CEC helper
CEC Conduit Fill Helper
A fast helper for checking conduit fill once you know your total conductor area and conduit internal area from the code tables.
Conductors
3
Allowed fill
40%
Actual fill
0.0%
Calculator inputs
This tool checks conduit fill after table lookup. Use the CEC tables first to get the total conductor area and conduit internal area.
Maximum allowed conductor area
0.0 mm²
Result
Enter values to check fill.
How to use this helper
1 conductor
53% fill
2 conductors
31% fill
More than 2 conductors
40% fill
Version 1 is intentionally simple: use your codebook tables or conductor data to get the total conductor area and conduit internal area, then let the helper check the fill quickly.