SolidWorks Electrical is described as 'SOLIDWORKS Electrical schematic design capabilities simplify development of embedded electrical systems for machines and other applications, with single-line and multi-line schematic tools for planning your electrical systems' and is an app. There are more than 10 alternatives to SolidWorks Electrical for a variety of platforms, including Windows, Linux, Web-based, iPhone and Mac apps. The best SolidWorks Electrical alternative is QElectroTech, which is both free and Open Source. Other great apps like SolidWorks Electrical are Catia, AutoCAD Electrical, Experimenters Circuits and EPLAN Electric P8.
The parts are not made in scale because the software doesn't have any scale. It takes long time to do simple tasks and is generally just slow and has weird bugs. Well it is free, but not suitable to do more than very simple relay and fuse connetion plans.