panelboard.io Smart Panel Schedule, beta release
The Smart Panel Schedule engine automates the tedious process of creating, editing and maintaining panel schedules. No more spreadsheets or hand written, barely legible schedules.
NEC Table 310.16 Ampacities of Insulated Conductors with Not More Than Three Current-Carrying Conductors in Raceway, Cable, or Earth (Directly Buried)
Table 310.16 is one of the most commonly used tables in the National Electrical Code. The reason is the inherent practicality and breadth of installations… Read More »NEC Table 310.16 Ampacities of Insulated Conductors with Not More Than Three Current-Carrying Conductors in Raceway, Cable, or Earth (Directly Buried)
Hydraulic Power in Crude Oil Systems
How to calculate hydraulic power in crude oil piping systems.
Alternating Current Induction Generators
Overview The alternating current (AC) induction machine is ubiquitous in modern life, by far the most widely used of all electric machines. The success of… Read More »Alternating Current Induction Generators
Alternating Current Voltage Drop Calculation Table
600 Volt Systems The table below was calculated using the equation where is voltage, is current, is conductor resistance, is conductor reactance and is the… Read More »Alternating Current Voltage Drop Calculation Table
Preferred Standard Nominal System Voltages in the United States
ANSI C84.1 (2020 is the latest version) establishes voltage classes, ratings, and tolerances in the United States for 60 Hz power systems. Both standard nominal… Read More »Preferred Standard Nominal System Voltages in the United States
Low Voltage Distribution Transformers
Low voltage distribution transformers typically supply panelboards and utilization equipment. Three phase 480-208Y/120 VAC, delta-wye, dry-type transformers are among the most frequently encountered. The primary… Read More »Low Voltage Distribution Transformers