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The LADBS NEC Standard Electrical Load Calculation form is a crucial document used to determine the electrical load requirements for residential and commercial buildings in compliance with the National Electrical Code (NEC). This form helps ensure that electrical systems are designed safely and efficiently, providing a reliable foundation for any construction project. For assistance in completing this form, click the button below.

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Table of Contents

Form Overview

Fact Name	Details
Purpose	The LADBS NEC Standard Electrical Load Calculation form is used to determine the electrical load requirements for buildings and structures.
Governing Law	This form adheres to the California Electrical Code and the National Electrical Code (NEC).
Applicability	It applies to new constructions, remodels, and additions to existing structures.
Load Types	The form includes calculations for various load types, such as lighting, receptacles, and appliances.
Submission Requirement	Completed forms must be submitted with electrical permit applications to the LADBS.
Calculation Method	Load calculations are based on NEC guidelines, ensuring compliance with safety standards.
Review Process	The LADBS reviews submitted forms to ensure all electrical loads are accurately calculated and meet code requirements.
Updates	The form is subject to updates in response to changes in electrical codes and regulations.

Download LADBS NEC Standard Electrical Load Calculation PDF Form

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Documents used along the form

When submitting the LADBS NEC Standard Electrical Load Calculation form, several other documents and forms may be necessary to ensure a complete application. Each of these documents serves a specific purpose and helps to provide a comprehensive overview of the electrical system being proposed. Here’s a brief description of some commonly used forms and documents that accompany the load calculation form.

Electrical Plan Drawings: These detailed schematics illustrate the layout of the electrical system, including the placement of panels, outlets, and fixtures. They provide a visual representation that complements the load calculations.
Load Data Sheets: These sheets capture the specific electrical loads for various equipment and appliances within the facility. They help ensure that all loads are accounted for in the calculations.
Service Entrance Specifications: This document outlines the specifications for the service entrance, including the type and size of service conductors, as well as the main disconnect. It is crucial for understanding the capacity of the electrical service.
Energy Efficiency Reports: These reports may be required to demonstrate compliance with energy efficiency standards. They often include information on energy-saving measures that can impact load calculations.
Permit Application: The permit application is a formal request for authorization to proceed with the electrical work. It typically includes details about the project scope and is essential for regulatory compliance.
Inspection Reports: After installation, inspection reports are generated to confirm that the electrical work meets all safety and code requirements. These documents are vital for ensuring the system is safe and operational.

In summary, these documents play a critical role in the electrical permitting process. They ensure that all aspects of the electrical system are considered, promoting safety and compliance with local codes. Having these documents prepared and organized can streamline the review process and help avoid delays.

Document Sample

NEC Standard Electrical Load Calculation for Single Family Dwellings

(Only for Service Ratings of 120/240V, 225 Amps Max)

Owner:

Location:

Total Floor Area of Dwelling (NEC 220.12)

SQFT.

Factor

Quantity

Volt Amperes

(VA)

“General Lighting”

General Lighting (SQFT X 3 VA/SQ FT (Table 220.12)

3 X

sqft.

Small Appliance Circuits (1500 VA per circuit)

(NEC

1500 X

220.52(A)) (minimum 2)

Laundry Circuit (1500 VA per circuit) (NEC 220.52(B))

1500 X

Total General Lighting Load (Add lines 1, 2 & 3):

First 3000 VA @ 100%:

3000

Total General Lighting Load – 3000 =

@ 35%=

Net General Lighting Load (Per NEC 220.42) (Add lines 5 & 6):

*Fixed Appliances(if insufficient space, use back):

YES



Garbage Disposal



Bathroom Fan



Microwave



Dishwasher



Other:



Other:

Total

3 or less Appliances,

Total Appliance VA;

4 or more Appliances,

75% of Total Appliance VA (NEC 220.53):

*Other Loads (including motors, EV charger(s), etc.)

YES

Nameplate Rating

(VA)

9. Electric

Range (8000VA or Nameplate)**

10. HVAC

11.

Electric

Oven

12.

Electric

Dryer (5000 VA minimum)**

13.

Electric

Vehicle Charger

✔

14.

Other:

15.

Other:

16.

25% of largest motor (NEC 430.24)

Total Service Load Volt-Amperes (VA) (Add lines 7, 8 & 9 thru 16) =

Total Service Load Volt-Amperes / 240-volts =

Amperes

***Service Rating (Amperes)=

*For every “YES” answer, indicate VA rating of equipment

**Nameplate rating must be used if larger

***Service Rating shall be greater than or equal to the Service load

As a covered entity under Title II of the Americans with Disabilities Act, the City of Los Angeles does not discriminate on t he basis of disability and, upon request will provide reasonable accommodation to ensure equal access to its programs, services and activities.

NEC Standard Electrical Load Calculation (Rev. 03-23-2016)