NM CID ES-3 Practice Questions - New Mexico CID ES-3 Low Voltage Special Systems (Under 50 Volts) Examination Exam

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If a separate communications grounding electrode is installed because the protector bonding conductor would exceed the dwelling length limit, how must that electrode be connected to the power grounding-electrode system?

Bond the two electrode systems together with a copper bonding jumper not smaller than 6 AWG No connection is required if the rod measures 25 ohms or less Connect them only through the equipment grounding conductor of a nearby receptacle Keep them isolated so lightning current cannot enter the service

Correct Answer:

Bond the two electrode systems together with a copper bonding jumper not smaller than 6 AWG

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