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根据NMX-J-436-ANCE ¨ CSA C22.2 NO. 49 ¨ UL 62 MAY 31, 2006 ; E y0 ^" Z# a9 k$ j c
4 D- \. X( c' X+ B: c, L
Insulation thickness, mm (mils)+ Q3 [$ J" Y' E/ C4 q
Nominal (not a requirement)
% ?6 G0 V# H: W# b' [SPT-1 SPT2
1 a5 B) k9 X6 Z' Q0.76 (30) 1.14 (45) 0.64 (25)
# n( _" D- G5 u, ^1 T9 v( T4 J& N3 J- O) [! Y# l0 K% s: ]
Minimum thickness at any point before separation4 S! c3 |7 d$ S
0.69 (27) 1.01 (40)
$ ], m' h5 m$ M% d9 N
+ W% a& f5 o0 J' V0 tMinimum thicknerss at any point after separation
" c7 f5 n1 w8 h0.33 (13) 0.69 (27)
9 X7 ]1 a2 d% `0 c5 |4 U( F5 _ E( B8 O7 w
2 楼所言差以。
' N' K3 y5 ^6 Q8 [% Q9 x1 F6 z1 V% X
此外SPT-1 和SPT-2 导体间的绝缘要求也有不同。 |
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