Submersible Pump Control Box Wiring Diagram For 3 Wire Single phase submersible pump control box wiring diagram - 3 wire submersible pump wiring diagram In submersible pump control box we use a capacitor, a resit able thermal overload and DPST switch (double pole single throw). The wiring connection of submersible pump control box is very simple. Here is the complete guide step by step. 3 Phase Submersible Pump Wiring Diagram with DOL Stater 3 phase submersible pump wiring diagram. In which I control a three phase submersible pump motor using magnetic contactor. Not only a contactor but also I install the thermal overload relay which will protect the motor form burning in case of over current flow to the circuit. Single Phase Submersible Motor Starter Wiring Diagram Single phase submersible pump starter wiring diagram download single phase submersible motor starter wiring diagram explanation. In the video i shown a single phase submersible pump starter diagram in which shown the dpst switch thermal overload protector motor capacitor and the complete wiring connection with submersible. INSTALL A SUBMERSIBLE PUMP: 6 Lessons for doing it right Install a Submersible Pump Lesson#5: Getting Water in the Mean Time. No one knows when their well pump will stop working, but there is a way to get temporary water for your whole household while you bring your submersible back online.