electrical power cable engineering (9)
electrical power cable engineering (9)
... specifications for power and control cables have been prepared in the United States by various industry organizations since the early part of the twentieth century. Electrical cables are ... pertain to power cables. Their first specifications were written for paper insulated cables for medium voltage applications. Presently their specifications cover all forms of laminat...
Ngày tải lên: 21/03/2014, 12:09
electrical power cable engineering (6)
... that comprise water and electrical trees differ. AC breakdown strength is commonly performed on fill size cables as an aid in characterization. For full size cables, it is common ... mil, or kV per mm. For full size cable, it is common to merely report the kV at which the cable has failed. Hence if a 175 mil wall cable fails at 52.5 kV (or 52,500...
Ngày tải lên: 21/03/2014, 12:09
electrical power cable engineering (7)
... CHAPTER 7 SHIELDING OF POWER CABLES Lawrence J. Kelly and Carl C. Landinger 1. GENERAL Shielding of an electric power cable is accomplished by surrounding the assembly ... must be provided in the cable design to ensure that the cable will activate the back-up protection in the event of any cable fault over the life of that cable. There is also the concer...
Ngày tải lên: 21/03/2014, 12:09