煤礦用阻燃通信電纜原煤礦用信號電纜，MHYV,MHYVR

產品用途:產品適用于煤礦井下監測、控制系統作低頻信號傳輸線。scope of application:the product is suitable for the coal mine mine shaft monitor, the control system makes the low-frequency signal transmission line執行標準 standards implemented: q/3210hl07-2005型號名稱及使用范圍 model desc-riptionsuse scope 型 號model 名 稱desc-riptions 使 用 范 圍use scope mhyvpuyv 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 mine 于井下平巷、斜巷及機電硐室作普通信號傳輸used in level; or slanted channelspower house mhyvrpuyvr 煤礦用聚乙烯絕緣聚氯乙烯護套通信電纜pe insulated pvc sheathed communicationcables 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; orslanted channelspower house
mhyvppuyvp 煤礦用聚乙烯絕緣銅絲編織屏蔽聚氯乙烯護套通信電纜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 mhyvrppuyvrp 煤礦用聚乙烯絕緣聚氯乙烯護套銅絲編織屏蔽通信軟電纜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 mhybvpuyv31 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 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 levelslanted channels where the mechanic impact is strong mhy32 puyv39、39-1 煤礦用聚乙烯絕緣聚氯乙烯護套鋼絲鎧裝通信電纜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使用特性 service characteristics 電纜*允許工作溫度long-term service temperature of the cable conductor 70℃
電纜敷設溫度 cable laying temperature ≥0℃ +25℃時環境相對濕度 environment relative humidity at 25℃ ≤95% 電纜的傳輸頻率 transmission frequency of cable ≤30khz 電纜的zui小彎曲半徑 minimun bending radius mhyvr及mhyvrp型電纜為電纜外徑的10倍，其它型號為外徑的15倍10 times of the cable outer diameter of mhjyv,15times for the rest電纜結構示意圖iiiustration of cable structure電纜規格 specifications 型 號model 標準截面 nominal sectional areamm2
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
- 芯 數core no. 對 數pair no. 導體結構conductor structure
mhyv 2-7 2-10 1/0.87/0.30 1/0.977/0.37 - 1/1.137/0.43 1/1.387/0.52
mhyvr 2-7 2-10 - 42/0.15 - 32/0.20 48/0.20
mhyvp 2-7 2-10 1/0.87/0.30 1/0.977/0.37 - 1/1.137/0.43 1/1.387/0.52
mhyvrp 2-7 2-10 - 42/0.15 - 32/0.20 48/0.20
mhybv 2-7 2-10 - 1/0.977/0.3742/0.15 1/1.0 1/1.137/0.4332/0.20 1/1.387/0.5248/0.20
mhy32 - 3-7 2-19 - 1/0.977/0.37 - 1/1.137/0.43 1/1.387/0.52電纜主要技術性能 major technical performances1、電纜導體直流電阻和電纜固有衰減 dc resistance of the conductorintrinsic attenuation型 號 model 標稱截面nominal sectional areamm2 導 體 結 構 conductor structure 20℃時導體直流電阻dc resistance of the conductor at 20℃≤ω/km 固有衰減 intrinsic attenuation800hz ≤db/km 種 類 type 根數/單線標稱直徑 pc.no./single track diametermm
mhyvmhyvrmhyvrpmhyvpmhybvmhy320.5 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 13.32、電纜其它主要技術性能 other major technical performances型號 model:mhyv、mhyvr、mhyvrp、mhyvp、mhybv、mhy32 序 號serial number 項目items 技術性能technical performances 1 +20℃線芯導體直流電阻≤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℃ 5000
4 lmin工頻交流電壓試驗 lmin power frequency alternating current pressure test 芯-芯core - core芯-屏蔽core - hield 1500v不擊穿50hz1500v does not penetrate 5 電纜工作電容≤μf/km cable service capacity 0.06800hz 6 遠端串音衰減≥db/500 far-end crosstalk attenuation 70800hz 7 電感≤μh/km inductance 800800hz 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 天津市電纜總廠*分廠以“誠信為本、顧客*、質量*"為宗旨，繼往開來，拼搏進取，以嶄新的雄姿和靚麗的風采展現于今天，展現于未來。