What is a DOL Starter? Direct-On-Line Starter For Single Phase and Three Phase Motors. DOL Motor Starter Wiring Diagrams and Operation. A complete direct online starter - DOL starter diagram with motor and control wiring, In the diagram magnetic contactor, overload relay and switches.
Looking to understand DOL (Direct-On-Line) motor starter wiring? This step-by-step guide is made for US electricians, apprentices, and DIY homeowners who want to learn how to wire and connect a.. Attached is a .pdf file with pictorial diagrams (1) of how you would connect the four most common variants of a DOL starter. They show diagrams for 240 and 415 VAC control. The most common for small Direct On-Line Starters (DOLs) is 415VAC, as this requires no neutral to be fed to the starter.