DSH 757 Surface tension requirement for wet leakage current test

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DSH 757 ' B( I/ r; }7 ~. c2 C

Surface tension requirement for wet leakage current test

10.15.2.a)

61215(ed.2) - ~7 O6 v# T! W) l

' C3 b2 K- s# I5 Q: P% N# kStandard(s)- (incl. year)
$ W, k2 m1 j" |6 _1 c& o  U* XIEC 61215:2005 Ed.2
! Q7 X, T- N/ q4 TSubclause(s):
' D; b2 F0 p& y  g' Y) Q; t. R10.15.2.a)
# c& C+ D0 w% C, L0 E' o& iNo. Year
DSH
0757
2010
Category:
" G, B) ?; C5 D0 g; sPV
) @3 h* g; h3 r/ ~6 P9 e0 z+ ?& aDeveloped by:
9 Q8 g, ~$ w0 I! F1 N: U, kETF 9
Subject:
" Z; c% L9 J6 w2 YSurface tension
3 ?, ]* Z2 e( F; W& Y3 s- Grequirement for wet
5 D' ~* b+ {# O" u3 bleakage current test
/ Y! V( g/ y; h* ]' ^4 Z- f4 W7 SKey words:
  Q" m! }7 c9 I0 y1 TSurface tension, Wet
7 \/ F8 e: [6 x& l' B! F# VLeakage Current Test
+ H6 B8 k" V/ |8 y$ }8 u& _% f5 rApproved at the 2010
CTL Plenary Meeting
# a- A$ J; `% t3 W7 h5 E7 |Question:
; O4 i' t; ?% l# M( FIEC 61215:2005 Ed.2, Clause10.15.2.a) requires certain surface tension of the water
$ \# j* R: u9 E# x9 E, G: u# N" wfor the wet leakage current test, however, the newer standard IEC 61646:2008 Ed.2
2 {& P6 C' Y+ i( ?7 y" I# cClause 10.15.2.a) does not. The water surface tension measurement was required
) Y4 y: `! P+ y. k3 b0 L" ~also in the IEC 61646 Ed.1, but this requirement was deleted in the second edition.
The WG2 of TC82 has made the same decision for the upcoming IEC 61215 Ed.3
standard. This standard, however, is not due to be released until 2010 or later. It is,
therefore, suggested to resolve this discrepancy by this decision sheet.
Decision:
! C$ [5 ?  \* U0 J5 ?! O/ K3 [- X7 kInstead of IEC 61215:2005 Ed.2 Clause 10.15.2.a) use IEC 61646:2008 Ed.2 Clause
10.15.2.a)
7 L2 V( |  s% g3 N+ e! W/ u# f/ ?
- V/ h3 `  @( g
+ Y7 k' d7 P* j& f# i: [# x