安规网

 找回密码
 注册安规
安规论坛 | 仪器设备 | 求职招聘 | 国家标准 公告 | 教程 | 家电 | 灯具 | 环保 | ITAV 签到 充值 在线 打卡 设备 好友| 帖子| 空间| 日志| 相册
IP淋雨机 | 证书查询 | 规范下载 | 资质查询 招聘 | 考试 | 线缆 | 玩具 | 标准 | 综 合 红包 邮箱 打卡 工资 禁言 分享| 记录| 道具| 勋章| 任务
水平垂直燃烧机 | 针焰 | 灼热丝 | 漏电起痕
IP防水防尘设备|拉力机|恒温恒湿|标准试验指
灯头量规|插头量规|静风烤箱|电池设备|球压
万年历 | 距元旦节还有
自2007年5月10日,安规网已运行
IP淋雨设备| 恒温恒湿箱| 拉力机| 医疗检测设备沙特Saber 埃及COI 中东GCC|CoC直接发证机构水平垂直燃烧机|灼热丝|针焰试验机|漏电起痕试验机
灯头量规|试验指|插头插座量规|灯具检测设备耐划痕试验机|可程式恒温恒湿试验箱 | 耦合器设备广东安规-原厂生产-满足标准-审核无忧
查看: 2171|回复: 1

[电源产品] 61558 变压器的输出connector, glow-wire test(灼热丝测试) 要做多少温度?

[复制链接]
发表于 2009-8-22 14:58 | 显示全部楼层 |阅读模式
广东安规检测
有限公司提供:
参照下面61558,请问
( c! m/ b8 {, U变压器的输出connector(见图片), glow-wire test(灼热丝测试) 要做多少温度?" y% M+ f: u" M& q  C
变压器输出24VAC 0.25A; q; _/ f% y7 \9 n6 h" b

& h3 y( `' ]0 T$ P1 j( q4 \$ G/ a
; s0 @1 ]# |2 \3 O2 d: K27.3.1 External accessible parts& }1 D9 K: o8 b' n
External parts of insulating materials shall be resistant to ignition and spread of fire.5 v6 Q4 O) _* N! j: I
Compliance is checked by subjecting enclosures and other external accessible parts to the
  k- E9 K# ]0 T+ l: D$ ~glow-wire test with the temperature of the glow wire as follows:
- f& B1 r2 P- \% {– 650 °C for enclosures. }7 f% ~. \3 x4 h6 z5 q8 r4 c7 t- E
– 650 °C for parts retaining current carrying (keeping in position) parts in position and
2 U3 U+ m* T& \+ pterminals for external conductors which carry a current up to 0,2 A during normal
$ A* z; l9 i- \, h* ?  [operation3 R" G- `0 I: z% }8 s2 ?* H
– 750 °C for parts retaining (keeping in position) current carrying parts in position and
( o7 |$ u4 [7 A: b# X% ^terminals for external conductors with fixed connection (e.g., soldering) which carry a
. q2 i: t  i. i5 }+ H0 Kcurrent exceeding 0,2 A during normal operation1 C! |: Q- M* j  E( L
– 850 °C for parts retaining (keeping in position) current carrying parts in position and
( C9 x; ~2 L8 h5 e$ J4 t. u( eterminals for external conductors with non-fixed connection which carry a current
- W2 c! j; Y) P9 Fexceeding 0,2 A during normal operation6 A! Y3 F! A; @9 E6 S+ g. G
No glow wire tests are required for foils in thin sheet form with a thickness of up to 0,2 mm.
! e* M" J( U* u27.3.2 Internal parts
. a* k) d! l! S- M) i3 lParts of insulating materials retaining (keeping in position) current carrying parts in position; r: W* N% h5 ?& K9 R# Q& T$ i& v
shall be resistant to ignition and spread of fire.6 e; _4 A) q1 C$ {) _* Y1 R7 ?
Compliance is checked by subjecting the parts of insulating materials to the glow-wire test
) t$ k( K0 \9 G9 kwith the temperature of the glow wire as follows:1 N9 S( k8 `  _% g. m0 R/ M
– 550 °C for internal insulating material not retaining (not keeping in position) current& N2 q2 c9 o- c3 `, y/ \2 ?6 w2 [
carrying parts in position
  @% n5 ]/ Q6 ^9 i# J– 650 °C for coil formers (bobbins)
  v5 a8 m0 |! W" ]– 650 °C for parts retaining (keeping in position) current carrying parts in position and
5 Q1 ]7 S  T; R" c2 J5 Tterminals for external conductors which carry a current up to 0,2 A during normal
0 V1 `8 b% _- y7 [1 l4 hoperation
( s# z1 l/ i( |( k; h– 750 °C for parts retaining (keeping in position) current carrying parts in position and
, ?3 F- i8 O) z! I7 Mterminals for external conductors with fixed connection (e.g., soldering) which carry a( O! ?# m$ u/ h8 v
current exceeding 0,2 A during normal operation
+ Z5 p4 w3 C8 v( v% o* I* B6 {8 n– 850 °C for parts retaining (keeping in position) current carrying parts in position and
# r; t* X8 P0 M/ |6 _% E5 B4 Pterminals for external conductors with non fixed connection which carry a current- L, E( U$ k4 p" L" {  A1 f" G
exceeding 0,2 A during normal operation7 }" A) o% k" Z+ ?6 {
No glow wire tests are required for foils in thin sheet form with a thickness of up to 0,2 mm.

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
发表于 2010-6-13 11:12 | 显示全部楼层
750°C
您需要登录后才可以回帖 登录 | 注册安规

本版积分规则

关闭

安规网为您推荐上一条 /1 下一条

QQ|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网 ( 粤ICP13023453-10 )

GMT+8, 2024-11-25 11:50 , Processed in 0.061690 second(s), 22 queries .

Powered by Discuz! X3.4

© 2001-2023 Discuz! Team.

快速回复 返回顶部 返回列表