UNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL Subj. 758 Section 2 Page 20276 Issued: 1983-08-16 Revised: 2003-06-05
Style 20276 Electronic Cable.
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Rating 60C or 80C, 30 V.
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Insulated No. 40 AWG minimum. Labeled or complying with AWM Conductors Procedure having a minimum rating of 60C or 80C whichever is applicable.
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Assembly Consists of two or more conductors, twisted pairs, parallel pairs, or groups of twisted conductors or parallel pairs twisted together. The conductors or groups of conductors may be laid parallel forming a flat, oval or round cable. The lay of the insulated conductors are not specified. A barrier layer and/or fillers are 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.
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Jacket PVC, Class 43. Thickness (mils) Construction A Construction B External Use Internal Use #Dia. under Minimum Minimum jacket in Minimum at Minimum at inches__ Average any Point Average any Point 0.350 or less 20 17 15 12 0.351 - 0.700 30 24 30 24 0.701 - 1.00 40 36 40 36 0.101 - 1.50 54 48 54 48
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Standard Appliance Wiring Material UL 758.
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UNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL Subj. 758 Section 2 Page 20276A Issued: 1983-08-16 Revised: 2003-06-05
Instructions Detailed Examination. to UL Physical Properties of Jacket. Representative 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.
______________________________________________________________________________ UL (4) Detailed Examination. *Counter-Check (4) Physical Properties of Jacket. *Program (4) Heat Shock. * (4) Cold Bend. * (4) Deformation. (12) Cable Flame Test on Completed Cable, Construction A only. (12) Horizontal Flame Test on Completed Cable, Construction B only. If the insulated Styles are not labeled, the appropriate Follow-Up Tests shall be conducted.
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Marking General.
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Use Construction A: Internal wiring or external interconnection of electronic equipment in Class 2 circuits only. Construction B: Internal wiring of electronic equipment in Class 2 circuits only.
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