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[问题求助] 2464标准
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UNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL
Subject 758 Section 2 Page 2464 Issued: May 2, 1968
Revised: Dec. 22, 1986
Style 2464 PVC Jacketed Cable.
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Rating
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Insulated Labeled or complying with manufacturer's AWM Procedure
Conductors having a minimum rating of
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Assembly Two or more singles, twisted pairs of groups of twisted singles twisted together or singles or groups of singles
may be laid parallel to form flat, oval or round cable.
Lay not specified. Barrier layer and/or fillers optional. Manufacturer shall maintain a complete description of each assembly. May use same or mixed AWG size.
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Covering (Optional) A 6 mil or heavier PVC covering may be extruded over the conductor assembly.
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Shield (Optional) Page 24.
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Jacket PVC - Class 43
THICKNESS OF PVC JACKET (mils)
#Dia. of Cable Minimum
Under Jacket Minimum at any
in Inches. Average point
0.700 or less 30 24
0.701 - 1.000 45 36
1.001 - 1.500 60 48
1.501 - 2.500 80 64
2.501 - 4.000 110 88
4.001 or larger 140 112
# Major dia if cable is flat or oval.
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*Standard Test Reference Standard - UL 1581.
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(Continued on Page
UNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL
Subject 758 Section 2 Page
Revised: Dec. 22, 1986
Instructions Detailed examination of the cable assembly and jacket.
to UL Physical Properties of Jacket, Page 32.
Representative Dielectric Strength Test, 1500 Volts, (Shielded cable only), Page 96.
The designation of all Styles of the individual conductors used making up the cable assembly shall be available, and the UL Representative’s tag shall indicate if the Style is
labeled or not. If they are not labeled, the appropriate
Follow-Up Tests shall be conducted.
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UL (4) Detailed Examination.
Counter-Check (4) Physical Properties of Jacket, Page 33.
Program (2) Heat Shock on jacket, Page 57.
(2) Deformation on Jacket, Class 43.
(4) Cold Bend on completed cable, Page 58.
(2) Flame Test on completed cable, Page 95.
If the insulated styles are not labeled, the appropriate Follow-Up Tests shall be conducted.
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Marking General, Page 13.
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*Use Internal wiring or external interconnection of electronic equipment (such as desk-type calculators, dictating machines, or x-ray equipment).