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

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DSH 735

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

10.12.2.a), Figure 12

61215(ed.2)

. k) r8 L1 C# ]* ?) P; oStandard:
IEC 61215-2005 Ed.2
Sub clause(s):
10.12.2.a)
Figure 12
Sheet n°:
* Q1 h3 H' f# I5 U/ |5 XDSH 0735
7 F# Z1 y1 u; Z5 \( v, rSubject:
& t/ N1 i! e6 oHarmonize humidity-freeze
1 R: r/ T0 q% rcycle profile on IEC61215-
2005 Ed.2 to IEC61646-
2008 Ed.2
3 w0 ?- c% n& d' \6 T3 NKey words:
Humidity freeze cycle
Approved by:
( s1 u8 N6 i, f8 R9 A' R! `& t- _46 CTL annual meeting in
% m7 U* B: R8 p( ~+ g5 y9 zBeijing, 5/15-16, 2009
: ?1 Z1 X! t' [8 m0 _Question:
The two humidity-freeze cycle profile charts in following standards are different:
1. Newly published IEC61646-2008 Ed.2 Thin-film terrestrial photovoltaic
& w" M) L" ?/ r9 u(PV) modules – Design qualification and type Approval, Figure 5.
2. Previously published IEC 61215-2005 Ed.2 Crystalline silicon terrestrial
photovoltaic (PV) modules – Design qualification and type approval,
Figure 12.
Can these two be harmonized?
$ n- K- U( @) j% x8 r! m9 rDecision:
9 m6 a& w' P6 G+ y$ Q9 r$ \When conducting clause 10.12 Humidity-freeze test per IEC 61215-2005 Ed.2,
0 j% T: a' r1 z# f1 {1 vFigure 12, use clause 10.12 Humidity-freeze test of IEC61646-2008 Ed.2, Figure
5. There will be no RH control requirement during temperature transitions
between room temperature and 85°C.
: E( z, f' K8 ^7 E
' r9 m% T+ r, z% i