Four point one. Individual Load
Four point two. Circuit Load
Four point two point one. Average Grouping of Circuits
Four point two point two. Continuous Load
Commonly Continuous Loads (Operate three hours or more)
Conditional Continuous Loads (Depends on usage and design intent)
Four point two point three. Circuit Load Calculation
Four point four. Current Phase Rating Four point four point one. Single-Phase Current Phase Rating
Four Electrical Load Calculation Example:
Four point five. Overcurrent Protection
Four point five point one. Ampere Trip
Four point five point two. Circuit Breaker Pole
Four point five point three. Circuit Breaker
Typical Practice in Circuit Breaker Selection
Determine the overcurrent protection for the following circuits:
Four point six. Conductors and Conduits
Four point six point two Conduits
Four point seven PANEL LOAD
Four point seven point one Connected Load
Four point seven point two Demand Load
Demand Factor (eighty percent)
Determine the demand load of a panel board with eight thousand five hundred forty VA connected load supplied at two hundred thirty volts.
Four point seven point three Demand Current
Four point eight FEEDER LOAD
Four point nine SERVICE ENTRANCE LOAD
Four point nine point one Service Demand Load. The total electrical load of the building after applying applicable demand factors.
Four point nine point two Service Current. The current drawn by the building service entrance under the calculated service demand load.