人妻综合网,成人影片麻豆国产影片免费观看,中文字幕一区二区人妻电影,欧美性喷潮

資訊詳情
江西省MHYBV-7X50礦用信號(hào)設(shè)備線廠家推薦
發(fā)布者:dianlan889  發(fā)布時(shí)間:2017-02-18 08:36:17

礦用信號(hào)電纜技術(shù)文件

江西省MHYBV-7X50礦用信號(hào)設(shè)備線廠家推薦

 

江西省MHYBV-7X50礦用信號(hào)設(shè)備線廠家推薦

 

礦用信號(hào)電纜

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

礦用信號(hào)電纜用途:產(chǎn)品適用于煤礦井下監(jiān)測(cè)、控制系統(tǒng)作低頻信號(hào)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(hào)控制電纜煤礦用通信電纜執(zhí)行標(biāo)準(zhǔn) Standards implemented: MT818-1999

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

信號(hào)控制電纜 號(hào)
Model
信號(hào)控制電纜

 
Descriptions

使   信號(hào)控制電纜
Use scope

MHYV(PUYV)

聚乙烯絕緣聚氯乙烯護(hù)套礦用信號(hào)電纜
PE insulated PVC sheathed communication cables for coal mine

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

MHYVR(PUYVR)

聚乙烯絕緣聚氯乙烯護(hù)套礦用信號(hào)電纜
PE insulated PVC sheathed communication cables for coal mine

用于井下平巷、斜巷及機(jī)電硐室作普通信號(hào)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(hù)套礦用信號(hào)電纜

PE insulated copper wire weave shielded PVC sheathed communication cables

用于井下干擾較大的場(chǎng)合作信號(hào)傳輸
Served in coal mine where interference is strong

MHYVRP(PUYVRP)

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

用于井下干擾較大的場(chǎng)合作信號(hào)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(hù)套礦用信號(hào)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(hào)傳輸能承受一定的機(jī)械沖擊力
Served in level and slanted channels where the mechanic impact is strong

MHY32 (PUYV39、39-1)

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

用于豎井或斜井作主信號(hào)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(hào)電纜
使用特性 Service characteristics

長(zhǎng)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(shí)環(huán)境相對(duì)濕度 Environment relative humidity at 25℃

≤95%

傳輸頻率 Transmission frequency of cable

≤30KHz

礦用信號(hào)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(hào)為外徑的15
10 times of the cable outer diameter of MHJYV, and 15times for the rest

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

 

礦用信號(hào)電纜規(guī)格 Specifications

礦用信號(hào)電纜
型號(hào)
Model

礦用信號(hào)電纜
標(biāo)準(zhǔn)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.

對(duì) 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(hào)電纜主要技術(shù)性能 Major technical performances

1、礦用信號(hào)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(hào)電纜
號(hào)Model

標(biāo)稱截面
Nominal sectional area
mm2

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

20℃時(shí)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(biāo)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(hào)電纜其它主要技術(shù)性能 Other major technical performances

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

 號(hào)
Serial number

項(xiàng)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(hào)電纜lmin工頻交流電壓試驗(yàn) 
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(yuǎn)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(duì)直流電阻差(≤%環(huán)阻) DC resistance difference

2

9

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

MT386

10

成束燃燒試驗(yàn) Combustion for bunched cable test

符合GB/T18380標(biāo)準(zhǔn)中B類成束燃燒試驗(yàn)要求
Conforms to GB/T18380 standard B kind becomes ties the burning test

       

hyahyv22hya23hyvhya22hya53hyathyat23hya43公司唯一官方網(wǎng)站:http://www.mkvvpdl.com/命名代號(hào):礦用阻燃通信電纜mkvvp—煤礦用聚氯乙烯絕緣聚氯乙烯護(hù)套編織屏蔽控制電纜本文章內(nèi)容來自:http:// 


上一篇 河北省MHYBV-2*.25+5*0.75帶接頭拉力電纜廠家推薦 http://www.jdzj.com/jdzjnews/23-42983731.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(diǎn)或證實(shí)其內(nèi)容的真實(shí)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(shí)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