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應該不行, IEC 60950-1 clause 5.3.4有以下說明" u# b, d6 o/ T3 n
For FUNCTIONAL INSULATION, CLEARANCES and CREEPAGE DISTANCES shall satisfy one of the
5 x( ^ T; {/ D6 q$ V! zfollowing requirements a) or b) or c)./ p% A( V2 j) N* v9 v1 b
For insulation between a SECONDARY CIRCUIT and an inaccessible conductive part that is
) }# g! e' k6 o% i7 Kearthed for functional reasons, CLEARANCES and CREEPAGE DISTANCES shall satisfy a) or b)5 \: m' ^7 n4 F$ B: X3 s3 C; d5 ?
or c).: i o( g3 Z3 ^* g
a) They meet the CLEARANCE and CREEPAGE DISTANCE requirements for FUNCTIONAL
1 F |# L+ v4 w- c. ]& Q, ZINSULATION in 2.10 (or Annex G)." U+ F' [/ t7 `5 y& x% X
b) They withstand the electric strength tests for FUNCTIONAL INSULATION in 5.2.2.
7 E/ B! W3 B8 Y m. y dc) They are short-circuited where a short-circuit could cause; |5 `% H: Z9 B+ d
• overheating of any material creating a risk of fire, unless the material that could be
! K0 l+ t* _8 |' l# yoverheated is of V-1 CLASS MATERIAL, or( I- \# o2 x8 \3 c9 U" @4 ~
• thermal damage to BASIC INSULATION, SUPPLEMENTARY INSULATION or REINFORCED
7 a& F! C7 j* x/ p9 t1 o% KINSULATION, thereby creating a risk of electric shock.
: b: l/ X2 I( j& u8 e* B e5 M |
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