DSH 757 Surface tension requirement for wet leakage current test

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DSH 757 ; n  D5 ]) s4 d7 b9 c

Surface tension requirement for wet leakage current test 7 r7 z4 P2 k& Q* q3 a' \- e

10.15.2.a) 7 A9 j, M0 Y+ }/ L! F2 A- H

61215(ed.2) , H' ]: K2 K1 C" t: L3 T8 H

Standard(s)- (incl. year)
+ t3 `0 f% e6 T! A0 }IEC 61215:2005 Ed.2
Subclause(s):
( t8 I4 E2 `: l10.15.2.a)
No. Year
8 e; y$ n: X3 h! d" m# L+ p- |1 FDSH
0757
2010
Category:
, ?5 D7 \2 n9 H- x' s: vPV
5 n" ]9 d9 g. WDeveloped by:
3 q; b# S1 h6 Y9 ]ETF 9
Subject:
Surface tension
requirement for wet
6 l3 ]; l% g  F1 w9 r0 D) \7 nleakage current test
; ]1 {; }' C* Z. a$ p7 Y6 z& }Key words:
Surface tension, Wet
Leakage Current Test
Approved at the 2010
% q7 j3 u* e9 o+ B1 r+ [$ lCTL Plenary Meeting
; m* t4 G- l8 F" pQuestion:
IEC 61215:2005 Ed.2, Clause10.15.2.a) requires certain surface tension of the water
for the wet leakage current test, however, the newer standard IEC 61646:2008 Ed.2
- E; e0 ]/ v9 N: {Clause 10.15.2.a) does not. The water surface tension measurement was required
) f' _& s- d% A9 X1 jalso in the IEC 61646 Ed.1, but this requirement was deleted in the second edition.
/ r! X, s! l3 r$ ]" lThe WG2 of TC82 has made the same decision for the upcoming IEC 61215 Ed.3
" ~' ^, T8 N0 g' J/ wstandard. 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:
. |) _& P0 x( Q+ ]4 R6 r7 JInstead of IEC 61215:2005 Ed.2 Clause 10.15.2.a) use IEC 61646:2008 Ed.2 Clause
' e# e" k2 J3 p6 w10.15.2.a)