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& }6 ]! G) P E. l, O- l8 s' Y4 H7 L: z+ h9 T# z( j' h4 A$ B" D
| Protection against Electric Shock, Table D 18
# x, a B7 E) d! m& X2 q | 6.7& o0 j8 X4 p, H
| 61010-1(ed.1);am1;am2) _ R4 T: z! n) j, T0 I- E3 V
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# I8 g9 p" q+ \ a( s V
! [7 A4 U1 E3 F% B8 h
Standard:4 n: [) f# g; L5 E4 j
IEC 61010-
5 _' R A8 f) H6 i* K1:1990+A1:1992+A2:1995
# B" K# N, g+ H2 RSub clause:
! f: j+ Q& i* [9 e( u3 n6.7$ q' ~ Q, I/ K/ x q3 a" V8 M
Sheet n. 304
& }' W- F' ?0 r) o% r$ ?Page 1(1)0 W3 v; w: P' I* Q/ g. b3 Y
Subject:+ A3 \( X- h. N2 G1 c5 Q7 c
Protection against electric shock,
`5 Z$ n k2 k( mTable D18+ Q6 H* D" T: ?$ K" n% H! M
Key words: p* }; M! B8 ]& d! h
Creepage& Q# b7 e$ w5 C$ s
Decision taken by. v* W: B& r$ Q
ETF3 and confirmed
5 P. H1 q+ p8 P% x; I; mby CTL at its 38th! B: V* K0 o" D1 P% t) x
meeting, in Toronto/ O( c) J0 k+ W$ s$ d& V" z
Question:
6 A" q2 W: F" \9 E8 C* Q J P ~What creepages apply when voltages in excess of 1000V are present on printed wiring
6 q; p9 D) _/ e5 }( K8 S+ y. w. Lboards?
: }' I$ \: V" A. rDecision:4 |( x! p( h4 @/ G: `
Use the following columns:
" s/ b, R+ @" lFor pollution degree 1 use “Other material”3 M H' x: n' P& m4 N5 m0 n. I
For pollution degree 2 use CTI>600
8 \8 k0 E, |+ m' w: ]Explanation:# h, L; c! f6 Q! X9 B% x
IEC 60664 Fig. 1 gives the source of these distances and shows that the values are as given
7 K% ?. Z. P4 ~9 B: F* Fabove.
4 f! _- i" P9 C# W; A) K
& l4 [- A" I7 h* q1 w5 B
" N( u$ ]3 F- }6 Z5 s- x. z3 o: A2 U( [# x* B+ r7 t
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