In the following paragraphs, I will explain Where and how to distribute each load outlets in a dwelling building as per NEC code. You can review the following previous articles for more information:
2- Small Appliances Branch circuits
2.2 Rules controlling small appliances Branch Circuits:
2.3 rules controlling distribution of receptacle outlets of countertop spaces Countertops may be found In kitchens, pantries, breakfast rooms, dining rooms, and similar areas of dwelling units, these countertops have receptacle outlets which will be distributed in the countertop space as per the following rules:
2.4 Calculation of general-use receptacles load A- For feeder and service calculation purposes:
B- For branch circuit requirements (conductor ampacity & size and over-current protection) calculation This will be explained in coming articles, however you can review the calculation for maximum number of allowable receptacles on a branch circuit which was discussed before in previous article " Receptacle Branch Circuit Design Calculations – Part Three " . 2.5 How to specify the required Type of receptacles for small appliances branch circuits? 1- GFCI Type As per NEC section 210.8 A (6), where the receptacles are installed to serve the countertop kitchen appliances around a kitchen sink must be GFCI Type. See fig.7.
2- Tamper-Resistant type Tamper-Resistant receptacles are intended to increase safety for children. All non-locking type 125- volt, 15- and 20-ampere receptacles shall be listed tamper resistant receptacles. The Receptacles in the following locations shall not be required to be tamper-resistant:
In the next article, I will explain Receptacle branch circuits that serve other types of loads. Please, keep following. |