BreakerWiring

BreakerWiring

Win64, English

DQ Projects
BreakerWiring is a plugin for Autodesk® Revit® that calculates the breaker standard rating, wire conductor size, and conduit according to the NEC NFPA 70 standard.

General Usage Instructions

The plugin associates 19 shared parameters to the category of electrical circuits:

• bw_powercalc: VoltAmpere apparent load; this parameter have the apparent load of calculation of each circuit, in the case of electrical circuits formed by an element Electrical Equipment type, that is a panelboard or switchboard that have other circuits connected the load will the total estimated demand, so the user can make a correct calculus of the circuit according to the demand.

• bw_currentcalc: Ampere apparent current; this parameter have the apparent current of calculation of each circuit.

• bw_vddata: Number; data porcentage of voltage permissible drop: 0.5 % to 5 %.

• bw_factorbreaker: Number; value equal or greater than 1 (Recommended 1.25).

• bw_breaker: Ampere current; the value of the breaker rating according the current load and standard sizes of the NFPA 70.

 

• bw_breakermin: Ampere current; it is the minimum value of the breaker rating of the circuit, it can be 15, 20 or 25.

• bw_factortemp: Number; it is the value of the correction factor of temperature, it works individually in each circuit.

• bw_factoragrup: Number; it is the value of the correction factor of number of circuits.

• bw_cabletype: Text; this parameter is referred to the type of electrical conductor of each circuit, takin in account the NFPA 70 standard.

• bw_wiresize: Text; wire size calculated by the plugin.

• bw_neutral: Yes/No; this allows to the user to add the neutral conductor for circuits of 2 and 3 poles, for circuits of 1 pole it will be always be Yes.

• bw_vdcalculated: Number; calculated voltage drop according to the standard value.

• bw_vdropvolts: Electrical potencial in Volts; calculated voltage drop in Volts.

• bw_currenttable:  Amperes; it is the standard value Amperes of the wire size in the NFPA 70 table.

• bw_currentallowable: Amperes; it is the allowable current, the previous value of bw_currenttable multiplied for the derating factors of number of circuits bw_factoragrup and temperature bw_factortemp.

• bw_lengthaddin: Length, this is the length used by the addin for the calculus.

• bw_voltagestart: Electrical potencial, it is the voltage of the start of the circuit for the voltage drop calculation.

• bw_voltageend: Electrical potencial, it is the voltage in the load of the circuit.

• bw_conduit: Text; conduit parameter in inches of the diameter of the conduit of the circuit, according to the Wire Size, it can has the following data: ½,¾, 1,1 ¼,1 ½, 2, 2 ½, 3,3 ½, 4,5 or 6 inches

In the windows of the plugin there are several data that are assigned to the electrical circuits:

-        Wiring: Select the type of wire according to copper or aluminum and isolation.

-        Temperature: Select the temperature range to assign the temperature factor to the circuits.

-        Voltage drop: Value 0.5% to 5%, to voltage drop calculations.

-        Type of voltage drop analysis:

Individual circuit: The nominal voltage of the circuit is used as the voltage start.

Circuits+Feeders: The voltage used as voltage start will the value taking in account the voltage drops of the upper wiring.

-        Minimum breaker for circuits with lighting fixtures: It can be 15 A or 20 A.

-        Minimum breaker of circuits without lighting fixtures: It can be 15 A, 20 A or 25 A.

-        Length Circuits:

Length Revit default: The addin will used by default the length of the electrical circuit that Revit calculate or the user change.

First run per circuit: The addin will assign the value of the length calculated by Revit, then this value can be changed manually by the user.

-        Checkboxes:

Update: Update all the data according to the entry data of the window, if this is off, the circuits will remain data as tyoe of conductor, voltage drop, minimum breaker and derating factors

Neutral for 2 phases loads: Add neutral conductor for electrical circuits of 2 phases.

Neutral for 3 phases loads: Add neutral conductor for electrical circuits of 3 phases.

The Calculate button assigns to the aforementioned shared parameters the corresponding values according the electrical calculations.

Screenshots

Commands

Installation/Uninstallation

The installer that ran when you downloaded this app/plug-in from Autodesk App Store will start installing the app/plug-in. OR, simply double-click the downloaded installer to install the app/plugin. You may need to restart the Autodesk product to activate the app/plug-in. To uninstall this plug-in, exit the Autodesk product if you are currently running it, simply rerun the installer, and select the "Uninstall" button. OR, click Control Panel > Programs > Programs and Features (Windows 10/11) and uninstall as you would any other application from your system.

Additional Information

Known Issues

Contact

Company Name: DQ Projects

Author/Company Information

DQ Projects

Support Information

Company Name: DQ Projects.

Company URL: https://sites.google.com/view/dqprojects/home

Support Contact: dqprojectsaddins@gmail.com

Version History

Version Number Version Description

1.1.0

Added support for Revit 2021, 2022, 2023, 2024, 2025 and 2026.

1.0.0

First version.
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