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|  PDSH 9670 _2 f- w7 V( B7 z9 @' ^
6 e: O, N4 ^! Y: `- a/ P+ g4 f$ C6 h
l, S& s2 o6 f4 R9 m
| Temperature for test of flexible pipes of sealed lighting chains
( |3 r% O, H* _0 O, m | 20.16 {% r' J( P& R3 I7 O h# e' E
| 60598-2-20(ed.3)$ ^/ Y0 `) c7 O2 s5 r) y- }
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Standard(s):
0 o: ?* o3 n) y) s+ ^IEC 60598-2-20/2010 ?+ y' O& b9 [
Subclause(s): 20.16
) W* |6 I7 \, P5 g5 Q8 @! v* nNo. Year PDSH 0967 2010
# l% `2 Z( l. r& @4 @3 t. U" b: |Category: LITE Developed by: ETF5 OSM/LUM
1 {( U4 r8 y; r' |Subject:
2 a% R* U9 D; b0 E1 Q' aTemperature for test of flexible pipes of sealed lighting chains, ]! R* d# \+ }9 E2 [3 ? f
Key words:, S% V p* d- Z9 R% P) c
- Temperature
; }* G9 W A! _3 @- Insulated tube
0 s( q- p6 z. E; ^- Normal heating test
: i+ X$ L# ?0 i+ L$ w8 `To be approved at the 49th CTL Plenary Meeting, in 2012
, v7 e" J5 y% y$ `" ]& GQuestion:
/ [) U+ J; p& y# \# N# b% ZClause 13.2 of IEC 60598-1 is applicable for tests on lighting chains, that: “for flexible pipes of sealed
5 x. R: l/ f3 T M0 cchains the test of 13.2.1 is replaced by the test of clause 8 of IEC 60811-3-1”.# [: E6 x0 P7 P0 P) T. w& M' W
The standard doesn’t indicate at which temperature the test of clause 8 of IEC 60811-3-1 shall be
" x; n2 @5 k7 i' ]+ G! pperformed, so we have seen different positions from Test Houses for PVC sealed chains.
- r7 p9 S4 O; }Decision:
8 Q; T1 J7 I+ b2 [/ L5 A6 XThe test shall be performed at the temperature measured on insulating tube during the normal heating test5 l) U4 x2 |) w* S% p2 ?
+ 10°C with minimum of 80°C.' f% U5 a8 t- ?0 U
& p1 p% q9 M2 V4 |. a: z7 Y; {& u$ `3 ~
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发表于 2012-9-16 14:59
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