欧美精品videosex极品,国产在线拍偷自揄拍无码,中文人妻无码一区二区三区在线,中国年轻丰满女人毛茸茸

Basic introduction of junction box module

Release time:2023-01-10 Number of views:

The junction box module is the terminal connection of the cable, the user line and branch trunk line of the wire and cable, and plays an important role. The junction box can be installed in the space bridge, box, pipe and cable trench. It is small in size, does not occupy the effective use space of the building, and is easy to install without cutting off the main cable. The junction box is generally divided into two types according to its purpose. One type is used for connecting the power distribution box to the power supply, and the industrial distribution box is usually referred to as the reference type; The other type is used for communication signal junction box of communication line, which is usually used for network connection. We said that in life, telephone box, cable box, etc.

Junction box module is a connector industry. The junction box module is used for power access or data conversion through shunt, and can output multiple current data or signal equipment. Then, the junction box is usually called M8, while the M12 junction box refers to the line of M8 or M12 socket. It is different from the common socket, which is the power output socket. The common socket has only positive and negative, or has wire, cable box and industrial use. The power output is a pin-shaped I/O port.

Physical properties of junction box module:

(1) The connecting device of indoor distribution box and various plastic bodies are made of flame retardant materials.

(2) The opening angle of the cover shall not be less than 100 degrees to ensure that the continuous operation is not affected.

(3) The installation foot suspension box shall have sufficient impact strength.

(4) When the cover is closed, the sealing performance shall comply with the provisions of GB2408 IP43.

(5) The welding position of terminal hanging tin shall be uniform, and the length shall not be less than 5mm.

Previous:period

Next:Common sense of harness processing

Online Service
TOP
copyright ? Jiangsu Kaice Electric Co., Ltd All Rights Reserved,ICP:蘇ICP備2022048870號(hào)
亚洲色偷偷色噜噜狠狠99| 久久精品久久久久观看99水蜜桃| 亚洲日韩国产一区二区三区| 麻豆国产精品VA在线观看不卡| 香港三级精品三级在线专区| 亚洲色成人中文字幕网站| 狠狠婷婷色五月中文字幕| 国产精品无码无在线观看| 亚洲欧美日本韩国| 久久99精品九九九久久婷婷| 国产成人综合95精品视频| 精品无人区无码乱码毛片国产| 日韩A人毛片精品无人区乱码| 狠狠精品干练久久久无码中文字幕| 在线观看免费播放AV片| 日韩高清在线观看AV片| 欧美黑人XXXX高潮猛交| 中文字幕一精品亚洲无线一区| 亚洲中文字幕在线无码一区二区| 成人欧美一区二区三区| 国产成人欧美日韩在线电影| 国产欧美日韩精品专区| 小受咬床单失禁的GV在线观看| 国产三级无码爽死你| 翁止熄痒禁伦短文合集免费视频| 久久久国产成人一区二区| 国产婷婷色一区二区三区| 久久精品无码中文字幕| 一本大道加勒比久久| 国产特级毛片AAAAAA毛片| 欧美综合天天夜夜久久| 狠狠色婷婷久久综合频道毛片| 成人区人妻精品一区二区不卡| 亚洲精品人成网线在播放VA| 一本一道精品欧美中文字幕| 免费的成年私人影院网站| 老司机久久一区二区三区| 完整版免费AV片| 国产一卡2卡3卡4卡网站免费| 久久久久久国产精品免费免费男同| 成人VA亚洲VA欧美天堂|