MHYVRP 1*4*48/0.2矿用通信电缆" 厂家报价云南省
MHYVRP 1*4*48/0.2矿用通信电缆" 厂家报价云南省
钢丝编织铠装矿用通信电缆MHYBV使用条件
●温度：-40～50℃
●月平均大相对温度：95%(+25℃)
●安装敷设温度：≥-10℃
●安装时小弯曲半径：MHYBV、MHJYV为电缆外径的10倍，其他型号为电缆外径的15倍
●电缆型号、名称及使用范围
型号
名称
使用范围
MHYV
煤矿用聚绝缘聚氯护套通信电缆
用于平巷、斜巷及机电峒室
MHJYV
煤矿用加强型线芯聚绝缘氯护套通信电缆
用于机械损伤较高的平巷和斜巷
MHYBV
煤矿用聚绝缘镀锌钢丝编织铠装聚氯护套通信电缆
用于机械损伤较高的平巷和斜巷
MHY
煤矿用聚绝缘铝—聚粘结护层聚氯护套通信电缆
用于较湿的斜井和平巷
MHYA32
煤矿用聚绝缘铝—聚粘结护层钢丝铠装聚氯护套通信电缆
用于竖井和斜井
●钢丝编织铠装矿用通信电缆MHYBV结构数据及主要技术支持
型号结构及性能
MHYV
MHJYV
MHYBV
MHY
MHYA32
规格(对数\芯数)
1×2
2×2
1×4
5×2
1×2
2×2
5×2
10×2
20×2
20×2
30×2
50×2
30×2
50×2
80×2
线芯结构根数/直径mm
7/0.28
4/0.28铜线
+3/0.28钢线
1/0.8
粘接护层及铠装层
——
——
编织0.2—0.3的镀锌钢丝
铝—聚带绕包
聚绕包及镀锌钢丝铠装
电缆外径≤mm
7.1
8.6
8.0
11.5
7.1
8.6
15.6
18.4
23.4
23.4
27.4
32.6
32.6
37.3
43.0
电缆参考重量kg/km
58
89
68
134
58
87
218
323
512
472
678
1006
1450
1943
2828
电缆导电线芯直流电阻≤Ω/km
45
73
36.7
绝缘线芯绝缘电阻≥Ω/km
3000
耐交流电压
电缆绝缘线芯间及绝缘线芯与屏蔽间应能经受历时1min，1.5kv交流电压
工作电容≤μF/km
0.06
远端串音衰减(500m)≥dB
70
固有衰减≤dB/km
1.10
1.30
0.95
电缆工作时的直流电阻差≤
环阻的2%
钢丝编织铠装矿用通信电缆MHYBV用途：主要用于煤矿井下监测、监控、轨道运输作信息传输线，也可用于通讯作信息传输。
几天前,科学院福建结构研究所的设备采购公告,将购买600 MHZ数码超导磁共振波谱仪、表面等离子体共振仪、流式细胞仪分析仪、桌面x射线粉末衍射、紫外可见\\ \/紫外可见近红外分光光度计和其他15套科学仪器,除了表面等离子体共振仪外,其余14套工具允许采购进口产品,预算为1940万美元。Project name: institute of Chinese academy of sciences, fujian material structure equipment procurement project item number: OITC -g budget amount: 19.4 million yuan (RMB) deadline time: 09:30 bid opening time on June 02, 2016:2016 - June 2nd 09:30 package number, name of goods (\\\/ set) USES a brief technical requirements whether to allow purchasing imported products purchasing budget of ten thousand yuan (RMB), the surface plasma resonance instrument 1 research no 1502 automatic patch clamp system 1 as shown in the technical specifications as shown in the technical specifications of scientific research is a real-time fluorescent quantitative PCR (1 753 research 304 multi-functional protein detector 1 research is as shown in the technical specifications as shown in the technical specification is 705 cell fluorescent inverted microscope 1 research as shown in the technical specifications are 306 flow cytometry yzer research as shown in the technical specification is 1157 high-perbance oscilloscope 1 research as shown in the technical specifications is 1358 spectrometer 1 research as shown in the technical specifications is 409 optical profile meter 1 research as shown in the technical specification is 10510 piv flow field measuring instrument 1 research as shown in the technical specifications are 10511 desktop X-ray powder diffrb 1 research as shown in the technical specifications are 4512 ultriolet\\\/visible ultriolet visible near infrared spectrophotometer 1 research as shown in the technical specifications is 6513 1 research materials comprehensive physical property measurement system as shown in the technical specifications are 40014 mossbauer spectrometer 1 as shown in the technical specifications of scientific research is superconducting nub magnetic resonance (NMR) spectrometer 1 MHz digital research 460 instrumentation is as shown in the technical specifications
