DSH 304 Protection against Electric Shock, Table D 18

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DSH 304

Protection against Electric Shock, Table D 18 ; |* L5 V0 _9 L; A8 ]

6.7

61010-1(ed.1);am1;am2 $ k1 F; ]  A% c$ U: N- f' l; ?

Standard:
IEC 61010-
* ?' D% t5 [5 \$ M: N) R1:1990+A1:1992+A2:1995
Sub clause:
  T8 G4 \3 H# l! i) v4 ?6.7
Sheet n. 304
Page 1(1)
' C2 E: u) [( y1 [Subject:
9 J: m6 K6 `5 R) M) l6 G$ fProtection against electric shock,
Table D18
- t4 d: g, Q4 q& GKey words:
Creepage
& G& B7 M: G$ B, TDecision taken by
ETF3 and confirmed
by CTL at its 38th
meeting, in Toronto
1 r! H- R; K5 v( l; m; i- e9 OQuestion:
What creepages apply when voltages in excess of 1000V are present on printed wiring
! K# |7 _4 t* T: s5 f/ C! [* kboards?
: K2 p8 Q: ]1 }4 FDecision:
Use the following columns:
, S$ u# I1 z3 t* zFor pollution degree 1 use “Other material”
For pollution degree 2 use CTI>600
1 u1 @. L4 q" m" u7 j: uExplanation:
IEC 60664 Fig. 1 gives the source of these distances and shows that the values are as given
! S& z1 Z: \- `5 ^% G- M" S7 l8 iabove.
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