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A19790414说的条文:
/ M) h' Z$ J6 x' o1 _' {+ E6.9.6 An insulated conductor, including each insulated conductor of a cord, that is rated for 90 °C, 105°C, or 125 °C shall be considered as rated for 150 °C if each conductor is individually provided with supplemental insulation consisting of snugly fitting woven glass fiber sleeving having at least a 0.25 mm (0.010 in) wall thickness or at least two layers of glass fiber tape that provide a total thickness of at least 0.25 mm (0.010 in).4 x: T! n+ U- r3 Q1 A7 W& W
snugly fitting woven glass fiber sleeving 应该是指那种表面织有玻纤套管的电线。
8 ^1 w/ B) u& S1 V: v( J另外" u# I0 |5 G: y0 \
5.18.1 Thermal insulation shall be fire-resistant material, such as glass fiber, inorganic material, or polymeric material.
$ K& U* l( K( V# Y可见,就算不含硅胶,玻纤套管还是有隔热作用。 |
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