Construction Monkey

Residential Service Optional

Instructions

This calculations is based on NEC 220-30 (1999 Edition) and only applies to residential services where the following conditions are met:

  • Ampacity must be greater than 100 amps
  • Single phase, 3-wire service only.
  • Heating and cooling done locally and not centrally.
  • No Electric Space Heating.

Calculation Inputs

General Information

sqft
%

Fixed Appliances

 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)

Heating and Cooling

 volt-amps (watts)
 volt-amps (watts)
 volt-amps (watts)

Calculation Results

Demandable Load

General Lighting & Power
3 VA/sqft x _____
N/A

No guarantees are made as to the accuracy of the calculation or compliance with local codes.  Verify all calculations with a professional engineer. If you find an error, or have a suggestion, please send us an email.