荣昌阻燃电源线电缆ZR-RVV钻研

荣昌阻燃电源线电缆ZR-RVV钻研

　　执行标准：JB8734.5-1998产品数量长期大量供应包装说明200米/卷；500米/卷线芯材质无氧铜芯数1～24芯护套材质PVC/PE电线大外径26（mm）标称截面0.12～2.5（mm2）RVVP RVVP 屏蔽电缆缆芯：绝缘芯线绞合成缆，绕包聚酯薄膜带（PP带） RVVP 屏蔽电缆护套：黑。
　　DJYJP3V(R)P3-22交联交联聚乙烯绝缘铝塑复合带绕包分屏总屏聚氯乙烯护套钢带铠装计算机用屏蔽(软)电缆。DJYDYD(R)P低烟无卤阻燃聚烯烃绝缘和护套铜丝编织总屏计算机用屏蔽(软)电缆。

Flame-retardant audio cable; ZR - manufacuring HYA, ZR - HYAC, ZR - HYAT, ZR - HYA53, ZR - HYAT53, ZR - HYV, ZR - HYA23, ZR - HYAT23, ZR - HYA22, ZR - HYAT22 product description: our factory produced communication cable is suitable for the fixed overhead laying or buried in the city ZR - manufacuring HYA: copper solid polyolefin insulation flame retardant poly (tidal layer sheath duct ZR - HYAT: copper solid polyolefin insulation filling type flame retardant poly (tidal layer sheath duct ZR - HYAC: Copper solid polyolefin insulation messenger tidal level flame retardant polyethylene sheath duct ZR - HYA53: copper solid tidal polyolefin insulation layer polyethylene sheath gangsu belt sheathed flame-retardant polyethylene sheath duct ZR - HYAT53: copper solid polyolefin insulated filled type tidal sheath gangsu belt sheathed flame-retardant layer together sheath duct ZR - HYA22: copper solid tidal polyolefin insulation layer polyethylene sheath steel tape armoured flame retardant PVC sheathed in communication cable ZR - HYA23: Copper solid polyolefin insulation tidal to get together on flame retardant sheath steel tape armoured layer sheath duct ZR - HYAT22: copper solid polyolefin insulation filling type tidal layer polyethylene sheath steel tape armoured flame retardant PVC sheathed in communication cable ZR - HYAT23: copper solid polyolefin insulated filled type tidal to get together on flame retardant sheath steel tape armoured layer sheathed communication cable in the city

　　HYAC：铜芯实心聚烯烃绝缘自承式挡潮层聚乙烯护套市内通信电缆。HYA53：铜芯实心聚烯烃绝缘挡潮层聚乙烯护套钢塑带铠装聚乙烯护套市内通信电缆。HYAT53：铜芯实心聚烯烃绝缘填充式挡潮层聚乙烯护套钢塑带铠装聚乙烯护套市内通信电缆。



　　未来随着铁路信号电缆不断增长的市场需求，将极大拉动国内电缆行业的发展，为国内电缆生产企业开辟一片新的天地。本厂生产的通信电缆是传输电话、电报、传真文件、电视和广播节目、数据和其他电信号的电缆。价格优惠，，从生产到客户使用一条龙，它的结构是由一对以上相互绝缘的导线绞合而成。

10s延时时间到，CPU调用SFC32指定的OB20.在OB20中用MOVE保存调用OB20的日期时间的后4个字节，同时将Q4.0置为，并通过PQB4立即输出。用I0.2将Q4.0复位，在OB1调用SFC34来查询延时中断的状态字，查询结果用MW8保存，其低字节为MB9，OB_NR的实参是延时中断OB的编号。RET_VAL为SFC执行时的错误代码，为0时无错误。异步错误组织块操作系统可以检测下列错误：不正确的CPU功能、操作系统执行中的错误、用户程序中的错误、I/O中的错误。

　　3、产品型号规格及范围：产品型号规格范围使用场合MKVV,MKVVP,MKVVP20.5-10mm2,2-61芯适用于弱电控制系统或强电磁场干扰区MKVV22,MKVV200.5-10mm2,4-61芯MKVV32,MKVV300.5-10mm2,7-61芯MKVVR0.5-6mm2,2-61芯MK。

　　 DJVPVP22DJYPVP22DJYJPVP22编织分对屏蔽、总屏蔽（铜丝或镀锡丝）、铠装。 DJVP2VP2-22DJYP2VP2-22DJYJP2VP2-22铜塑复合膜分对屏蔽、总屏蔽、铠装。
　　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。HYV——铜心实心聚乙烯绝缘，聚氯乙烯护套，绕包铝箔带，市话通信电缆。HPVV——铜心聚氯乙烯绝缘，聚氯乙烯护套铝箔绕包带，市话通信电缆。

Integrated stranded railway signal cable implementation standard GB/ t2476-1993. Railway signal cables are suitable for transmission of railway control signals, audio signals or fixed cables for fixed installation in rated voltage ac 500V or dc 1000V or below. Product name, model, specification and scope: plastic insulation and PVC sheathed railway signal 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 signal communication, fire alarm signal, telegraph and other automatic device systems with rated voltage ac 500V or dc 1000V or below. Polyethylene polythene insulation composite sheath steel tape armoured PVC sheathed railway signal cable 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 audio signal transmission and fixed installation of railway signal and group control automation assembly line, is of general automatic transmission railway signal, can also transmit frequency shift automatic block and business phone and other audio signal. 4, using features: cable in - 40 ℃ to + 50 ℃ environment use. Cable conductor long-term working temperature shall not exceed 70 ℃. Ordinary sheath of the cable laying under the environment temperature is not lower than 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 disturbance



　　IA-DJVVP2IA-DJYVP2IA-DJYJVP2本安型、铜塑复合膜总屏蔽。IA-DJVVP3IA-DJYVP3IA-DJYJVP3本安型、铝塑复合膜总屏蔽。IA-DJVPVPIA-DJYPVPIA-DJYJPVP本安型、编织分对屏蔽、总屏蔽（铜丝或镀锡丝）。

Oil-filled cable model HYAT armouring oil-filled cable HYAT22 HYYT23 HYAT23 HYAT53 oil-filled cable standard: YD/ t322-2013

作为电工，避免不了对变压器的操作。就有很多朋友问电力变压器的分接开关的调节方式。那么什么是变压器分接开关呢？它的作用有是什么呢？变压器由于电网中即是同一等级电压，由于线路压降等原因，各处的电压也不是完全相同的，所以变压器安装在不同位置，一次电压不同，为了都能输出额定电压，就在变压器高压绕组上设置了多次抽头，将抽头接到分接开关上，通过分接开关与电网相连。这样，可以通过调节分接开关来改变变压器高低压绕组的匝数比，来调节变压器输出电压的高低。

　　二、电缆的型号、名称及使用范围型号名称使用范围DJYVP聚乙烯绝缘对绞组铜线编织总屏蔽聚氯乙烯护套计算机电缆固定敷设在室内、电缆沟或管道内DJYVP2聚乙烯绝缘对绞组铜带总屏蔽聚氯乙烯护套计算机电缆DJYVP3聚乙烯绝缘对绞铝塑复合带总屏蔽聚氯乙烯护套计算机电缆DJYPV聚乙烯绝缘对绞组铜线编织分屏。



Low-smoke halogen free cables should be used in subway, underground, control centers, schools, shopping malls, office buildings and other places. Belongs to the new environmental protection wire and cable.