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June 2012

TGAsia@IPC.ORG

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Subject:
From:
Leesha PENG Lixia <[log in to unmask]>
Reply To:
Leesha PENG Lixia <[log in to unmask]>
Date:
Thu, 14 Jun 2012 15:18:39 +0000
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text/plain
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贺云,

你好!

我觉得你提的问题很好,应该提交到标准委员会去讨论。



Bliver,请你与贺云联系,把他们的做法提交给610工作组。



Thanks and regards



Leesha



在 2012-6-14,下午8:35,"QA Dept." <[log in to unmask]> 写道:



> 各位:

> 

> 可以看附圖,當然這只是我特意將這條線焊到了板邊的孔里了,但事實上,這種線也通常會要求焊在板的中間位置。

> 

> 這條導線是AWG1015 10#線,所以它的外徑是5MM,如果要焊AWG 8#線的話,線徑會更大。 

> 

> 所以在我們公司,這一條標準我會特意將它屏蔽掉。只跟生產說不能大于1.5MM。

> 

> ========================

> 賀雲        品質部

> ========================

> 美迅工程實業有限公司

> http://www.manson.com.hk

> 

> ----- Original Message ----- From: "Leesha PENG Lixia" <[log in to unmask]>

> To: <[log in to unmask]>

> Sent: Thursday, June 14, 2012 6:23 PM

> Subject: [TGAsia] 答复: [TGAsia] 答复: [TGAsia] IPC线束绝缘间隙问题请教

> 

> 

>> 10mm间隙是挺大的,如果造成短路危险需要评估可接受条件,当然违背最小电气间隙是不可接受的。

>> 

>> 发件人: TGAsia [mailto:[log in to unmask]] 代表 kittyj

>> 发送时间: 2012年6月14日 18:11

>> 收件人: TGAsia

>> 主题: [TGAsia] 答复: [TGAsia] IPC线束绝缘间隙问题请教

>> 

>> 可否提供图片,我也很有兴趣研究下您提出的问题,谢谢!

>> 

>> Best Regards!

>> Kitty Jin

>> 

>> Vishay HiRel Systems (ZhuHai) Electronics Co Ltd.

>> Email:[log in to unmask]<[log in to unmask]" target="_blank">http://www.Email:[log in to unmask]>

>> EXT:6851

>> ________________________________

>> 发件人: TGAsia [mailto:[log in to unmask]] 代表 QA Dept.

>> 发送时间: 2012年6月14日星期四 17:28

>> 收件人: [log in to unmask]

>> 主题: Re: [TGAsia] IPC线束绝缘间隙问题请教

>> 

>> )“等于或小于包含绝缘皮在内的2倍的线径或1.5mm,两者取较大者”

>> 

>> 其實標準的這一點我一直認為它是有問題的:假如我們用的導線直接為5MM,那么按這個檣準,它的绝缘间隙可以充收10MM。 10MM的間隙,怎么能接收呢。

>> 

>> ========================

>> 賀雲        品質部

>> ========================

>> 美迅工程實業有限公司

>> http://www.manson.com.hk

>> ----- Original Message -----

>> From: jim_li<mailto:[log in to unmask]>

>> To: [log in to unmask]<mailto:[log in to unmask]>

>> Sent: Thursday, June 14, 2012 3:03 PM

>> Subject: [TGAsia] IPC线束绝缘间隙问题请教

>> 

>> 各位,,

>> 

>> 有问题需要请教;

>> 

>> 关于IPC标准中线束绝缘间隙的问题,可接受级别中“等于或小于包含绝缘皮在内的2倍的线径或1.5mm,两者取较大者”

>> 这句话我的理解如下:

>> 1)如线径为1.1mm,我实际量测的三根线束的绝缘间隙高度分别为:

>>    1.6mm

>>    1.4mm

>>     2.25mm

>> 对于1.6mm,1.4mm的,我认为小于2倍的线径为可接受

>> 对于的2.25mm的,我认为大于2倍的线径为不可接受

>> -----请老师告知这样理解是否正确?

>> 2)如线径为1.1mm,那么我认为最大可接受的绝缘间隙不超过2.2mm

>> ----请老师告知这样理解是否正确?

>> 3)“等于或小于包含绝缘皮在内的2倍的线径或1.5mm,两者取较大者”这句话我认为是如果实际量测的绝缘间隙大于1.5mm,那么最大不能超过2倍的线径,如果实际量测的绝缘间隙小于1.5mm,就用1.4与1.5mm比较,最大不能超过1.5mm?

>> ----请老师告知这样理解是否合理?为什么?

>> 

>> 2012-06-14

>> ________________________________

>> Jim  Li

>> QA Supervisor

>> 

>> Suzhou Etron Electronics Co.,Ltd

>> 6 Chun Xing Rd.

>> Caohu Industry Park

>> Xiangcheng District,Suzhou,Jiangsu 215143 China

>> Tel:+86 512 65466838-8302

>> Mobile:13451621867

>> E-mail:[log in to unmask]<mailto:[log in to unmask]>

>> Web site:www.etron.cn<http://www.etron.cn/>

>> 

>> 

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