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- I3 x7 M) l/ i; |' h( aStandard(s)- (incl. year) No. Year
+ l$ W. C( h5 o8 I1 T. SIEC 60065:2001 DSH5 I4 s! N7 m( h
0729; k5 D0 o; t, n, E* m+ E3 }3 i; o
2008
* ~4 m( G2 b8 ~ J3 [( x& }Category:
' W+ }' S l8 f9 |TRON$ K1 l6 |, K4 Y8 ?. ]) L
Sub-clause(s):
0 U1 V& v2 H0 K4 o( V7.1.1, Table 3, note b( D* U* [+ r+ Y0 g' Q3 W | {3 h# o
Developed by: ETF2
6 M# ~5 x5 ^8 [1 w* PSubject: Temperature limit
( p1 @5 \, ~7 l" X H# @) ^0 bof main enclosure over heat
3 c% }% e8 Z" ssink( y# C0 m) G& A" @5 O8 Q# v
Key words:
' M; S1 d' j3 B9 l' `; s/ t: c- Limits during normal
. @9 M1 c. p! F% U9 q' V' d2 [operation
# o+ }. s( R1 R; H$ l7 e- Not likely to be touched1 Y7 I( C4 i( e$ e' W4 M; D
during intended use
: r" a/ ~- L4 p6 d9 E/ b& DDecision approved at the0 k, ]0 l3 j) d, }
46th 2009 CTL Plenary
- E1 f2 X. k( _8 E' hMeeting' Q' [- @( ]8 ]5 C5 o
Question:
% W6 A4 _0 H8 @# R2 r3 D7 H+ v- CCan the 65 ° K temperature rise limit be applied for the surface of the main enclosure covering an
& b9 m% {, ?) ^0 z. f( zinternal heat sink in the same way as is applied for vacuum tubes following DSH-566?
' r7 t0 ~* F' ^9 R# P ADecision:% ~+ G$ ~4 h2 S/ @, W
The 65 ° K rise limit may be applied to the enclosure covering an internal heatsink, if:
. {- ^+ u5 M- m. s3 Z; J9 X· the symbol (IEC60417, 5041) is marked on or adjacent to the heated area of the surface of
y# W8 x7 F% a5 T' Zthe enclosure, and5 c \# I2 d# g/ e6 h5 H9 F: B
· the minimum distance over the surface of the product between this area and any control) B9 W# N/ \- y* s+ G8 F
intended to be operated during use is 150 mm or greater, and
& W4 \! V3 z. F" ~( g· the instruction manual gives information regarding it.. x% O$ K" B4 D
; o: V! S& N* K# ]% ~0 K9 O; K$ s# F# I
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发表于 2012-11-8 17:01
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