General


Common Electrical Formulas


Conduit Fill Tables


EMT, IMC and Rigid Conduit

Sch 40 and Sch 80 PVC Conduit

Flexible Metal Conduit

Liquidtight Conduit Fill


Energy Savings


Energy Savings Calculators


Equipment Ground Tables & Calculators


Equipment Grounding Table

Service Equipment Grounding Table


Full Load Amp Ratings


Single Phase Motor Full Load Amps Table

Three Phase Motor Full Load Amps Table

Single Phase Transformer Full Load Amps Table

Three Phase Transformer Full Load Amps Table


NEMA Configurations


Straight Blade Configurations (PDF download, 300kb)

Locking Blade Configurations (PDF download, 384kb)


Wiremold Raceway


Wiremold 500/700 Wire Capacities Data

Wiremold 2000 Wire Capacities Data

Wiremold 2100 Wire Capacities Data

Wiremold 2400 Wire Capacities Data

Wiremold 3000 Wire Capacities Data

Wiremold 4000 Wire Capacities Data

Wiremold 400/800/2300 Wire Capacities Data

Wiremold 5000 Wire Capacities Data

Wiremold 6000 Wire Capacities Data

Wiremold NM2000 Wire Capacities Data



Disclaimer:
Irby takes no responsibility for any false or misleading information contained in the tables and calculators provided here. The use of these tables and/or calculators is the sole responsibility of the user. Irby does not guarantee that the results produced by using these tables and/or calculators is correct or applicable in all situations.  The user must also understand that the National Electrical Code may or may not be legally acceptable in their area. Furthermore, electrical codes may be modified or superseded by the locality in which the work is done.