|
Table 9 沒有你講的注释3. 4 . 6条啊?
% N$ y* O3 m! S* n 請確認你的問題4 Q! ^8 m9 W0 w6 q2 S: E* `
8 A" k! f% o1 v+ C1 j: @3 e
Table 9 – Additional CLEARANCES for insulation in circuits CONDUCTIVELY CONNECTED TO THE MAINS0 M8 `8 ~/ G- O, D) m3 S$ y6 u
peak OPERATING VOLTAGES exceeding the peak value of the nominal a.c. MAINS voltage and between# g' `' ]+ \0 l. W
such circuits and circuits not CONDUCTIVELY CONNECTED TO THE MAINS1 ] }! a/ Q% e6 q# L
3 o9 G- n" A N/ L7 {' |NOTE 1 The values in parentheses shall be used when the values in parentheses in table 8 are used in accordance with; F( v/ {7 f5 _% F* [0 M
note 2 of table 8.
0 D% i, E- E/ p( K, K- p2 uNOTE 2 For OPERATING VOLTAGES above those shown in the table, linear extrapolation is allowed up to and including 2 000 V.
0 [' d( U$ Q0 S, d& U3 Z1 V3 yFor higher voltages reference should be made to IEC 60664-1.
3 p! _' `6 Q$ t1 e8 B; FNOTE 3 Linear interpolation between the nearest two points is permitted, the calculated spacing being rounded up to the next
- e n6 L# ?" }; Chigher 0,1 mm increment.
( H& o0 u# t" E7 G0 Y9 hNOTE 4 For explanation of the pollution degrees, see 13.1. |
|