Energy International

Energy International

4.11 - 1251 ratings - Source

Special vacuum interrupters have been developed for use in contractors up to 11kV. ... eight times full load had been available for some years, while for circuit- breakers interrupters for 32 kA 33 kV were available and larger ratings being developed. ... Grades of strong and stable films of biaxially oriented polypropylene had been produced by a number of manufacturers specifically for use in capacitors.

Title:Energy International
Publisher: - 1970


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