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

請問高手們UL3320 和 UL3122 有什么區(qū)別?謝謝！急！

在線待！！

 

UNDERWRITERS LABORATORIES INC. APPLIANCE WIRING MATERIAL
Subj. 758 Section 3 Page 3320 Issued: May 10, 1977
Revised: March 9, 2001
*Style 3320 Cross-Linked Synthetic Polymer Insulated Wire
______________________________________________________________________________
Rating 90°C, 600 Volts
______________________________________________________________________________
Conductor No. 30-2 AWG, inclusive, tinned or untinned solid or
stranded copper. Splices same as required
for rubber-insulated wire.
______________________________________________________________________________
Insulation Conductor Size Min Avg. Min at any point
AWG (Mils) (Mils)
______________ ________ ________________
30 - 9 30 mils 27 mils
8 45 mils 41 mils
7 - 2 60 mils 54 mils
Chemically cross-linked thermosetting polyethylene. See
Facing Page for compound identification or Type XHHW
compound per the latest bulletin.
______________________________________________________________________________
Standard Appliance Wiring Material UL 758.
______________________________________________________________________________
Instructions Detailed Examination
to UL Tensile strength and elongation of insulation, same as for
Representative Class XL UL 44 unaged.
See Facing Page if not specified.
Spark Test.
18 - 16 AWG - 6000 Volts
14 - 9 AWG - 7500 Volts
8 - 2 AWG - 10,000 Volts
______________________________________________________________________________
UL (4) Detailed Examination
Counter-Check (4) Tensile strength and elongation of insulation, same as
Program for Class XL, unaged and after aging - UL 44.
(4) Heat Shock, at 136°C.
(4) Deformation, T-2/T-1 equals 0.70.
(4) Cold Bend
(4) Horizontal Flame Test
______________________________________________________________________________
(Continued on Page 3320A)

UNDERWRITERS LABORATORIES, INC. APPLIANCE WIRING MATERIAL
Subj. 758 Section 3 Page 3122 Issued: April 22, 1960
Revised: March 7, 2001
Style 3122 Silicone Rubber-Insulated Wire.
Rating 200°C, 300 Volts.
Conductor No. 26-16 AWG, solid or stranded, silver plated, or
nickel coated copper conductor or nickel conductor or
tinned copper (tinned copper strands minimum 15 mils
diameter).
Insulation Nominal 1/64 inch wall Silicone Rubber, Class 22.
Covering Same as for Type SF-1 Fixture Wire.
Standard Appliance Wiring Material, UL 758.
Instructions
to UL
Representative
*
Same as for type SF-1 Fixture Wire but omit Insulation-
Resistance Test and Vertical Flame Test.
Spark Test.
Horizontal Flame Test.
UL
Counter-Check
*Program
(4) Same as for Type SF-1 Fixture Wire; omit Vertical
Flame Test, aging shall be conducted annually
(4) Horizontal Flame Test.
Marking General.
Use Internal Wiring of Appliances.

UL規(guī)定3122是編織硅膠線,很多日資廠要3320編織硅膠線,但UL 好象沒規(guī)定,你不妨問問日新的人,好象他們有做

你需要登錄才能發(fā)表，點擊登錄。