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4.1.4.1.1 Flexible cords with cabled conductors shall have the individual conductors twisted together with a length of lay not greater than that shown in Table 10.
2 b& b8 V. J+ @3 b3 eWhen cords covered in Table 10 have mixed conductor sizes, ! i* S' M8 f* d* N
the lay shall be based on the number of conductors and the largest conductor size found in the cord.
7 |' d9 y: ~7 Y) ]; IConstructions not covered in Table 10 shall have the individual conductors laid up so that the lay shall be not more than 15 times the overall diameter of the conductor assembly.
/ ^6 x, L, b4 f1 j6 e; cFor CXTWu, CXWTc,and TXc, the lay shall not be more than 30 times the overall diameter of the insulated conductor. ! P W r+ x' Y8 ~
For multiple-layer cords, the conductors in each layer shall be twisted,
( E: d% m! K9 vbut the lay is not specified, except that in the outer layer the lay shall be not more than 15 times the overall diameter of that layer.8 r: f) a1 F w; V
以上UL62条款需要汉化求助。 |
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