|
|
|  PDSH 1014, W7 ~& p/ p$ c# t
. C3 y0 }8 t& K, y' o4 h
| Heating test for convertors! t& Y- p5 @; j- K! X p$ r
| General! H+ ~+ d6 }% c. G* F: @
| 61347-1(ed.1);am1 & 61347-1(ed.2)0 E W) `9 e! H
|
0 |! ~& \3 S' m2 e% P: G) w
Standard(s):0 s6 O7 G1 `+ `, M; `
IEC 61347-1 All editions l: O- d; j. W9 _3 s: I- S, D
Subclause(s): General0 s! D: F: B! ^% r$ ^
No. Year PDSH 1014 2010, c6 S/ Y# }# {( g, A' K5 X
Category: LITE Developed by: ETF5 OSM/LUM
% R, k7 G; H$ t. DSubject:
4 {8 X$ w) d9 f# @9 zHeating test for convertors, T! l6 w; I1 ~: G+ @
Key words:+ p3 w+ Q- |4 s4 ~$ j- I7 E
- tc value- @# k' k* D! [! r7 K
- Independent convertors
1 m2 _$ k) f' {3 u5 q% u+ [- Marking
T* |# h8 f4 L" w9 kTo be approved at the 49th CTL Plenary Meeting, in 20122 _' p0 U0 g; C
Question:, V3 S% B- e J4 Q
Convertors must be tested with the case at the tc marked temperature. However independent convertors do
. t& ~$ K% T" L4 inot have a tc temperature. How must this test be performed, if no tc temperature is given?
; b7 D# s4 R8 ~. g# o6 kDecision:
, Y2 g y2 |1 l3 M5 MThe tc value is also applicable for independent convertors, because the test is related to the tc value. So
- x$ h% D! U7 G7 t/ V9 ?' j2 tthis marking is not allowed to be ignored for independent convertors.
) ?- Q# C6 c _
3 i# Q+ H$ m$ o/ m3 Q5 `
: _" p4 g* }1 ^8 t/ H' U9 |+ k |
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
|
/2 
|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 2012-9-17 15:22
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡