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Table 9 沒有你講的注释3. 4 . 6条啊?
1 s$ Q; O9 q' i) N/ g 請確認你的問題# F% H9 E$ |$ f( N- Q" d$ G
- ^) M. J7 H3 N i+ S/ s: n m: q1 t
Table 9 – Additional CLEARANCES for insulation in circuits CONDUCTIVELY CONNECTED TO THE MAINS5 t7 h* @3 I9 Q
peak OPERATING VOLTAGES exceeding the peak value of the nominal a.c. MAINS voltage and between
; |9 m/ m, x0 c Q; U. Nsuch circuits and circuits not CONDUCTIVELY CONNECTED TO THE MAINS/ {: e# f! \, E' v- [8 J. o
! x- ]" S) x+ I: Q$ {NOTE 1 The values in parentheses shall be used when the values in parentheses in table 8 are used in accordance with
8 M8 i/ }3 N. Z5 b+ `$ o5 Xnote 2 of table 8.+ A( X% }. E# I: z" T8 j
NOTE 2 For OPERATING VOLTAGES above those shown in the table, linear extrapolation is allowed up to and including 2 000 V.6 I9 e: L# X# P% C. W& ]
For higher voltages reference should be made to IEC 60664-1.
' T4 k/ ^* c, PNOTE 3 Linear interpolation between the nearest two points is permitted, the calculated spacing being rounded up to the next
( K! Z0 b$ g) Rhigher 0,1 mm increment.! e) E- n8 c) U3 o. w8 Z' Y: D/ j
NOTE 4 For explanation of the pollution degrees, see 13.1. |
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