美女胸被狂揉扒开吃奶的网站o_亚洲日韩av中文无码专区_东京热激情无码专区_久久HEZYO久综合亚洲色_欧美成人高清视频_国产精品乡下勾搭老头_欧美一级v片在线播放_成人午夜国产视频_男女猛烈无遮挡免费动态图_亚洲一区国产精品视频

電線電纜網(wǎng) > 產(chǎn)品認(rèn)證 > ul認(rèn)證求助(完整版)

ul認(rèn)證求助 - 無圖版

moneytang --- 2009-04-24 11:01:33

1

大家好,我現(xiàn)在準(zhǔn)備申請(qǐng)CMP的認(rèn)證,不過現(xiàn)在還沒喝UL工程師那邊聯(lián)系,我想問一下如果送測(cè)的話,送測(cè)樣品一般都要求送多長(zhǎng)啊?有什么有什么計(jì)算公式還是統(tǒng)一規(guī)定好的?多謝!
moneytang --- 2009-04-24 11:19:45

2

比較急,請(qǐng)大家?guī)蛶兔Π。?/div>
JIM9310 --- 2009-04-24 12:58:57

3

 UL Plenum Cable Flame Test samples must be provided on a reel or spool.
L = length of sample in feet; D = diameter of cable in inches
Plenum Cable Flame Test: L = 900/D (Example: For a 0.50 inch diameter cable 900/0.50 = 1800.00 feet)
      For Flat cables use the following equation to determine the diameter:
<DIV align=center>OD = 1.128 [(T)(W)]?/FONT>

where, T= Length of Minor Axis in inches
W= Length of Major Axis in inches
</DIV>
moneytang --- 2009-04-24 13:08:37

4

多謝 樓上幫忙!
ceteight --- 2009-04-24 13:43:33

5

問一下UL工程師就什么都清楚了
chendehua --- 2009-05-14 16:05:40

6

送樣長(zhǎng)度要根據(jù)你申請(qǐng)的具體情況來定,如申請(qǐng)的認(rèn)證類型、產(chǎn)品規(guī)格等
只說2遍 --- 2009-05-15 17:13:55

7

同意樓上的~~~~

實(shí)際送樣要求為準(zhǔn)。。。。

mc --- 2009-07-02 08:43:20

8

我們也有這方面的需要,

-- 結(jié)束 --