人妻综合网,欧美一级二级三级视频,日韩精品无码波多野结衣,无码国产精品一区二区高潮

資訊詳情
河北省MHYBV-7X50礦用抗拉力電纜廠家直銷
發(fā)布者:dianlan889  發(fā)布時間:2017-02-18 08:48:06

礦用信號電纜技術(shù)文件

河北省MHYBV-7X50礦用抗拉力電纜廠家直銷

 

河北省MHYBV-7X50礦用抗拉力電纜廠家直銷

 

礦用信號電纜

信號控制電纜FIRE-RETARDANT COMMUNICATION CABLES FOR COAL MINES(Signal electric cable)信號控制電纜

礦用信號電纜用途:產(chǎn)品適用于煤礦井下監(jiān)測、控制系統(tǒng)作低頻信號傳輸線。

Scope of application:The product is suitable for the coal mine mine shaft monitor, the control system makes the low-frequency signal transmission line

信號控制電纜煤礦用通信電纜執(zhí)行標準 Standards implemented: MT818-1999

煤礦用通信電纜型號名稱及使用范圍 Model descriptions and Use scope

信號控制電纜 
Model
信號控制電纜

 
Descriptions

使   信號控制電纜
Use scope

MHYV(PUYV)

聚乙烯絕緣聚氯乙烯護套礦用信號電纜
PE insulated PVC sheathed communication cables for coal mine

用于井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power house

MHYVR(PUYVR)

聚乙烯絕緣聚氯乙烯護套礦用信號電纜
PE insulated PVC sheathed communication cables for coal mine

用于井下平巷、斜巷及機電硐室作普通信號傳輸
Used in level; or slanted channels and power house

MHYVP(PUYVP)

聚乙烯絕緣銅絲編織屏蔽聚氯乙烯護套礦用信號電纜

PE insulated copper wire weave shielded PVC sheathed communication cables

用于井下干擾較大的場合作信號傳輸
Served in coal mine where interference is strong

MHYVRP(PUYVRP)

聚乙烯絕緣聚氯乙烯護套銅絲編織礦用屏蔽信號軟電纜
PE insulated copper wire weave shielded PVC sheathed communication soft cables

用于井下干擾較大的場合作信號傳輸
Served in coal mine where interference is strong

MHYBV(PUYV31)

聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護套礦用信號電纜
PE insulated tinned steel wire weave armored PVC sheathed communication cables

用于井下平巷或斜巷作主信號傳輸能承受一定的機械沖擊力
Served in level and slanted channels where the mechanic impact is strong

MHY32 (PUYV3939-1)

聚乙烯絕緣聚氯乙烯護套鋼絲鎧裝礦用信號電纜
PE insulated steel wire armored PVC sheathed communication cables

用于豎井或斜井作主信號傳輸能承受較大的拉力
Served as major signal line in shaft or slanted shaft in coal mines,capable of being under considerable pull force

 

礦用信號電纜
使用特性 Service characteristics

長期允許工作溫度
Long-term service temperature of the cable conductor

70℃

敷設(shè)溫度 Cable laying temperature

≥0℃

 

+25℃時環(huán)境相對濕度 Environment relative humidity at 25℃

≤95%

傳輸頻率 Transmission frequency of cable

≤30KHz

礦用信號電纜的最小彎曲半徑 Minimun bending radius

MHYVRMHYVRP型電纜為電纜外徑的10倍,其它型號為外徑的15
10 times of the cable outer diameter of MHJYV, and 15times for the rest

礦用信號電纜結(jié)構(gòu)示意圖
IIIustration of cable structure

 

礦用信號電纜規(guī)格 Specifications

礦用信號電纜
型號
Model

礦用信號電纜
標準截面 Nominal sectional area(mm2)

0.5

0.75

0.8 1.0

1.5

0.5

0.75

0.8

1.0

1.5  0.5

0.75

0.8

1.0

1.5

-

 數(shù)Core No.

 數(shù)Pair No.

導(dǎo)體結(jié)構(gòu)Conductor structure

MHYV

2-7

2-10

1/0.8
7/0.30

1/0.97
7/0.37

-

1/1.13
7/0.43

1/1.38
7/0.52

MHYVR

2-7

2-10

-

42/0.15

-

32/0.20

48/0.20

MHYVP

2-7

2-10

1/0.8
7/0.30

1/0.97
7/0.37

-

1/1.13
7/0.43

1/1.38
7/0.52

MHYVRP

2-7

2-10

-

42/0.15

-

32/0.20

48/0.20

MHYBV

2-7

2-10

-

1/0.97
7/0.37
42/0.15

1/1.0

1/1.13
7/0.43
32/0.20

1/1.38
7/0.52
48/0.20

MHY32

-

3-7

2-19

-

1/0.97
7/0.37

-

1/1.13
7/0.43

1/1.38
7/0.52

礦用信號電纜主要技術(shù)性能 Major technical performances

1、礦用信號電纜導(dǎo)體直流電阻和電纜固有衰減 DC resistance of the conductor and Intrinsic attenuation

礦用信號電纜
Model

標稱截面
Nominal sectional area
mm2

導(dǎo)  結(jié) 構(gòu) Conductor structure

20℃時導(dǎo)體直流電阻
DC resistance of the conductor at 20℃
(≤Ω/Km)

固有衰減 Intrinsic attenuation
(800Hz) (≤dB/Km)

 Type

根數(shù)/單線標稱直徑 PC.No./Single track diameter(mm)

MHYV
MHYVR

MHYVRP
MHYVP

MHYBV
MHY32

0.5

1

1/0.8

36.0

1.0

2

7/0.30

36.0

0.75

1

1/0.97

24.5

0.8

2

7/0.37

24.5

6

42/0.15

26.0

0.8

1

1/1.0

25.8

0.7

1.0

1

1/1.13

18.1

0.65

2

7/0.43

18.1

5

32/0.20

19.5

1.5

1

1/1.38

12.1

0.5

2

7/0.52

12.1

5

48/0.20

13.3

2、礦用信號電纜其它主要技術(shù)性能 Other major technical performances

(型號 Model:MHYV、MHYVR、MHYVRP、MHYVP、MHYBV、MHY32)

 
Serial number

項目Items

煤礦用通信電纜技術(shù)性能
Technical performances

1

+20℃線芯導(dǎo)體直流電阻(≤Ω/Km) Line core DC resistance at 20℃

見上表 See above table

2

固有衰減(≤dB/Km) Cable intrinsic attenuation

見上表 See above table

3

+20℃絕緣電阻(≥MΩ Km) Insulating resistance at 20℃

5000

4

礦用信號電纜lmin工頻交流電壓試驗 
lmin power frequency alternating current pressure test

-
Core - core
-屏蔽
Core - hield

1500V不擊穿(50Hz)
1500V Does not penetrate

5


工作電容(≤μF/Km) Cable service capacity

0.06(800Hz)

6


遠端串音衰減(≥dB/500) Far-end crosstalk attenuation

70(800Hz)

7


電感(≤μH/Km) Inductance

800(800Hz)

8


工作對直流電阻差(≤%環(huán)阻) DC resistance difference

2

9

單根垂直燃燒試驗 Combustion for single cable test

MT386

10

成束燃燒試驗 Combustion for bunched cable test

符合GB/T18380標準中B類成束燃燒試驗要求
Conforms to GB/T18380 standard B kind becomes ties the burning test

       

zrkvvp2-22-1kyjvkyjvpkvvp-22nh-kvvnh-kvv22kvv32電纜型號及名稱:管道等固定場合礦用通信電纜 http://www.zr-mhyav.commkvvr型礦用控制電纜產(chǎn)品均有 


上一篇 廣西壯族自治區(qū)MHYBV-7-1X25礦用抗拉力電纜廠家直銷 http://www.jdzj.com/jdzjnews/23-42984930.html
來源:dianlan889
版權(quán)聲明:工控網(wǎng)轉(zhuǎn)載作品均注明出處,本網(wǎng)未注明出處和轉(zhuǎn)載的,是出于傳遞更多信息之目的,并不意味 著贊同其觀點或證實其內(nèi)容的真實性。如轉(zhuǎn)載作品侵犯作者署名權(quán),或有其他諸如版權(quán)、肖像權(quán)、知識產(chǎn)權(quán)等方面的傷害,并非本網(wǎng)故意為之,在接到相關(guān)權(quán)利人通知后將立即加以更正。聯(lián)系電話:0571-87774297。
今日最新資訊
熱門資訊
0571-87774297  
影音先锋女人av鲁色资源网浪潮| 91精品国产综合久久福利软件| 欧美精品久久久久A| 婷婷在线影院| 美日韩一级黄片| 国产三级视频在线播放| 少妇人妻好深好紧精品无码老牛| 久久永久免费精品人妻专区| 超薄肉色丝袜一区二区| 人人模人人| 欧美日韩在线不卡视频| 精品国产av一区二区三区| 日韩成人无码电影| 熟妇人妻电影| 欧美国产一区二区| 亚洲午夜精品一区二区| 国产亚洲综合久久| 成人av电影网| 再深点灬舒服灬受不了了视频| 久久久久人妻一区精品性色AV| 激情久久av| 综合xx网| 亚洲AV无码在线一区| 精品少妇人妻嫩草av无码| 国产成人精品午夜二三区波多野| 午夜无码一区| 人人妻人人爱人人操| 爱爱二区| 久久精品熟女亚洲AV| 三级视频在线| 无码人妻精品一区二区三区久久久| 51久久夜色精品国产麻豆| 国产欧美亚洲日韩国| 欧美午夜一区二区福利视频| 日本熟女中文字幕| 国产精品va一级二级三级| 日本二区| 婷婷丁香久久| 国产亚洲精品网站| 久久xxxx| 亚洲AV第一|