导体：18/0.1　　符合UL标准26AWG的要求吗？

UL2646　26AWG　芯线集合要求的绞距是多少？

符合，芯线集合一般没有要求！

wolfman:

符合，芯线集合一般没有要求！

也是有要求的

LUORI:

也是有要求的

绞距有什么要求？？

UNDERWRITERS LABORATORIES INC.               APPLIANCE WIRING MATERIAL

Subj. 758       Section 2       Page 2464        Issued:  1968-05-02

                                    Revised:  2003-05-02

Style 2464      PVC Jacketed Cable.

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Rating      80°C, 300 V.

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Insulated       Labeled or complying with manufacturer's AWM Procedure

Conductors      having a minimum rating of 80°C and 300 V.

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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.)

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Shield      Optional.

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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 diameter if cable is flat or oval.

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Braid           Optional.

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Standard        Appliance Wiring Material UL 758.

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                                (Continued on Page 2464A)

UNDERWRITERS LABORATORIES INC.              APPLIANCE WIRING MATERIAL

Subj. 758       Section 2       Page 2464A     Issued:  1968-05-02

                                   Revised:  2003-05-02

Instructions    Detailed Examination of the cable assembly and jacket.

to UL           Physical Properties of Jacket.

Representative  Dielectric Strength Test, 1500 Volts (shielded cable only).

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.

Program     (4)  Heat Shock on Jacket.

            (4)  Cold Bend on Completed Cable.

            (4)  Deformation on Jacket, Class 43.

            (12) Cable Flame Test on Completed Cable.

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         Internal wiring or external interconnection of electronic

            equipment (such as desk-type calculators, dictating

            machines, or x-ray equipment).