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煤礦用阻燃通信電纜MHYV

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產地:anhjiehao

詳細介紹:

型號、名稱及使用範圍

ModelDescriptions and Use scope

型號

Model

Descriptions 使

Use scope MHYV 煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜

PE insulated PVC sheathed communication cables for coal mines 用於平巷、斜巷及機電硐室

Served in levelslanted channels and power house MHJYV 煤礦用加強型線芯聚乙烯絕緣聚氯乙烯護套通信電纜

Reinforced core PE insulated PVC sheathed communication cables for coal mines 用於機械損傷較高的平巷和斜巷

Served in level and slanted channels where mechanical damage is frequent MHYBV 煤礦用聚乙烯絕緣鍍鋅鋼絲編織鎧裝聚氯乙烯護套通信電纜

PE insulated galvanized steel wire weave armored PVC sheathed communication cables for coal mines 用於機械衝擊較高的平巷和斜巷

Served in level and slanted channels where mechanical damage is frequent MHYAV 煤礦用聚乙烯絕緣鋁-聚乙烯粘護層聚氯乙烯護套通信電纜

PE insulated Al/PE binding layer PVC sheathed communication cables for coal mines 用於較潮濕的斜井和平巷

Served in level and slanted channels with high humidity MHYA32 煤礦用聚乙烯絕緣鋁-聚乙烯粘結護層鋼絲鎧裝聚氯乙烯護套通信電纜

PE insulated Al/PE binding layer steel wire armored PVC sheathed communication cables for coal mines 用於豎井或斜井

Served in shaft and slanted shaft

使用特性 Service characteristics

電纜長期允許工作溫度 Long-term service temperature of the cable conductor -40-+50 電纜敷設溫度 Cable laying temperature -10 +25℃時環境相對濕度

Environment relative humidity at 25 95% 電纜的zui小彎曲半徑 Minimun bending radius MHYVMHJYV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

電纜規格 Specifications

Model

Specifications 導體結構(根/直徑)mm

Conductor structurenumber/diameter MHYV 1x22x21x45x2 7/0.28 MHJYV 1x22x2 4/0.28銅線+3/0.28鋼線 4/0.28

copper wire +3/0.28 steel wire MHYBV 5x210x220x2 1/0.8 MHYAV 20x230x250x2 MHYA32 30x250x280x2

電纜主要技術性能 Major technical performances

1、電纜導體直流電阻及固有衰減 DC resistance of the conductor and Intrinsic attenuation

Model 20℃時導體直流電阻

DC resistance of conductor at 20

Ω /km 固有衰減(800Hz

Intrinsic attenuation

dB/km MHYV 45 1.10 MHJYV 73 1.30 MHYBV MHYAV MHYA32 36.7 0.95

2、電纜其它主要技術性能 Other major technical performances

MHYVMHJYVMHYBV MHYAVMHYA32

Serial number 項目

Items 技術性能

Technical performances 1 +20℃線芯直流電阻( Ω/Km

Line core DC resistance at 20 見上表 See above table 2 電纜固有衰減( dB/Km

Cable intrinsic attenuation 見上表 See above table 3 +20℃絕緣電阻( MΩ Km Insulating resistance at 20 3000 4 lmin工頻交流電壓試驗

lmin power frequency alternating current pressure test 1500V不擊穿(50Hz

1500V Does not penetrate 5 遠端串音衰減( dB/500

Far-end crosstalk attenuation 70800Hz 6 電感( μH/Km

Inductance 800800Hz 7 電纜工作電容( μF/Km

Cable service capacity 0.06800Hz 8 工作對直流電阻差( %環阻)

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

電纜結構示意圖

IIIustration of cable structure

 


聯係方式
  • 聯係人: 陳玉林 先生
  • 職位: 銷售部經理
  • 真: 0550-7513889
  • 電話: 0550-7313889
  • 手機: 13625509884
  • 址: 安徽省 滁州市 安徽滁州天長市大通鎮壩田街道
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