Strength of
field.
Dielectric Footwear
F1117 Specification for Dielectric Footwear
breakdown, electrical—the electrical discharge or arc occur-
ringbetweentheelectrodesandthroughtheequipmentbeing
2. Terminology
tested.
afterflame time, n—the length of time in seconds for which a
bulk storage—the storage of hose or covers together with one
material continues to flame after the ignition source has been
or more layers piled neatly, but without the benefit of
removed.
spacers, supports, or special protective containers.
DISCUSSION—In arc testing, the length of time for which a specimen
continues to exhibit a visible flaming as determined by a time display
charring, n—the formation of carbonaceous residue as the
video recording of the specimen during arc testing
result of pyrolysis or incomplete combustion.
arc duration, n—time duration of the arc(s).
closure, n—point on supply current wave form where arc is
arc energy (vi dt), n—sum of the instantaneous arc voltage
initiated.
values multiplied by the instantaneous arc current values
multiplied by the incremental time values during the arc, (J).
color splash—a splash, smear, or streak of contrasting color
evident on the inside or outside surface of the gloves or
arc gap—distance between the arc electrodes (inch).
sleeves that was deposited during the dipping operation and
Arc thermal performance value (ATPV), n—in arc testing,
is vulcanized into the material as part of the homogenous
the incident energy on a fabric or material that results in a
compound.
50 % probability that sufficient heat transfer through the
tested specimen is predicted to cause the onset of a second-
compatible—not injurious to or changing the physical or
degree skin burn injury based on the Stoll curve.
electrical characteristics of the blankets or affecting their
application, use, or acceptability.
arc voltage, n—voltage across the gap caused by the current
flowing through the resistance created by the arc gap, V.
cover—an electrically insulated enclosure designed to be
installed temporarily on various types of irregularly shaped
asymmetrical arc current, n—the total arc current produced
electrical equipment to protect personnel and equipment
during closure; it includes a direct component and a sym-
metrical component, A. working in close proximity.
designated person—an individual who is qualified by expe-
rience or training to perform an assigned task.
1
These definitions are under the jurisdiction of ASTM Committee F18 on
Electrical Protective Equipment for Workers and are the direct responsibility of
distorted—physically changed from the natural and original
Subcommittee F18.60 on Terminology.
shape, caused by stress of any type.
Current edition approved April 1, 2010. Published May 2010. Originally
approved in 1995. Last previous edition approved in 2008 as F819-08. DOI:
10.1520/F0819-10. electrical testing facility—a location with qualified personnel,
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
testing equipment, and procedures for the inspection and
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
electrical testing of electrical insulating protective equip-
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. ment.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1
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F819 − 10
DISCUSSION—The foam filling should be free of voids, separations,
electrode—the energized or grounded conductor portion of
holes, cracks, or the like.
electrical test equipment which is placed near or in contact
with the material or equipment being tested.
isolated—an object that is not readily accessible to persons
unless special means of access are used.
electrode clearance—the shortest path from the energized
electrode to the ground electrode.
ozone—a very active form of oxygen that is produced b
...
This document is not anASTM standard and is intended only to provide the user of anASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation:F819–08 Designation:F819–10
Standard Terminology
1
Relating to Electrical Protective Equipment for Workers
ThisstandardisissuedunderthefixeddesignationF819;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Referenced Documents
2
1.1 ASTM Standards:
F712 Test Methods and Specifications for Electrically Insulating Plastic Guard Equipment for Protection of Workers
F1116 Test Method for Determining Dielectric Strength of Dielectric Footwear
F1117 Specification for Dielectric Footwear
2. Terminology
afterflame time, n—the length of time in seconds for which a material continues to flame after the ignition source has been
removed.
DISCUSSION—In arc testing, the length of time for which a specimen continues to exhibit a visible flaming as determined by a time display video
recording of the specimen during arc testing
arc duration, n—time duration of the arc(s).
arc energy (vi dt), n—sum of the instantaneous arc voltage values multiplied by the instantaneous arc current values multiplied
by the incremental time values during the arc, (J).
arc gap—distance between the arc electrodes (inch).
Arc thermal performance value (ATPV), n—in arc testing, the incident energy on a fabric or material that results in a 50 %
probability that sufficient heat transfer through the tested specimen is predicted to cause the onset of a second-degree skin burn
injury based on the Stoll curve.
arc voltage, n—voltage across the gap caused by the current flowing through the resistance created by the arc gap, V.
asymmetrical arc current, n—the total arc current produced during closure; it includes a direct component and a symmetrical
component, A.
blanket roll-up—a container made from fabric or similar material and specifically designed to protect the blanket from damage
during storage or transportation.
blowout, n—the extinguishing of the arc caused by a magnetic field.
breakdown, electrical—the electrical discharge or arc occurring between the electrodes and through the equipment being tested.
bulk storage—the storage of hose or covers together with one or more layers piled neatly, but without the benefit of spacers,
supports, or special protective containers.
charring, n—the formation of carbonaceous residue as the result of pyrolysis or incomplete combustion.
closure, n—point on supply current wave form where arc is initiated.
color splash—a splash, smear, or streak of contrasting color evident on the inside or outside surface of the gloves or sleeves that
was deposited during the dipping operation and is vulcanized into the material as part of the homogenous compound.
compatible—notinjurioustoorchangingthephysicalorelectricalcharacteristicsoftheblanketsoraffectingtheirapplication,use,
or acceptability.
cover—an electrically insulated enclosure designed to be installed temporarily on various types of irregularly shaped electrical
equipment to protect personnel and equipment working in close proximity.
deltapeaktemperature,n—differencebetweenthemaximumtemperatureandtheinitialtemperatureofthesensorduringthetest,
°C.
designated person—an individual who is qualified by experience or training to perform an assigned task.
distorted—physically changed from the natural and original shape, caused by stress of any type.
1
These definitions are under the jurisdiction ofASTM Committee F18 on Electrical Protective Equipment for Workers and are the direct responsibility of Subcommittee
F18.60 on Terminology.
Current edition approved May 15, 2008. Published July 2008. Originally approved in 1995. Last previous edition approved in 2006 as F819-06. DOI: 10.1520/F0819-08.
Current edition approvedApril 1, 2010. Published May 2010. Originally approved in 1995. Last previous edition approved in 2008 as F819-08. DOI: 10.1520/F0819-10.
2
For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at service@astm.org. For Annual Book ofASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1
---------------------- Page: 1 ----------------------
F819–10
electrical testing facility—a location with qualified personnel, testing equipment, and procedures for the inspection and electrical
test
...
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