600v max building wiring; 1000v max in fixtures and signs
Wire Type
Voltage rating 600v max: 1 #14 with 1 #18; 1 #18 with 1 #22
Voltage rating 300v max: 1 to 3 #10; 2 or 3 #12;2 to 4 #14; 3 to 5 #16; 5 to 9 #18; 2 #20; 3 #22 solid; 6 #22; 1 #8 standard with 2 #14