NM CID EL-1 Practice Questions - New Mexico CID EL-1 Electrical Distribution Systems, Including Transmission Lines Examination Exam

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NESC 2007 Table 352-1 lists a burial depth of 30 inches as adequate for supply cable or conductor in which voltage range (unless a listed exception applies)?

0 to 600 V only 601 V to 50 kV 50.1 kV and above only communication cable only, regardless of voltage

Correct Answer:

601 V to 50 kV

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