BRANCH-CIRCUIT, FEEDER, AND SERVICE CALCS 70-51

Table 220-3(b). General Lighting Loads By Occupancies Unit Load per Square Foot Type of Occupancy (Volt-Amperes) Armories and Auditoriums 1 Banks 31/2** Barber Shops and Beauty Parlors 3 Churches 1 Clubs 2 Court Rooms 2 Dwelling Units* 3 Garages - Commercial (storage) ½ Hospitals 2 Hotels and Motels, including apartment houses without provision for cooking by tenants* 2 Industrial Commercial (Loft) Buildings 2 Lodge Rooms 1½ Office Buildings 3½*** Restaurants 2 Schools 3 Stores 3 Warehouses (storage) ¼ In any of the above occupancies except onefamily dwellings and individual dwelling units of two-family and multifamily dwellings: Assembly Halls and Auditoriums 1 Halls, Corridors, Closets, Stairways ½ Storage Spaces ¼ For SI units: one square foot = 0.093 square meter. *All general-use receptacle outlets of 20-ampere or less rating in one-family, two-family, and multifamily dwellings and in guest rooms of hotels and motels [except those connected to the receptacle circuits specified in Sections 220-4(b) and (c)] shall be considered as outlets for general illumination, and no additional load calculations shall be required for such outlets. **In addition, a unit load of 1 volt-ampere per square foot shall be included for generalpurpose receptacle outlets where the actual number of general-purpose receptacle outlets is unknown. (c) Other Loads - All Occupancies. In all occupancies, the minimum load for each outlet for general-use receptacles and outlets not used for general illumination shall be not less than the following, the loads shown being based on nominal branch-circuit voltages. 70-52 NATIONAL ELECTRICAL CODE (1) Outlet for a specific appliance or other load except for a motor load ampere rating of appliance or load served. (2) Outlet for motor load See Sections 430-22 and 430-24 and