DSH 326 Mains Transformers

小米

广东安规检测
有限公司提供：

小型摆管淋雨试验机

IPX5X6X7喷水试验机

1000L恒温恒湿箱

各种试验指现货

可程式恒温恒湿试验箱

水平垂直燃烧机

自动卷线器试验机

耐划痕试验机

各种灯头量规现货

灼热丝试验机现货

GB1002插头量规

IPX1-X7淋雨现货

IEC61347/UL935镇流器热试验箱

灯具防风罩

IK冲击试验机

UL498插头插座量规

VDE0620插头插座量规

稳定性试验台

家电温升测试角

针焰试验机现货

热电偶焊机现货

家电125mm试验指

E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

9 J# [3 Q$ B, o% {" ~7 H

DSH 326 9 U; Z. }4 P, r. j5 `7 s

Mains Transformers

14.7

61010-1(ed.1);am1;am2

  v0 L% V& X9 `4 CStandard:
IEC 61010-
1:1990+A1:1992+A2:1995
  N! w3 Z  {$ i. u/ J; l: B; O& ^6 WSub clause:
% G: _, O& Y5 E' \$ W" \14.7
' J  I7 W/ P" M+ `5 q: ]4 {7 lSheet n. 326
Page 1(1)
' g8 k( [4 n" e5 J# C0 E( XSubject:
Mains transformers
Key words:
- Temperature
- Melting
- Limits
% I& v1 `: ]& ^Decision taken by
ETF3 and confirmed
  j8 U1 G1 ?4 q: F+ u0 Z2 P7 V5 xby CTL at its 38th
meeting, in Toronto
Question:
What temperature limits should be applied in single fault condition?
9 }1 z  }% a/ z1 d8 `  _6 Q0 E( bDecision:
Refer to Table4 of IEC61010-1 ‘Motor temperature’.
" x- J! a9 B7 V2 c, pNote: Where melting of insulation occurs this is not significant where it does not cause a
$ L9 l1 X( W: c5 U* i* h; Hhazard.
Explanation:
Table 4 is to be amended to include transformers in its application in the next edition and a
text change included referring to hazards when insulation melts.
* D- T. O+ |: {* e8 V


0 P# [1 t" ^8 U0 U" g