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Table 9 沒有你講的注释3. 4 . 6条啊?' l) C5 ?% h$ w8 ~/ M
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Table 9 – Additional CLEARANCES for insulation in circuits CONDUCTIVELY CONNECTED TO THE MAINS
1 x( m* i5 b u' fpeak OPERATING VOLTAGES exceeding the peak value of the nominal a.c. MAINS voltage and between3 ?. ]2 w2 T7 }& F+ _2 ?
such circuits and circuits not CONDUCTIVELY CONNECTED TO THE MAINS5 X) N4 b' E' w4 J
Z# a/ S5 L- `5 X9 l
NOTE 1 The values in parentheses shall be used when the values in parentheses in table 8 are used in accordance with
, F3 D- m/ u0 d, O- ~+ nnote 2 of table 8.
6 V& d v d, \6 W4 @NOTE 2 For OPERATING VOLTAGES above those shown in the table, linear extrapolation is allowed up to and including 2 000 V.1 w# Q$ t6 o) p2 C- d- ?
For higher voltages reference should be made to IEC 60664-1. u0 @$ U& E* K- ?
NOTE 3 Linear interpolation between the nearest two points is permitted, the calculated spacing being rounded up to the next
' Q5 O: `& w7 H/ {/ D6 W* Phigher 0,1 mm increment. G9 L+ ?0 G6 z- @4 Q
NOTE 4 For explanation of the pollution degrees, see 13.1. |
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