国产三级伦理在线,久久久久黄久久免费漫画,成人国产精品日本在线,欧美美最猛性xxxxxx

    山西省MHYBV-7X25礦用信號設(shè)備線電話
    發(fā)布者:dianlan889  發(fā)布時間:2017-02-27 20:01:48  訪問次數(shù):35

    礦用信號電纜技術(shù)文件

    山西省MHYBV-7X25礦用信號設(shè)備線電話

     

    山西省MHYBV-7X25礦用信號設(shè)備線電話

     

    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(biāo)準(zhǔn) 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(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.

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

           

    礦用防爆通信電纜礦用信號電纜mhyamhyvmhyvrmhyvp10×2×0.8 17.6 18.5 2220×2×0.8 20 24 28并將客戶服務(wù)記錄在檔案保存20年MHYBV(HUYBV) 礦用聚乙烯絕緣、鍍鋅鋼絲編織鎧裝、阻燃聚氯乙烯護套通信電纜 用于機械沖擊較高的平巷和斜巷 


    上一篇 貴州省MHYBV-7X50礦用電纜電話 http://www.jdzj.com/jdzjnews/23-43906857.html
來源:dianlan889
免責(zé)聲明:焊材網(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。
0571-87774297  
主站蜘蛛池模板: 绥江县| 清流县| 葫芦岛市| 轮台县| 绩溪县| 万年县| 大厂| 屯门区| 龙泉市| 永春县| 三明市| 抚松县| 德格县| 安陆市| 邹平县| 商水县| 沅江市| 和田县| 嵊州市| 长白| 甘谷县| 临汾市| 西贡区| 黄浦区| 阳朔县| 林甸县| 隆安县| 五原县| 尚义县| 霞浦县| 和政县| 达孜县| 咸宁市| 军事| 方城县| 裕民县| 昌邑市| 夏津县| 砚山县| 简阳市| 巴塘县|