Transcription of ARTICLE 250 Grounding and Bonding
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ARTICLE 250 Grounding and Bonding
ARTICLEMike Holt Enterprises, Inc. ( )47 Grounding and Bonding250 PART I. Scope. ARTICLE 250 contains the following Grounding and Bonding requirements:(1) What systems and equipment are required to be grounded.(3) Location of Grounding connections.(4) Types of electrodes and sizes of Grounding and Bonding conductors.(5) Methods of Grounding and Jumper, Supply-Side. A conductor on the supply side or within a service or separately derived system to ensure the electrical conductivity between metal parts required to be elec-trically connected.
Article 250 covers the grounding requirements for providing a path to the earth to reduce overvoltage from lightning, and the bonding requirements for a low-impedance fault current path back to the source of the electrical supply to facilitate the opera-tion of overcurrent devices in the event of a ground fault.
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