如题！

2462芯线规格可以是多种规格的吗，如18#2C+26#3C？UL里面是如何描述的？

UNDERWRITERS LABORATORIES INC.                       APPLIANCE WIRING MATERIAL

Subject 758        Section 2          Page 2462         Issued:  March 1, 1968

                                                      Revised:  Oct. 3, 1979

Style 2462        Multi-Conductor PVC Jacekted, and PVC Insulated Cord.

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Rating            60°C, 300 V.

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Conductor                     CONSTRUCTION A

                  2-7 individual conductors, Nos. 24 through 10

                  AWG otherwise same as Type SVT

                              CONSTRUCTION B

                  2-9 indivudual conductors, Nos. 24 through l0

                  AWG otherwise same as Type SJT

                              CONSTRUCTION A AND B

                  Different conductor sizes may be employed in one cord, no

                  polarity identification required.

Shielding         Optional.  One or more of the individually insulated              

                  conductors may be shielded or groups of individually       

                  insulated conductors may be shielded. Shielding over       

                  conductor shall consist of No. 36-30 AWG tinned or untinned      

                  copper strands applied as a wrap or braid.

Insulation                    CONSTRUCTION A

and

Jacket            Same as Type SVT Cord

                              CONSTRUCTION B

                  Same as Type SJT Cord

Standard     Flexible Cord and Fixture Wire

Instructions      Detailed Examination.

to UL             Same as for Type SVT (Construction A) or

Representative    Type SJT (Construction B) Cord, except omit requirements for                  overall diameter and mechanical strength.  Tensile strength

                  and elongation, Class II, on jacket and insulation.

                  (Continued on Page 2462A)