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

首頁 > 標(biāo)準(zhǔn)共享

[國外標(biāo)準(zhǔn)] UL AWM STYLE PAGE 20251 請(qǐng)?zhí)峁┰?/h4>
P:2007-05-18 00:06:21

1

UL AWM STYLE PAGE 20251請(qǐng)?zhí)峁┰?

cast shell - 澆鑄槽(連鑄連軋機(jī)的) （0） 投訴

P:2007-05-18 09:23:46

2

UNDERWRITERS LABORATORIES INC.               APPLIANCE WIRING MATERIAL

Subj. 758       Section 2       Page 20251       Issued:  1983-02-23

                                    Revised:  2003-08-07

 

Style 20251     Multi-Conductor Cord.

______________________________________________________________________________

 

Rating      60°C, 150 Volts, 300 Volts peak.

______________________________________________________________________________

 

Conductor       Two to ten 18-33 AWG, tinned or bare, solid, stranded,

            or tinsel.  May include mixed AWG sizes.

______________________________________________________________________________

 

Insulation      Polypropylene, 7 mils minimum average, 5 mils minimum

            at any point.

______________________________________________________________________________

 

Shielding       (Optional) One or more may be shielded.

______________________________________________________________________________

 

Jacket      PVC, Class 43, 20 mils minimum average, 16 mils minimum

            at any point.

______________________________________________________________________________

 

Assembly        Cable may be either straight or wound in retractile

            form.  Core may be either flat or round.  Barrier

            layer and/or fillers optional.

______________________________________________________________________________

 

Standard        Appliance Wiring Material UL 758.

______________________________________________________________________________

 

Instructions    Detailed Examination.

to UL           Physical Properties, Unaged Insulation and Jacket.

Representative  Spark Test.

            Flexibility Test, unaged, if unable to perform Physical

               Properties on tinsel and/or stranded conductors.

______________________________________________________________________________

 

UL          (4)  Detailed Examination.

Counter-Check   (4)  Physical Properties of Insulation and Jacket, 

Program          Unaged and Aged.

            (4)  Heat Shock.

            (4)  Cold Bend.

            (4)  Deformation.

*           (12) Horizontal Flame Test on Cable.

            (4)  Flexibility Test, if unable to perform Physical

                 Properties on Tinsel and/or Stranded Conductors.

______________________________________________________________________________

 

Marking     General.

______________________________________________________________________________

 

Use         Internal cable of electronic equipment, or as

            "Handset Wire or Telephone Cord for Subscriber Sets".

non-wavelength selective branching device - 非波長選擇分路器 （0） 投訴

P:2007-05-19 11:07:09

3

非常感謝！

請(qǐng)問在哪里能買到做這個(gè)認(rèn)證線的PP料啊！

cable jute - 電纜麻 （0） 投訴

3


你需要登錄才能發(fā)表，點(diǎn)擊登錄。