. Electric railway journal . Sole Agent inthe UnitedStates of thePittsburghHigh-VoltageInsulator Co. The Future Ratingsof Westinghouse Insulators; will[be based on tests\inder conditions resembling those \of actual service as closely as can be obtained in a The illustrations were obtained from photographs taken whilethe insulators were being tested, cemented to a metal pin mountedon a steel cross arm grounded, having the line wire tied to the in-sulator as in service. We have transformers for insulator testing capable of developingany required test voltage, including 500,000 volts
. Electric railway journal . Sole Agent inthe UnitedStates of thePittsburghHigh-VoltageInsulator Co. The Future Ratingsof Westinghouse Insulators; will[be based on tests\inder conditions resembling those \of actual service as closely as can be obtained in a The illustrations were obtained from photographs taken whilethe insulators were being tested, cemented to a metal pin mountedon a steel cross arm grounded, having the line wire tied to the in-sulator as in service. We have transformers for insulator testing capable of developingany required test voltage, including 500,000 volts to tested and rated as above give better insurance tothe buyer than when rated by the routine commercial test,where much higher flashovers can be obtained. Westinghouse Electric & Mfg. Co. East Pittsburgh, Pa. Sales Offices in All LargeAmerican Cities 519. w /WESTINGHOUSE^V ELECTRIC li
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
