DSH 735 Harmonize humidity-freeze cycle profile on IEC61215-2005 Ed.2 to IEC6164

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DSH 735 ; f& f3 n! n) @* }2 W& e+ a& }2 A

Harmonize humidity-freeze cycle profile on IEC61215-2005 Ed.2 to IEC61646-2008 Ed.2

10.12.2.a), Figure 12 ( }; l6 c1 H6 j4 o

61215(ed.2)

Standard:
5 A0 Y3 Z( w9 c* fIEC 61215-2005 Ed.2
$ b& s1 o) V9 U+ k' CSub clause(s):
10.12.2.a)
Figure 12
Sheet n°:
. L5 x7 T$ e6 z) oDSH 0735
$ Q. V$ y: n7 a& w0 wSubject:
& M$ @& Z, U7 R2 OHarmonize humidity-freeze
% ~. `1 Q# D4 T2 v8 E0 S  W$ h: ?cycle profile on IEC61215-
" O4 [9 D- ^+ Z3 a* o2005 Ed.2 to IEC61646-
2008 Ed.2
Key words:
Humidity freeze cycle
Approved by:
46 CTL annual meeting in
Beijing, 5/15-16, 2009
9 ?- I& m" k- _$ K) KQuestion:
% [/ n4 D; H; r2 P. DThe two humidity-freeze cycle profile charts in following standards are different:
1. Newly published IEC61646-2008 Ed.2 Thin-film terrestrial photovoltaic
) Y2 c* h! w, W2 n' X' f. n1 _(PV) modules – Design qualification and type Approval, Figure 5.
( v5 D/ z2 N5 h: Z2. Previously published IEC 61215-2005 Ed.2 Crystalline silicon terrestrial
photovoltaic (PV) modules – Design qualification and type approval,
Figure 12.
/ m5 k6 e8 u( u, @Can these two be harmonized?
( w. m  U: o. Q5 q5 w, d0 w1 kDecision:
When conducting clause 10.12 Humidity-freeze test per IEC 61215-2005 Ed.2,
' _: ~( k, ?! b( l1 WFigure 12, use clause 10.12 Humidity-freeze test of IEC61646-2008 Ed.2, Figure
. f  ], @' A# _1 r$ U5. There will be no RH control requirement during temperature transitions
* B6 Q! I$ H0 C4 y' Hbetween room temperature and 85°C.