倾城18X1控制电缆双城

倾城18X1控制电缆双城

This product is used for household appliances, electric tools and various kinds of mobile appliances with rated ac voltage of 450/750v or less. (1) rated voltage Uo/U of YZ type is 300/500v, and YC type is 450/750v. (2) the wire core long-term allowed working temperature does not exceed 65 ℃. (3) w-type cable has weather resistance and certain oil resistance performance, which is suitable for use outdoors or in contact with oil pollution. (4) ZR cable has flame retardant performance.
　　 PTYA23-聚乙烯绝缘综合护套钢带铠装聚乙稀外护套铁路信号电缆PTYA23 4芯铁路信号电缆铜导体直径：1.0毫米直流电阻：≤23.5Ω/km电缆参考外径：14.3mm缆芯结构：1×4对绞组工作电容：≤70nF星形四线组工作电容：≤50nF绝缘电阻：≥3000MΩ/kmPTYA23 6芯铁路。

　　全聚氯乙稀配线电缆和局用电缆HJVVHJVVPHPVV局用电缆HCJVV 1、产品执行标准：GB。2、用途：用作短距离的信号传输。3、产品型号规格及范围：HPVV0.4-0.8mm5-400对适用于线路的始端和终端，供连接市内电话电缆至分线箱或配线架之用。

　　该电缆主要用于交流或直流300V及以下的工作系统，在500V及以下时能正常工作。金属屏蔽电力电缆适用于额定电压0.6/1kv及以下的交直流电力系统中的输送电能用。产品具有较强的电磁干扰、抗雷击及均衡电位、改善供电品质的特性，特别适宜计算机中心、航空航天监控中心、智能大楼等精密电子装置的场所。



Railway cables are suitable for transmission under rated voltage ac 500V or dc 1000V and below. Product name, model, specification and scope: plastic insulation and polyurethane sheath railway cable PTYAH; PTYA; PZYA; PTYV; PTYY,; PTY22; PTY23; (PZY02; PZY03; PZY23 PZY22) 1/0.8mm (1/1.0mm) 2-48 core is suitable for railway communication, fire alarm, telegraph and other automatic devices with rated voltage ac 500V or dc 1000V or below. Poly (PVC insulation composite sheath steel tape armoured polyvinyl chloride sheathed PTYA23 PTYA22 PTY23 PTY22 PTYAH23 PZYA23 PZYA22 PZY23 PZY22 0.8 mm (1/1.0 mm) 4-61 core is fit for ac rated voltage 500 v or dc voltage 1000 v and below transfer audio and fixed laying railway and group control automation assembly line, can transport railway group general automatic letter, also can transmit the audio frequency shift automatic block and business calls. ? 4, using features: cable in - use under 40 ℃ to + 50 ℃. Cable conductor long-term working temperature shall not exceed 70 ℃. Ordinary sheath of the cable laying under the temperature below 5 ℃, resistance to sheath for - 10 ℃. The bending radius shall not be less than 15 times of the outer diameter of the cable (when laying) and shall be applicable to any horizontal difference

从技术原理上分析，漏电保护器也存在可能产生拒动的技术误区。1，当中性线产生重复接地时，会使漏电保护器产生分流拒动，而中性线重复接地点是很难找到的。2，当电源缺相，所缺相又正好是漏电保护器的工作电源时，会产生拒动。后还需特别指出两点：1.当发生人体单相触电事故时（这种事故在触电事故中几率高），即在漏电保护器负载侧接触一根相线（火线）时它能起到很好的保护作用。如果人体对地绝缘，此时触及一根相线一根零线时，漏电保护器就不能起到保护作用。

　　(3)敷设时电缆时的环境温度不低于0℃，电缆弯曲半径单芯电缆：无铠装电缆不小于电缆外径的20倍，铠装电缆不小于电缆外径的15倍：多芯电缆：无铠装电缆不小于电缆外径的15倍，铠装电缆不小于电缆外径的12倍。

　　高速公路紧急电话用通信电缆是我厂于1999年新开发的一种产品，主要供高速公路紧急电话业务用。由于结构简单，传输距离长，且价格低廉，受到了用户的广泛欢迎。适用范围:适用于高速公路中紧急电话通信系统用于传输音频信号及控制信号。
Our company strictly implements the system of self-inspection, mutual inspection and special inspection, and it is strictly prohibited to make any defective semi-products out of the factory. To organize the production according to the special technical re of customers and provide products to customers.

　　二、产品执行标准企业标准等效采用英国BS5308标准三、使用特性1.交流额定电压U0/U：300/500V2.电缆高工作温度：聚乙烯绝缘70℃交联聚乙烯绝缘90℃无卤低烟阻燃聚烯烃70℃辐照交联型90℃和125℃两种3.低环境温度：固定敷设-40℃；非固定敷设-15℃。



Computer cable USES: this product is widely used in electricity, metallurgy, petroleum, chemical industry, textile and other departments of detection and control in a computer system or automated devices, as well as general industrial computer. Features: rated voltage UO/U is 300/500v. Allowed working temperature does not exceed 70 ℃, laying temperature not lower than 0 ℃, allowed bending radius should not less than 12 times of cable outer structure of soft cable should be no less than eight times outside the cable, copper tape screened cable shall be less than 15 times of cable diameter. Product code and significance: dj-electronic computer cable y-polyethylene v-polyvinyl chloride R- represents multiple strands of soft core p-copper wire shielding p2-copper belt shielding P3 aluminum plastic compound

　　WDZA-RYY铜芯阻燃无卤低烟聚烯烃绝缘低烟无卤聚烯烃护套软电缆。WDZA-RYY23铜芯阻燃无卤低烟聚烯烃绝缘钢带铠装低烟无卤聚烯烃护套软电缆。WDNA-RY铜芯耐火无卤低烟聚烯烃绝缘软电缆。

使用程序状态功能监视数据块点击数据块工具栏上的监视按钮，自动切换到“数据视图”显示方式，数据块内的存储单元在线的数值在实际值列中显示，程序状态被激活后，不能切换“声明视图”方式。结构的生成和使用结构的生成可以在数据块中或逻辑块的声明表中定义结构，下面介绍在数据块中定义的方法，在上面DB3数据块中，再定义一个结构，名为stack的结构由3个不同数据类型的变量组成。如下图所示：在“ARRAY”下面的INT，按回车键，在该单元下面生成一个空白行，在名称输入stack，在类型列单元点右键选择复杂数据类型，选择STRUCT，（也可以直接输入STRUCT），按回车后再改行下面出现新的行，按如图输入。

　　HYAT22：铜芯实心聚烯烃绝缘填充式挡潮层聚乙烯护套钢带铠装聚氯乙烯护套市内通信电缆。HYAT23：铜芯实心聚烯烃绝缘填充式挡潮层聚乙烯护套钢带铠装聚乙烯护套市内通信电缆。HYV:铜芯实心聚烯烃绝缘聚氯乙烯护套市内通信电缆。

Tianjin cable plant first factory operating a variety of "RVVP shielded cable", we sincerely provide you with the perfect pre-sale, sale and after-sales service, professional to provide "RVVP shielded cable" technical consulting and other services. Company and the major cities of Shanghai, Beijing, shenzhen, guangdong, jiangsu, zhejiang, shandong, sichuan, fujian, hubei, henan, liaoning, hebei, shanxi, hunan, anhui, tianjin, chongqing, guangxi, heilongjiang, jiangxi, shanxi, jilin, yunnan, xinjiang, Inner Mongolia, gansu, guizhou, Taiwan and other cities have a long term business, reasonable price, various import/domestic brands of various types of complete, strong after-sales service, let its tianlian cable light over the country.