Article 645 of the NEC for IT equipment refers you to article 250 for grounding requirements.
If there's a ground bar installed in an IT room, the conductor that goes from it to the building grounding system is considered a grounding electrode conductor right?
Is this conductor sized off of the grounding electrode conductor table 250.66?
If there's a ground bar installed in an IT room, the conductor that goes from it to the building grounding system is considered a grounding electrode conductor right?
Is this conductor sized off of the grounding electrode conductor table 250.66?