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- Low voltage power line carrier automatic meter recording system. 低压电力线载波集抄系统。
- Low voltage power distribution cabinet, power distribution chest and lighting chest. 低压配电柜,动力配电箱、照明箱。
- Being operated from low voltage power supply the tonometer is electrically safe. 低压电源操作,眼压仪电方面是安全的。
- Guide on methods of measurement of short duration transients on low voltage power and signal lines. 低电压;电力传输线路;电气工程;电磁兼容性;测量;
- It is mainly applied in voltage power cables and control cables. 主要用于中低压电力电缆和控制电缆的绝缘。
- Lightning current withstand capacity test of electronic equipment wires and fuse links in low voltage power systems is conducted in laboratory . 通过试验研究了弱电设备电气连线、制电路板及低压系统保险丝管等耐受雷电流的能力。
- Lightning current withstand capacity test of electronic equipment wires and fuse links in low voltage power systems is conducted in laboratory. 通过试验研究了弱电设备电气连线、印制电路板及低压系统保险丝管等耐受雷电流的能力。
- The reflection and refraction of traveling wave are quite complicated at the sheath-crossing point of high voltage power cable, due to its remarkably noncontinuous surge impedance. 高压电缆的金属护套交叉互联导致行波在多个波阻抗不连续点产生了复杂的折反射行为,这对高压电缆线路的行波故障测距产生很大的影响。
- To eliminate the harmonics caused by nonlinear loads in power network, a modularized active power filter (APF) for low voltage power network is designed. 为滤除低压电网非线性负载产生的谐波,设计了模块化并联型低压有源滤波装置。
- Our main products include C,KU,S band LNB,MMDS LNBF,Wave Filters,Amplifiers and other components of satellite receiving system,also some products of low voltage power system. 优质的器件,先进的生产检测设备,高素质的员工队伍...保证了我们能为顾客提供高品质的产品。
- High voltage power cables have been officially linked to cancer for the first time. 科学家首次正式提出高压电缆与癌症有关。
- Analysis results show that within the frequency band from 1MHz to 30MHz the impedance of low voltage power network varies from more than ten ohms to one thousand ohms and in general it decreases with the increment of frequency. 分析结果表明在1~30MHz频段,其阻抗值在十几欧姆到上千欧姆之间变化,总体上随频率的升高而降低;
- This paper introduces a distributed Transformer Terminal Unit(TTU) base on MSP430F449 singlechip produced by TI corporation, which has function of reactive power compensation control and apply to low voltage power system(0.4kV). 该文介绍的是一种基于TI 公司MSP430F449单片机;适用于低压(0.;4kV)配电网的具有无功功率补偿控制功能的配变终端单元(TTU)。
- Our main products include MMDS LNBF, C, KU, S band LNB, Wave Filters, Amplifiers, Duplexer and other components of satellite receiving system, also some products of low voltage power system. 主要生产经营MMDS降频器、KU波段高频头、C波段高频头、S波段高频头、滤波器、放大器、双工器、数字卫星接收机、卫星接收天线、弱电系统工程以及其他通讯产品。
- He Haibo, Zhang Youbing, Cheng Shijie.Analysis of reflection of signal transmitted in low voltage power line communication with complex wavelet[J].Proceedings of the CSEE, 2002, 22(6): 11-15. [1]何海波;张有兵;程时杰.;低压电力线载波通信中信号反射现象的复小波研究[J]
- This paper investigates the phenomenon of electrification of zero conductor in low voltage power supply system on the basis of actual circuit,and suggests sollutions for four possiblecauses. 从实际电路出发,对低压供电系统中零线带电现象进行了分析,得出零线带电的四种原因。
- We have found this to be the low voltage power supply, part number RG5-4357.Check the fuser resistance first to confirm, but most times it will require replacement of the low voltage power supply. 国外的做法是检查供电电源是否正常,多数情况可以通过更换低压供电板解决问题。
- Centralized low voltage power supply unit 中央控制低压电源箱
- Tianjin Pirelli Power Cable Co., Ltd. 比瑞利天津电力电缆有限公司。
- AC low voltage power switch boar 交流低压配电