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引用标准:
# _$ \( F8 \# P- A# R- k: B3.3( i+ [* Z. Y: v
3.3.1
) c! v4 t; O. g* Z0 j4 Wbasic insulation e4 N* z! [* ^* A- m
insulation applied to live parts to provide basic protection against electric shock( V3 p9 N- g9 N4 s! A, h# q
3.3.2
" \/ P& @4 y# P2 [' b% F; u7 Ssupplementary insulation
% k2 a J0 _- |+ }5 j3 ^) Findependent insulation applied in addition to basic insulation, in order to provide protection
0 f; i2 }: W# W% @ P% U$ Kagainst electric shock in the event of a failure of basic insulation
' _% `; u% D) {8 w- f6 q# R0 s3.3.3
" u7 K2 O7 q9 y/ N& _7 Udouble insulation
0 {' Q$ D. l9 B+ R, R8 Yinsulation system comprising both basic insulation and supplementary insulation! [7 \ d9 f( \8 ~$ F
3.3.4
% ^. s( E. r9 n3 @reinforced insulation
' c8 V. Q6 T, j8 I0 d: [single insulation applied to live parts, that provides a degree of protection against electric. n$ O% s- u+ L
shock equivalent to double insulation under the conditions specified in this standard0 I6 G# W4 Y; \
NOTE It is not implied that the insulation is one homogeneous piece. The insulation may comprise several layers
0 Q9 U; i# d. b) Q+ b1 a) ewhich cannot be tested singly as supplementary insulation or basic insulation. |
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