|
|
% l6 v% }/ f4 q
0 ~4 _* m: Q4 D6 b9 s | Temperature Tests, O' C# h( u- _" o* ?5 R( n) r
| 9.2' }7 i5 j7 }4 K2 D i4 ~6 M
| 61010-1(ed.1);am1;am2
l' p- U, f3 p |
- P" n! o+ I9 {
- G5 g/ g8 d; B1 i. P- EStandard:; K o& X6 r0 y0 I# R: c7 L
IEC 61010-1:1990 +A1:1992 + A2" {' S# H% m( p6 e8 v: H# y" i1 e
:1995/ N! U$ `- I f p. ?* d# z) U" K
Sub clause:( Q5 F. ^" G M4 f4 r7 ?+ l* u
9.2
- @1 \: S) `& q2 ~Sheet n. 335, f8 W% X4 G. F# K, r
Page 1(1)/ B( t3 m: H* l8 H) L
Subject:% ^8 u3 ~( _1 k8 i# W
Temperature tests
7 e: ]- ~9 K: J# t' M0 Q0 x/ O9 e2 xKey words:
) j5 ]0 ^3 p: j/ Y$ T- ]Steady state' x# l5 M; \! S. L
Decision n. 23 taken at
) ~5 l" O* P% A* e, U37th meeting/2000
( b$ ~( f: |" L; Q. aQuestion:
! R( { ^& t" }In sub-clause, in 1st paragraph, what is meant by “steady state”?
- \ q) o, F3 P) ^7 F% A- x0 H5 IShould this term be defined?" Y' X# u K( F/ _" \" x" S$ X
Decision:1 D/ h* F4 v# k: n; A. q9 k7 N
Steady state is not defined in IEC61010-1. It has been agreed that where the4 T: C$ V" T; B* Z; M# E3 U
temperature rise is not greater than 2°C in 1 hour then it is reasonable to conclude that
9 b' m- Q" ^/ u* y2 a' ~; Psteady state has been achieved. This limit is used in other safety standards for example
9 Y, O) A1 f, h T, ?IEC60601-1.
# i8 m' h, |4 K3 ^/ EExplanatory Notes:
3 ?/ i! v) `% w0 |. F9 {+ a qA part is regarded as having reached steady state temperature when the temperature rise over% a" k5 q O; \! I; b( i5 p
a
0 f! J7 x: R3 K/ e. Glong period is almost negligible. The 2°C rise in 1 hour is considered a reasonable limit
2 L0 M% c+ T) `for this purpose.; W5 B8 A. U' N# x' y$ T
9 D* B+ y0 e4 m1 c" ^0 s( l* |' U4 _2 `: o* h' n* C* f% N" e6 o$ t
; f7 @; f3 z! f3 ~, S, o; }
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看，没有账号？注册安规
x
|
/1 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2012-9-19 13:49
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡