T tractor21` Member Feb 17, 2011 #1 I was wondering if someone could explain wht the code went with 13.3 amps for the rating of the appliances.
I was wondering if someone could explain wht the code went with 13.3 amps for the rating of the appliances.
david luchini Moderator Staff member Location Connecticut Occupation Engineer Feb 17, 2011 #2 The code decided on OCPs not to exceed 150% of rated appliance current, but also decided that an OCP smaller than 20A would not be required. 13.3 * 150% = 20.
The code decided on OCPs not to exceed 150% of rated appliance current, but also decided that an OCP smaller than 20A would not be required. 13.3 * 150% = 20.