У вашего броузера проблема в совместимости с HTML5
Autocad Electrical should have a autoscaling functionfor the wiring jumper like in visio
You can vote for the Idea on Autodesk
here's the link.
https://forums.autodesk.com/t5/autocad-electrical-ideas/wire-cross-gap-jumper-size/idi-p/8727384