277v lighting

[showdog77]

If you have two 277 volt feeds in the same switch box is it required to place a divider due to the potential of having 480 volts? Both circuits originate from the same panel.

 

[roger]

See article section 404.8

Roger

 

[M_J_C]

If you have two 277 volt feeds in the same switch box is it required to place a divider due to the potential of having 480 volts? Both circuits originate from the same panel.

What Roger said.

Do you have two devices in the same box?