久久久国产精品视频袁燕,99re久久精品国产,亚洲欧美日韩国产综合v,天天躁夜夜躁狠狠久久,激情五月婷婷激情五月婷婷

  • 回復(fù)
  • 收藏
  • 點贊
  • 分享
  • 發(fā)新帖

there have some experts of power domain can help me about safety

there have some experts of power domain can help me about safety
my swithing power cannot acheive the standard of temperature rise test.the type of Ac Inlet is
IEC-320 C8,is two input lines.It\'s VDE safety report show the Max operating temperature is 70.
but my power unit have tested the data of the ac inlet\'s temperature rise is 46.2,the standard data is 70-25(environment temperature)=45. anyone can tell me the AC inlet can operating in 85.
全部回復(fù)(4)
正序查看
倒序查看
呆頭鵝
LV.7
2
2003-09-14 10:50
用中文好嗎?
45度溫升是極限,不能過的
0
回復(fù)
2003-10-07 21:52
65度
我用一種材質(zhì)是溫升65度的.請告知你產(chǎn)品現(xiàn)在的情況.或許我可以幫你.
0
回復(fù)
gang88689
LV.3
4
2003-10-07 21:55
你要描述清楚!
你這種情況我遇到過,55W,好象沒有好招,除非更改結(jié)構(gòu)!
你是什么結(jié)構(gòu)電源?
0
回復(fù)
LV.1
5
2003-10-07 22:01
到我這里來
到我實驗室這里來,我可以讓你過.有意請留言.
0
回復(fù)
發(fā)