|
|
! P5 O+ ]* g( z8 X2 Y
, y# K% D* q0 ~ | Protection against Electric Shock, Table D 187 j* M7 D0 {+ c3 `& q) V3 _
| 6.7: v) g" h; `/ E8 o2 Q
| 61010-1(ed.1);am1;am2- v: k5 f7 r6 U& [! J, A
|
, P$ Q. f( h0 K4 w( F: ^& Z" s6 D, O# O1 [' q0 V
Standard:
) D0 a1 g2 f) q/ h( V& w* UIEC 61010-" o' \; q8 p# \8 Y
1:1990+A1:1992+A2:1995
! |& R0 U0 j; vSub clause:
6 q! p) R5 R: G- u+ C3 I; w' Q6.7
( G6 P6 o: T; v" q9 }Sheet n. 304( o# H" R! d6 P
Page 1(1); K7 Q0 a# H! x4 U9 r4 e
Subject:
: k p& Q- \- B7 P' C/ c) k. nProtection against electric shock,3 V3 V5 F' s7 A9 S
Table D18
, h) m( F9 v7 e2 tKey words:
% o& V! A1 [5 |9 N/ uCreepage
; i% T$ f: G: c* Z. J& L' H2 ^! M! T3 JDecision taken by
# l- J1 J1 d; N/ X2 xETF3 and confirmed
5 w% Y, v! e! L4 f g5 qby CTL at its 38th! }7 w4 d m& a* Q
meeting, in Toronto
) V- } j, v: n6 P% E! B5 I1 T& yQuestion:1 E$ D, d2 u+ P3 T2 B, T
What creepages apply when voltages in excess of 1000V are present on printed wiring
% C" q/ Q, M) u! Y5 Cboards?: R& ~+ Z. g# Z0 v
Decision:
) E* @/ ^% z$ y7 n: P; T+ ^Use the following columns:
+ x$ G& c& P0 LFor pollution degree 1 use “Other material”
% u A; C) }, H; qFor pollution degree 2 use CTI>600, H. ^% T! S! `+ Q3 e- a; I
Explanation:5 A+ G6 F; r% q; x- e5 C0 T+ B
IEC 60664 Fig. 1 gives the source of these distances and shows that the values are as given
. V9 U8 K' D: @" d1 A* |- qabove.
* u* q7 C8 G5 q, A% G# U* ^! _, v- C) f! e7 r$ n
; `2 B. e2 o* q. r! G; v
2 m4 {% E$ D+ [ |
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