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13号针只针对加强绝缘的装配缝隙。9 Z! h/ ~/ z/ S# Z8 ~- o
8 r/ a$ ^! z6 l8 v4.10.2 Any assembly gap with a width greater than 0,3 mm in supplementary insulation shall- m0 h3 |+ {8 y
not be coincidental with any such gap in basic insulation, nor shall any such gap in reinforced3 D l1 ], M h5 g* [2 \
insulation give straight access to live parts. O3 T) \$ n% d" H
Openings larger than 0,3 mm in double or in reinforced insulation shall be designed so that) a$ O$ \' r1 u0 E8 V
live parts cannot be touched with the conical pin of test probe 13 shown in Figure 9 of" ?- S5 y# c4 g
IEC 61032. |
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