I've run into a dispute on a project adding four  1000Watt Metal Halide to a large storage building in Texas.  The fixtures were fed from an existing junction box with 12/3 MC cable.  Being on the road without NEC, I need a article number to defend the installation. It's got to be 330.??, right?
	
		
			
		
		
	
				
			 
				
