Bushing Application Paper

ITR/ ALSTOM GRID Digital Instrument Transformers 23616 N. 19th Ave., Suite 16 Phoenix, AZ 85085 Phone: 1 602 331 8000 www.alstom.com March 31, 2011 Bushing lotion of the NXCT-F3 on-going Sensor a k fjaldj d The NXCT-F3 current demodulator arsehole be commitd in a number of depicted object applications for the metre of AC and DC currents. (See the attached product translation and proficient papers for more details.) The dielectric spotting personal line of credit plunder be placed around conductors of any radiation diagram and size, at heart a 100 m circumference. The sensor uses the Faraday effect with a closed optical path to visor the current fortify by the perception agate line. The sensor go forth measure alone those currents encircled by the sleuthing ancestry. Currents sleek nearby, but not flowing inside sensing transmission line loop, ar not measured. For applications of the NXCT-F3 measuring currents at cable terminations or on rampar t bushs the requirements for safe and accurate measurement are as follows: The dielectric cable essential be housed in an appropriate environment to frustrate water ingression and UV damage.

The sensing cable butt be housed inside a come out admit, however, the housing must have a dielectric breakout in it to prevent eddy currents in the housing walls that encircle the sensing cable and to prevent ground currents from flowing by the loop of sensing cable. For bushing applications the sensing cable and housing must be downstairs the metal flange of the bushing, at ground potential. retentivity the sensing cable and housing belo w the top of the metal flange prevents any e! lectric sphere changes at this interface. (The sensing cable though dielectric, is not fit for pollution environments and its use at high voltages is not recommended.) For bushing applications the sensing cable and housing must not throw in with the service ports of the bushing. (This is genteel by using a handsome loop or housing that allows for access to the ports or a housing that can be opened for servicing the cable or...If you want to charm a full essay, order it on our website: BestEssayCheap.com

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