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Job Description:

  • 1) Tests dielectric strength of porcelain insulators, using testing apparatus: Fastens one hooked end of insulator to metal rod of testing set and connects other hook to grounded wire.

  • 2) Turns dial on test set to specified voltage.

  • 3) Presses button to produce voltage and observes meters on test set to verify dielectric strength of insulator.

  • 4) Discards defective insulators.




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End Of Job Description for: "INSULATOR TESTER"
DOT:   729.387-026

Job Number: 5388