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特种电缆
水利工程观测用电缆
Cables for observation activities in hydraulic projects
产品标准企业标准
Standard lmplemented: enterprise standard
用途
Application
本产品适用于水工建筑物和水电工程观测用仪器、仪表、电子计算机和自动化装置，传输温度、频率、位移、应力等模拟和数字信号，此类电缆具有水工观测特需的电气性能和耐水压性能。
These products are衍for transmittling slimulated signals and digital signais like temperature, frequency, displacement, stress. etc, inmeters and instruments, computers and automatic devices involved in hydraulic engineering buidings and hydraulic power generatingprojects. Such cables have the electricol performances ond hydroulic pressure resistant performances typically required observation inhydraulic engineering.
使用条件
Service conditions
①长期允许工作温度:-40C~70C
Service temperature range: -40C ~70"C
②敷设温度应不低于-15C
Temperature for cable laying shall be not less than-15"C.
③允许弯曲半径应不小于电缆直径的6倍
The bending radius shall be not less than 6 fimes of the cable outer diameter.
产品型号及名称
Models and names of products
|
型号规格 Model No. |
名称 Names |
额定电压(V） Descriplion |
用途 Appllcations |
| SBJVVP |
水工观测用多对屏蔽信号电缆 Muti-pair shielded signalcables for observations inhydroulic engineering |
300/500 |
弦式传感器和其它水电仪表 String mode sensors and other waterand elecmical meters ond instruments |
| SBVVP | |||
| BGK05-375V6 |
水工观测用屏蔽信号电缆 Shielded signal cables forobservationsin hydroulic engineering |
300/300 |
高频数字信号和计算机信号传输 Transmission of high-frequencydiglital signals and computer signals |
| BGK02-250V6 | |||
| NKYGC |
水利学电缆 Hydraulics cables
水利工程观测用软电缆 Soft cables for observation.actlvities In hydraullc projects |
300/500 |
电子设备、自动化装置的信号传输和水工动力设备供电线路
Transmission of signals to and from electronicequipment and automatic devlices, and power |
| SYZW |
规格
Specifications
|
型号 Model No. |
规格 Specifications |
|
|
芯（对）数 core |
截面 （mm²） |
|
| SBJVVP | 2～4 | 0.3～1.5 |
| SBVVP | 2～8 | 0.3～2.5 |
| NKYGC | 2～8 | 0.3～1.5 |
| BGK05-375V6 | 10 | 0.2 |
| BGK02-250V6 | 4 | 0.2 |
| SYZW | 3～8 | 0.75～1.5 |
注:具体型号、规格、外径等其他要求可根据客户要求生产
Note: The models, specfications and outer diameters oan be determined subject to customers" specinicrequirements.
主要技术性能
Main technical performances
|
试验项目 Test items |
要求 Requirements |
|
水压试验 Hydraultc test 水温:20℃ Water temperature: 20℃ 水压:2MPa Hydroulic pressure: 2MPa 浸水时间:72h Time for submersion in water 72h |
不小于10m长的电缆，导电缆芯与水之间的绝缘 Cable length not less than 10m,cable core insulated from water |
|
充气试验 Air charging test 气压:98KPa Air pressure: 98Kpa 充气时间:1min Time for olr charging: 1min |
护套应不漏气 Sheath shall be free from air leakage. |
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